CN106583491B - A kind of manufacturing method of Cr-Ni-Mo-Nb nickel-base alloy seamless pipe - Google Patents
A kind of manufacturing method of Cr-Ni-Mo-Nb nickel-base alloy seamless pipe Download PDFInfo
- Publication number
- CN106583491B CN106583491B CN201611204238.1A CN201611204238A CN106583491B CN 106583491 B CN106583491 B CN 106583491B CN 201611204238 A CN201611204238 A CN 201611204238A CN 106583491 B CN106583491 B CN 106583491B
- Authority
- CN
- China
- Prior art keywords
- finished
- heat treatment
- cold
- temperature
- heating
- Prior art date
Links
- 229910045601 alloys Inorganic materials 0.000 title claims abstract description 38
- 239000000956 alloys Substances 0.000 title claims abstract description 38
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical class data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 239000010955 niobium Substances 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000010438 heat treatment Methods 0.000 claims abstract description 113
- 238000001192 hot extrusion Methods 0.000 claims abstract description 38
- 238000005242 forging Methods 0.000 claims abstract description 8
- 241001081830 Degeneriaceae Species 0.000 claims description 57
- 238000000034 methods Methods 0.000 claims description 43
- 239000011265 semifinished products Substances 0.000 claims description 43
- 238000005097 cold rolling Methods 0.000 claims description 40
- 230000001939 inductive effects Effects 0.000 claims description 30
- 238000005554 pickling Methods 0.000 claims description 29
- 238000002791 soaking Methods 0.000 claims description 24
- 238000005238 degreasing Methods 0.000 claims description 22
- 238000005482 strain hardening Methods 0.000 claims description 19
- 239000006104 solid solutions Substances 0.000 claims description 18
- 239000000047 products Substances 0.000 claims description 14
- 239000010950 nickel Substances 0.000 claims description 10
- 239000000843 powders Substances 0.000 claims description 10
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 239000011521 glasses Substances 0.000 claims description 6
- 241000220317 Rosa Species 0.000 claims description 5
- 239000011651 chromium Substances 0.000 claims description 5
- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
- 229910052758 niobium Inorganic materials 0.000 claims description 5
- 239000006060 molten glasses Substances 0.000 claims description 4
- 239000011514 iron Substances 0.000 claims description 3
- 238000003723 Smelting Methods 0.000 claims description 2
- 239000011572 manganese Substances 0.000 claims description 2
- 239000007787 solids Substances 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 15
- 239000010959 steel Substances 0.000 abstract description 15
- 238000005096 rolling process Methods 0.000 abstract description 8
- 239000002184 metals Substances 0.000 abstract description 4
- 229910052751 metals Inorganic materials 0.000 abstract description 4
- 238000005336 cracking Methods 0.000 abstract description 2
- 230000001131 transforming Effects 0.000 abstract description 2
- 238000001125 extrusion Methods 0.000 description 14
- 239000011901 water Substances 0.000 description 11
- 238000005461 lubrication Methods 0.000 description 9
- 210000003491 Skin Anatomy 0.000 description 8
- 239000000463 materials Substances 0.000 description 8
- 238000005516 engineering processes Methods 0.000 description 7
- 229910052804 chromium Inorganic materials 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 240000006028 Sambucus nigra Species 0.000 description 3
- 238000005275 alloying Methods 0.000 description 3
- 238000010586 diagrams Methods 0.000 description 3
- 239000004615 ingredients Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000004301 calcium benzoate Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000002360 preparation methods Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000004429 Calibre Substances 0.000 description 1
- 229910001257 Nb alloys Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000470 constituents Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003628 erosive Effects 0.000 description 1
- 238000005755 formation reactions Methods 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000203 mixtures Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002994 raw materials Substances 0.000 description 1
- 239000000243 solutions Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/02—Making uncoated products
- B21C23/04—Making uncoated products by direct extrusion
- B21C23/08—Making wire, bars, tubes
- B21C23/085—Making tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C29/00—Cooling or heating work or parts of the extrusion press; Gas treatment of work
- B21C29/003—Cooling or heating of work
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
- C22C19/055—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 20% but less than 30%
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
Abstract
Description
Technical field
The present invention relates to a kind of manufacturing methods of Cr-Ni-Mo-Nb nickel-base alloy seamless pipe, belong to nickel-base alloy preparation skill Art field.
Background technique
With the development of modern industry, the demand to material is increasingly harsh, and traditional stainless steel (304,316) and iron are Ni-based resistance to Erosion alloy (N08020, N08028, N08825 etc.) can no longer meet production requirement.For this purpose, increasing corrosion resistant alloy constituent content To improve anti-corrosion and high-temperature behavior.The alloying element that usual Ni, Cr, Mo, Nb are normally added into.Anti-corrosion conjunction involved in this patent Gold is a kind of all very high alloy of Ni, Cr, Mo, Nb alloy content, and ratio shared by alloying element has reached 90% or more.Accurately Say that the alloy is typical high-temperature nickel-based corrosion resistant alloy N06625 in ground.
N06625 alloy Mo content has reached that 8% or more, Nb element has also reached 4% or more, Mo and Nb is strong second Phase formation element will lead to and generate a large amount of intermetallic phase in alloy, and it is common that on the one hand the Deformation Resistance of the alloy is very big Two times or more of stainless steel, on the other hand, a large amount of alloying element reduces the moulding of material, makes the cold and hot working performance of material There is very big difference compared with stainless steel.
For the alloy, the process of tubulation usually requires to produce for the extruder of large-tonnage.In the past, which made With being usually all import.In recent years, domestic enterprise has successively bought horizontal extruder 3 of 6000 tons or more, to produce the conjunction Gold provides equipment guarantee.However, there are many problem of hot extrusion process.It is mainly manifested in and squeezes that bored vehicle is more, the more (mesh of lamination It is preceding not yet to form consensus and solution both at home and abroad), annoying every technical performance index of the alloy.
Summary of the invention
The present invention is intended to provide a kind of manufacturing method of Cr-Ni-Mo-Nb nickel-base alloy seamless pipe, for the alloy production Common problem has carried out careful research and improvement, has formulated a full set of technology from hot-working to cold working, it is ensured that The smooth production of the alloy.
The present invention provides a kind of manufacturing methods of Cr-Ni-Mo-Nb nickel-base alloy seamless pipe to formulate for forging pipe The compo pipe hot extrusion, cold deformation technological parameter, solve steel pipe in hot and cold contact in rolling problem of Cracking, especially The problem of being hot extrusion layering；The nickel-base alloy structural transformation rule is had studied, solves the alloy seamless pipe heat-treated metal Between precipitated phase problem.The process and parameter of this manufacturing process are to produce the key technology of the alloy pipe, are to be protected 's.
The present invention has studied the hot extrusion of N06625 nickel-based alloy pipe, steel pipe cold working, heat treatment process, key process parameter It is as follows:
Hot-working: temperature, extrusion ratio, extrusion speed, induction furnace heating process are squeezed；
Cold working: deflection, mill speed, feed or cold rolling, cold-drawn；
Heat treatment: temperature, soaking time, the type of cooling；
By studying the key parameter of above-mentioned technique, finally solves the nickel-base alloy all fronts production technology problem, complete The producing in serial form of kind, product external diametrical extent are 19 ~ 426mm, and performance meets seamless pipe standard requirements.
The present invention provides a kind of manufacturing methods of Cr-Ni-Mo-Nb nickel-base alloy seamless pipe, including following steps successively It is rapid:
(1) pipe is forged
Pipe ingredient is as follows:
0 < C≤0.015%, 0 < Si≤0.50%, 0 < Mn≤0.50%, 0 < P≤0.015%, 0 < S≤0.015%, 20.0%≤Cr≤23.0%, 3.15%≤Nb+Ta≤4.15%, 0 < Co≤1.0%, 0 < Al≤0.40%, 0 < Ti≤0.40%, 0 < Fe≤5.0%, 8.0%≤Mo≤10.0%, Ni >=58%, remaining is micro other impurity elements；
Smelting, which finishes, is molded into circular pipe blank；The diameter of pipe is 219-400mm, 2 or more forging ratio.
(2) blank prepares
By blank billet-sawn to 500~1000mm, depth drill processes 40~Φ of Φ 100mm central through hole；
(3) hot extrusion
1. blank preheats: blank preheats in annular furnace, and annular furnace temperature setting is 900 ~ 1000 DEG C, and the time in furnace is 1min/mm is increase accordingly with the outer diameter increase time in furnace；
2. an induction heating: blank is put into intermediate frequency furnace induction heating, and induction heating temperature is set as 1100 ± 10 DEG C, soaking time is 1~3min, and heating power is 600~650kW, keeps the temperature power≤200kW；
3. glass powder lubricates: the inside and outside wall of blank is lubricated using the glass powder of molten state under high temperature；
4. reaming: carrying out reaming using rose bit；
5. secondary induction heating: secondary induction is crucial heating process, and heating effect whether is directly related to extruding tubing Quality level.Blank is put into intermediate frequency furnace induction heating, and induction heating is segmented into 3 times, and heating target temperature is set as 1180 ± 10 DEG C (first segment heating target temperature sets 1120 ± 10 DEG C, and heating is finished stops 1min in furnace；Second segment heating Target temperature is set as 1150 ± 10 DEG C, and heating is finished stops 1min in furnace；Third section heating setpoint is 1180 ± 10 DEG C, is protected The warm time is 1min), heating process avoids directly setting target temperature (thermal inertia for eliminating high-power heating), every section of heating function Rate is 600~650kW, keeps the temperature power≤200kW；
6. hot extrusion: using the hot extrusion tool and mould of suitable dimension, the contraction percentage of area is not less than 50%, is not more than 90%, squeezes Solid solution is completed after pressure in 30s；
Cold working process successively is transferred to through aligning, sawing, pickling after hot extrusion；
Extrusion ratio is determined by billet size, squeezing needle size, extrusion die size；It need to be required according to the size of finished product tubing, Select blank specification and tool and mould size.
Cold working process successively is transferred to through aligning, sawing, pickling after hot extrusion；
(4) it is cold worked
There are two types of cold working modes: cold rolling, cold-drawn；
1. cold-rolling process parameter setting: reducing rate: 10~40%；Wall cut rate: 10~50%；Feed 4~6mm/ times；Rolling 20-60 times/min of number.
2. cold-drawn is divided to expanding with two kinds of tube reducing: usually expanding is 10~40mm/ passage, 0.2~0.5mm of wall thickness reduction；Subtract Diameter is 5~10mm/ passage, 1~1.5mm of wall thickness reduction.
Finished product process successively is transferred to through degreasing, heat treatment, aligning, sawing, pickling after cold working or work is cold worked in lower passage Sequence；
(5) it is heat-treated
Steel pipe after cold working is both needed to be heat-treated, and heat treatment is divided into semi-finished product and two kinds of heat treatment process of finished product；Heat Solid solution is completed after processing in 20s.
Cr-Ni-Mo-Nb nickel-base alloy seamless pipe main component composition are as follows: 20.0%≤Cr≤23.0%, Ni >=58%, 8.0% ≤ Mo≤10.0%, 3.15%≤Nb+Ta≤4.15%.
In above scheme, in step (3) hot extrusion process, the temperature of the molten glass powder is 1100~1250 DEG C.
In above scheme, in step (3) hot extrusion process, annular furnace temperature is set are as follows: 1000 ± 10 DEG C；The reaming of use Cone are as follows: 80~250mm of Φ；The hot-extrusion mold of use are as follows: Φ 114 × 10~Φ, 325 × 40mm, the contraction percentage of area are not less than 50%, it is no more than 90%；The external diametrical extent of steel pipe is 114~325mm of Φ after hot extrusion, and tolerance is ± 2mm；Wall thickness range be 10~ 40mm, wall thickness tolerance ± 1mm.
In above scheme, in step (5) heat treatment process, the heat treatment temperature of semi-finished product is 1160~1180 DEG C, heat preservation Time 3min/mm；Finished product heat treatment temperature is 1100~1150 DEG C, soaking time 2min/mm.
In above scheme, cold working described in step (4) and (5) and heat treatment process step, alternately repeatedly, i.e., At first time semi-finished product cold rolling, the heat treatment of first time semi-finished product, second of semi-finished product cold rolling, second of semi-finished product heat Reason ... n-th finished product heat treatment；Wherein n is the positive integer greater than 1.
In above scheme, cold working described in step (4) and (5) and heat treatment process step, alternately repeatedly, and It further include cold chambering process step after being cold worked and be heat-treated every time.
Beneficial effects of the present invention:
(1) processing technology: extruding+cold rolling (pulling out)+solid solution seamless production technology in all fronts has been formulated, can have been produced Ni-based Alloy N06625 alloy seamless steel pipe；
(2) solid solubility temperature: using high temperature solid solution technique, can control grain size at 4~7 grades and crystal boundary is precipitated without σ phase, Mechanical performance index is higher by 5% or more compared with standard requirements simultaneously；
(3) high annular furnace preheating temperature is used, while targetedly process has been carried out to line-frequency induction heating process and has been changed Into, avoid thermal inertia cause squeeze lamination problem；
(4) using the cold working mode of reaming after first cold rolling, heavy caliber (outer diameter 219-426mm), thin-walled (4- are produced Nickel-base alloy seamless pipe 6mm), overcome heavy-calibre nickel base alloy thick-walled pipe can not drawing deformation problem.
Detailed description of the invention
Fig. 1 is the structure and use state diagram of hot extrusion tool and mould.
1 is pressure ram in figure, and 2 be extrusion cylinder, and 3 be blank, and 4 be extrusion die, and 5 be squeezing needle, and 6 be die-cushion, and 7 be die holder, 8 For tubing.
Specific embodiment
The present invention is further illustrated below by embodiment, but is not limited to following embodiment.
Embodiment 1:
It is as follows for trimmed size Φ 25 × 2mm design process flow:
Pipe prepares (Φ 219mm) → hot extrusion (140 × 12mm of Φ) → aligning → sawing → pickling → cold rolling (Φ 114 × 10mm) → degreasing → heat treatment → aligning → sawing → pickling → cold rolling (89 × 7mm of Φ) → degreasing → heat treatment → aligning → sawing → pickling → cold rolling (57 × 5mm of Φ) → degreasing → heat treatment → aligning → sawing → pickling → cold rolling (Φ 38 × 3mm) → degreasing → heat treatment → aligning → sawing → pickling → cold rolling (25 × 2mm of Φ) → degreasing → heat treatment → aligning → saw Cut → pickling → flaw detection → storage
Concrete technology flow process is as follows:
(1) pipe
Using forging, vehicle light pipe base, specification is Φ 219mm.Pipe ingredient is as follows:
(2) blank prepares
Pipe after forging is sawed into the blank of 650mm/ branch, central through hole is Φ 60mm.
(3) hot extrusion
1. blank preheats: blank preheats in annular furnace, 996 DEG C of annular furnace tapping temperature, the 219min of time in furnace；
2. an induction heating: blank is put into intermediate frequency furnace induction heating, and heating power 620kW keeps the temperature power 130kW, soaking time 2min, infrared radiation thermometer show 1103 DEG C of blank external skin temperatures, 1105 DEG C of interior table temperature；
3. glass powder lubricates: the inside and outside wall of blank is lubricated using 1100~1250 DEG C of molten glass powder；
4. reaming: carrying out reaming using the rose bit of Φ 125mm；
5. secondary induction heating: blank is put into intermediate frequency furnace induction heating, and first time heating power is 610kW, heat preservation Power 100kW cuts off induction furnace, does not come out of the stove, soaking time 1min, 1125 DEG C of blank external skin temperatures of infrared radiation thermometer display, interior 1128 DEG C of table temperature；Second of heating power is 610kW, keeps the temperature power 100kW, cuts off induction furnace, do not come out of the stove, soaking time 1min, infrared radiation thermometer show 1155 DEG C of blank external skin temperatures, 1156 DEG C of interior table temperature；Third time heating power is 610kW, is protected Warm power 100kW, cuts off induction furnace, does not come out of the stove, soaking time 1min, and infrared radiation thermometer shows 1185 DEG C of blank external skin temperatures, 1188 DEG C of interior table temperature；
6. hot extrusion: hot extrusion uses the hot extrusion tool and mould of 140 × 12mm of Φ, and shape and schematic diagram are shown in that Fig. 1, section are received Shrinkage 84%, 20s completes solid solution after extruding；
Fig. 1 shows the outfit and use state of tool and mould, and extrusion die 4 is located at the outlet of extrusion cylinder 2, and blank 3 is in extrusion die 4 Under the action of section shrinkage, formed 8 semi-finished product of tubing.Extrusion die 4 is fixed on die holder 7 by die-cushion 6.
The outer diameter of steel pipe is 140.8mm, wall thickness 12.5mm after hot extrusion.After extruding successively through aligning, pickling, repair Mill.
(4) first time semi-finished product cold rolling
It is required according to trimmed size, the cold-rolling process of first time semi-finished product are as follows: 140 × 12mm of Φ → 114 × 10mm of Φ rolls Outer diameter 114.1mm after system, wall thickness 10.2mm, reducing rate 18.57%, wall cut rate 16.67%, feed 4mm/ times roll number 50 Secondary/min.
Steel pipe after cold rolling, is heat-treated through degreasing；
(5) first time semi-finished product are heat-treated
The control of semi-finished product heat treatment temperature at 1170 ± 10 DEG C, soaking time control in 30min, survey furnace temperature be 1175~ Between 1178 DEG C；
15s enters water solid solution after heat treatment；
The second passage semi-finished product cold rolling is carried out through aligning, pickling, reconditioning.
(6) second of semi-finished product cold rolling
It is required according to trimmed size, the cold-rolling process of second of semi-finished product are as follows: 114 × 10mm of Φ → 89 × 7mm of Φ, rolling Outer diameter 89.2mm afterwards, wall thickness 7.1mm, reducing rate 21.93%, wall cut rate 30%, feed 4mm/ times roll 55 times/min of number.
Steel pipe after cold rolling, is heat-treated through degreasing；
(7) second of semi-finished product heat treatment
The control of semi-finished product heat treatment temperature at 1170 ± 10 DEG C, soaking time control in 21min, survey furnace temperature be 1172~ Between 1175 DEG C；
15s enters water solid solution after heat treatment；
The semi-finished product cold rolling of third passage is carried out through aligning, pickling, reconditioning.
(8) third time semi-finished product cold rolling
It is required according to trimmed size, the cold-rolling process of third time semi-finished product are as follows: 89 × 7mm of Φ → 57 × 5mm of Φ, after rolling Outer diameter 57.1mm, wall thickness 5.0mm, reducing rate 35.96%, wall cut rate 28.57%, feed 5mm/ times roll 55 times/min of number.
Steel pipe after cold rolling, is heat-treated through degreasing；
(9) third time semi-finished product are heat-treated
The control of semi-finished product heat treatment temperature at 1170 ± 10 DEG C, soaking time control in 15min, survey furnace temperature be 1175~ Between 1178 DEG C；
15s enters water solid solution after heat treatment；
The cold rolling of four-pass semi-finished product is carried out through aligning, pickling, reconditioning.
(10) the 4th semi-finished product cold rollings
It is required according to trimmed size, the cold-rolling process of the 4th semi-finished product are as follows: 57 × 5mm of Φ → 38 × 3mm of Φ, after rolling Outer diameter 38.1mm, wall thickness 3.05mm, reducing rate 33.33%, wall cut rate 40%, feed 4mm/ times roll 55 times/min of number.
Steel pipe after cold rolling, is heat-treated through degreasing；
(11) the 4th semi-finished product heat treatment
The control of semi-finished product heat treatment temperature at 1170 ± 10 DEG C, soaking time control in 9min, survey furnace temperature be 1175~ Between 1180 DEG C；
15s enters water solid solution after heat treatment；
Finished product cold rolling is carried out through aligning, pickling, reconditioning.
(12) the 5th semi-finished product cold rollings
The cold-rolling process of the 5th semi-finished product is required according to trimmed size are as follows: 38 × 3mm of Φ → 25 × 2mm of Φ, after rolling Outer diameter 25.1mm, wall thickness 2.0mm, reducing rate 34.21%, wall cut rate 33.33%, feed 4mm/ times roll 60 times/min of number.
Steel pipe after cold rolling, is heat-treated through degreasing；
(13) the 5th final pass heat treatment
The control of final pass heat treatment temperature is at 1120 ± 10 DEG C, and in 4min, surveying furnace temperature is 1125 for soaking time control Between~1128 DEG C；
15s enters water solid solution after heat treatment；
It is finished product through aligning, pickling.
(14) nondestructive inspection
By ASME E213 " the practical regulation of metal nominal pipe and pipe ultrasonic inspection " carry out ultrasonic examination, II grade It is qualified.
(15) service check
Fished pipe takes two progress service checks, as a result as follows:
Service check fully meets standard ASME SB444 and user requires, yield strength 25-30% high compared with standard, tension Intensity 11-13% high compared with standard, elongation percentage 65-70% high compared with standard.
Embodiment 2
It is as follows for trimmed size Φ 250 × 8mm design process flow:
Raw material preparation (Φ 306mm) → hot extrusion (194 × 22mm of Φ) → aligning → sawing → pickling → reconditioning → lubrication → cold rolling (168 × 15mm of Φ) → degreasing → heat treatment → aligning → sawing → pickling → lubrication → cold expansion (250 × 14mm of Φ) → degreasing → heat treatment → aligning → sawing → pickling → lubrication → cold rolling (219 × 8mm of Φ) → degreasing → heat treatment → aligning → sawing → pickling → lubrication → cold expansion (250 × 8mm of Φ) → degreasing → heat treatment → aligning → sawing → pickling → flaw detection → Storage
Concrete technology flow process is as follows:
(1) pipe
Using forging pipe, pipe specification is Φ 306mm.Pipe ingredient such as following table.
(2) blank prepares
Pipe after forging is sawed into the blank of 600mm/ branch, central through hole is Φ 80mm.
(3) hot extrusion
1. blank preheats: blank preheats in annular furnace, 1000 DEG C of annular furnace tapping temperature, the 306min of time in furnace；
2. an induction heating: blank is put into intermediate frequency furnace induction heating, and heating power 650kW keeps the temperature power 150kW, soaking time 2min, infrared radiation thermometer show 1108 DEG C of blank external skin temperatures, 1101 DEG C of interior table temperature；
3. glass powder lubricates: the inside and outside wall of blank is lubricated using 1100~1250 DEG C of molten glass powder；
4. reaming: carrying out reaming using the rose bit of Φ 165mm；
5. secondary induction heating: blank is put into intermediate frequency furnace induction heating, and first time heating power is 650kW, heat preservation Power 100kW cuts off induction furnace, does not come out of the stove, soaking time 1min, 1122 DEG C of blank external skin temperatures of infrared radiation thermometer display, interior 1126 DEG C of table temperature；Second of heating power is 650kW, keeps the temperature power 100kW, cuts off induction furnace, do not come out of the stove, soaking time 1min, infrared radiation thermometer show 1150 DEG C of blank external skin temperatures, 1152 DEG C of interior table temperature；Third time heating power is 610kW, is protected Warm power 100kW, cuts off induction furnace, does not come out of the stove, soaking time 1min, and infrared radiation thermometer shows 1182 DEG C of blank external skin temperatures, 1187 DEG C of interior table temperature；
6. hot extrusion: hot extrusion uses the hot extrusion tool and mould of 194 × 22mm of Φ, and shape and schematic diagram are shown in that Fig. 1, section are received Shrinkage 81.06%, 30s completes solid solution after extruding；
Fig. 1 shows the outfit and use state of tool and mould, and extrusion die 4 is located at the outlet of extrusion cylinder 2, and blank 3 is in extrusion die 4 Under the action of section shrinkage, formed 8 semi-finished product of tubing.Extrusion die 4 is fixed on die holder 7 by die-cushion 6.
The outer diameter of steel pipe is 194.5mm, wall thickness 22.8mm after hot extrusion.After extruding successively through aligning, pickling, repair Mill.
(4) first time semi-finished product cold rolling
It is required according to trimmed size, the cold-rolling process of first time semi-finished product are as follows: 194 × 22mm of Φ → 168 × 15mm of Φ rolls Outer diameter 168.5mm after system, wall thickness 15.2mm, reducing rate 13.40%, wall cut rate 31.82%, feed 4mm/ times roll number 30 Secondary/min.
Steel pipe after cold rolling, is heat-treated through degreasing；
(5) first time semi-finished product are heat-treated
The control of semi-finished product heat treatment temperature at 1170 ± 10 DEG C, soaking time control in 45min, survey furnace temperature be 1175~ Between 1178 DEG C；
15s enters water solid solution after heat treatment；
Cold reaming is carried out after aligning, pickling, reconditioning, lubrication.
(6) cold reaming
Cold reaming is carried out using the internal model that specification is Φ 150mm, internal model material is YG8, and expanding rear outer diameter is 181.2mm, Wall thickness is 14.82mm.
Second of expanding, internal model specification is successively carried out after degreasing, heat treatment, aligning, sawing, pickling, reconditioning, lubrication For 170mm, material YG8, expanding rear outer diameter is 201mm, wall thickness 14.5mm.It is heat-treated soaking time 45min, surveys furnace temperature Between 1175~1178 DEG C, 15s enters water solid solution after heat treatment.
Expanding, the internal model specification of third time is successively carried out after degreasing, heat treatment, aligning, sawing, pickling, reconditioning, lubrication For 200mm, material YG8, expanding rear outer diameter is 328.8mm, wall thickness 14.2mm.It is heat-treated soaking time 45min, surveys furnace Between 1173~1177 DEG C of temperature, 15s enters water solid solution after heat treatment.
The 4th expanding, internal model specification is successively carried out after degreasing, heat treatment, aligning, sawing, pickling, reconditioning, lubrication For 225mm, material YG8, expanding rear outer diameter is 252.5mm, wall thickness 14.0mm.It is heat-treated soaking time 45min, surveys furnace Between 1174~1176 DEG C of temperature, 15s enters water solid solution after heat treatment.
(7) second of semi-finished product cold rolling
It is required according to trimmed size, the cold-rolling process of second of semi-finished product are as follows: 250 × 14mm of Φ → 219 × 8.5mm of Φ, Outer diameter 219.3mm after rolling, wall thickness 8.6mm, reducing rate 12.4%, wall cut rate 36.67%, feed 4mm/ times roll number 30 Secondary/min.
Steel pipe after cold rolling, is heat-treated through degreasing；
(8) second of semi-finished product heat treatment
The control of semi-finished product heat treatment temperature at 1170 ± 10 DEG C, soaking time control in 26min, survey furnace temperature be 1175~ Between 1178 DEG C；
15s enters water solid solution after heat treatment；
Cold reaming is carried out after aligning, pickling, reconditioning, lubrication.
(9) cold reaming
Internal model specification is 233mm, and material is YG8, and outer diameter is 250.1mm, wall thickness 8.22mm after cold-drawn.
It by degreasing, heat treatment, aligning, sawing, pickling is finished product after cold-drawn.Execute finished product heat treatment process, heat preservation Time 16min surveys 1111~1115 DEG C of furnace temperature, and 15s enters water solid solution after heat treatment.
(10) nondestructive inspection
By ASME E213 " the practical regulation of metal nominal pipe and pipe ultrasonic inspection " carry out ultrasonic examination, II grade It is qualified.
(11) service check
Fished pipe takes two progress service checks, as a result as follows:
Service check fully meets standard ASME SB444 and user requires.Yield strength 20-25% high compared with standard, tension Intensity 5-7% high compared with standard, elongation percentage 70-72% high compared with standard.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611204238.1A CN106583491B (en) | 2016-12-23 | 2016-12-23 | A kind of manufacturing method of Cr-Ni-Mo-Nb nickel-base alloy seamless pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611204238.1A CN106583491B (en) | 2016-12-23 | 2016-12-23 | A kind of manufacturing method of Cr-Ni-Mo-Nb nickel-base alloy seamless pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106583491A CN106583491A (en) | 2017-04-26 |
| CN106583491B true CN106583491B (en) | 2018-12-04 |
Family
ID=58603222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611204238.1A CN106583491B (en) | 2016-12-23 | 2016-12-23 | A kind of manufacturing method of Cr-Ni-Mo-Nb nickel-base alloy seamless pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106583491B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110541090A (en) * | 2019-10-17 | 2019-12-06 | 太原钢铁(集团)有限公司 | Method for improving corrosion performance of nickel-based alloy |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107639129B (en) * | 2017-08-31 | 2019-03-29 | 宝丰钢业集团有限公司 | The processing technology of corrosion-resistant stainless steel seamless steel pipe |
| CN107838220B (en) * | 2017-09-22 | 2020-01-10 | 成都爱美科科技材料有限公司 | Preparation method of noble metal seamless pipe |
| CN108315597B (en) * | 2018-03-14 | 2020-03-24 | 太原钢铁(集团)有限公司 | Nickel-based alloy for chlor-alkali chemical industry |
| CN109848245A (en) * | 2018-10-26 | 2019-06-07 | 邯郸新兴特种管材有限公司 | A kind of production method of integrally finned tubes |
| CN109317932A (en) * | 2018-11-27 | 2019-02-12 | 上海新行不锈钢管有限公司 | A kind of automobile stainless steel jointless oil pipe |
| CN110453109A (en) * | 2019-08-12 | 2019-11-15 | 浙江久立特材科技股份有限公司 | A kind of small-bore accurate seamless pipe of NS3306 high temperature alloy and its manufacturing method |
| CN110586654B (en) * | 2019-09-06 | 2021-01-12 | 山西太钢不锈钢股份有限公司 | Cold machining manufacturing method of high-nickel alloy N08810 large-caliber seamless steel pipe |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103045837A (en) * | 2013-01-11 | 2013-04-17 | 山西太钢不锈钢股份有限公司 | Manufacturing method of duplex-phase stainless seamless tube |
| CN103599957A (en) * | 2013-11-18 | 2014-02-26 | 山西太钢不锈钢股份有限公司 | Extruding molding method of austenitic stainless steel seamless pipe for hydrogenation cracking furnace |
| CN104826890A (en) * | 2015-05-09 | 2015-08-12 | 山西太钢不锈钢股份有限公司 | Manufacturing method of super austenitic stainless steel seamless tube |
| CN105057389A (en) * | 2015-09-09 | 2015-11-18 | 山西太钢不锈钢股份有限公司 | Method for directly extruding seamless tube by middle-chromium austenitic stainless steel continuous casting round billet |
-
2016
- 2016-12-23 CN CN201611204238.1A patent/CN106583491B/en active IP Right Grant
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103045837A (en) * | 2013-01-11 | 2013-04-17 | 山西太钢不锈钢股份有限公司 | Manufacturing method of duplex-phase stainless seamless tube |
| CN103599957A (en) * | 2013-11-18 | 2014-02-26 | 山西太钢不锈钢股份有限公司 | Extruding molding method of austenitic stainless steel seamless pipe for hydrogenation cracking furnace |
| CN104826890A (en) * | 2015-05-09 | 2015-08-12 | 山西太钢不锈钢股份有限公司 | Manufacturing method of super austenitic stainless steel seamless tube |
| CN105057389A (en) * | 2015-09-09 | 2015-11-18 | 山西太钢不锈钢股份有限公司 | Method for directly extruding seamless tube by middle-chromium austenitic stainless steel continuous casting round billet |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110541090A (en) * | 2019-10-17 | 2019-12-06 | 太原钢铁(集团)有限公司 | Method for improving corrosion performance of nickel-based alloy |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106583491A (en) | 2017-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103522007B (en) | Method for manufacturing TC25 titanium alloy ring piece | |
| CN100453670C (en) | Ni base alloy pipe stock and method for manufacturing the same | |
| JP4019772B2 (en) | Seamless pipe manufacturing method | |
| CN102319992B (en) | Method for manufacturing aluminum alloy die forging | |
| US7601232B2 (en) | α-β titanium alloy tubes and methods of flowforming the same | |
| CN100554475C (en) | Fe-Ni alloy pipe stock and manufacture method thereof | |
| CN102489639B (en) | Fine-grain roll-forming method for large annular piece made of high alloy steel | |
| CN103170798B (en) | A kind of processing method of high-quality large-diameter thin-wall metal cylinder | |
| CN104232993B (en) | A kind of high-performance TC11 pipe and preparation method thereof | |
| CN100374241C (en) | OOCr22Ni5MO3N high-nitrogen steel seamless steel pipe manufacturing method | |
| CN102240774B (en) | Fine forging forming method of spiral bevel gears | |
| CN102282273B (en) | Process for production of duplex stainless steel pipe | |
| CN101705437B (en) | Heat-resistant stainless steel with high-lasting strength and manufacturing method thereof | |
| CN103962411B (en) | A kind of manufacture method of GH3600 alloy fine thin-wall seamless pipe | |
| CN104438419A (en) | Forging forming process of high barrel-shaped aluminum alloy forged piece | |
| JPWO2005068098A1 (en) | Seamless pipe manufacturing method | |
| CN105483448B (en) | The preparation method of one seed nucleus nickel base superalloy GH4145 silk materials | |
| CN104384826A (en) | Forging method of GH4169 alloy inner cartridge receiver special-shaped ring part | |
| CN101623719B (en) | Method for manufacturing stainless steel heat transfer pipe of nuclear heat exchanger | |
| CN106363352B (en) | A kind of manufacturing process of high-strength aluminum alloy ring forging | |
| CN101824564A (en) | Titanium alloy TC4 cold-rolled tube and production method thereof | |
| CN102836895B (en) | A kind of manufacture method of special-shaped seamless steel pipe | |
| CN103409688B (en) | Large forged high-speed steel cold roll and manufacturing method thereof | |
| CN101709403B (en) | Method for preparing brass seamless tubes by adopting hollow ingots | |
| CN101633999A (en) | Austenitic stainless steel, steel tube thereof and manufacturing method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |