CN107699671A - A kind of sled alloy slide plate shaped steel - Google Patents
A kind of sled alloy slide plate shaped steel Download PDFInfo
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- CN107699671A CN107699671A CN201710663102.5A CN201710663102A CN107699671A CN 107699671 A CN107699671 A CN 107699671A CN 201710663102 A CN201710663102 A CN 201710663102A CN 107699671 A CN107699671 A CN 107699671A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 102
- 239000010959 steel Substances 0.000 title claims abstract description 102
- 239000000956 alloy Substances 0.000 title claims abstract description 11
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 38
- 238000000151 deposition Methods 0.000 claims abstract description 22
- 238000000576 coating method Methods 0.000 claims abstract description 18
- 238000000137 annealing Methods 0.000 claims abstract description 17
- 230000008021 deposition Effects 0.000 claims abstract description 13
- 239000011248 coating agent Substances 0.000 claims abstract description 10
- 229910003460 diamond Inorganic materials 0.000 claims abstract description 8
- 239000010432 diamond Substances 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 48
- 238000010791 quenching Methods 0.000 claims description 25
- 230000000171 quenching effect Effects 0.000 claims description 25
- 238000002791 soaking Methods 0.000 claims description 9
- 238000010792 warming Methods 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims description 8
- 238000007493 shaping process Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000005137 deposition process Methods 0.000 claims description 5
- 238000007654 immersion Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 238000005496 tempering Methods 0.000 claims description 5
- 239000011247 coating layer Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 238000005275 alloying Methods 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
- C21D1/42—Induction heating
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2221/00—Treating localised areas of an article
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
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- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention provides a kind of sled alloy slide plate shaped steel, using first integrally annealed, then differential annealing, and the mode of depositing coating, sledge runner shaped steel is also ensure that the elastic performance in fore wing portion while enough intensity and hardness is obtained.The technique of deposition of diamond coatings after heat treatment, the wearability of shaped steel product can be significantly increased, and then improve the performance and used life of sledge runner.The shaped steel of the present invention employs specific alloying element and proportioning, on the basis of conventional skates steel, Mn, Ni, Cr, Co, Al content are all adjusted, especially for strong hardness and the relation of elasticity, the content of Cr elements is reduced, so that final shaped steel product obtains good combination property.
Description
Technical field
The present invention relates to winter sports instrument field, is to be related to a kind of sled alloy slide plate shaped steel specifically.
Background technology
Modern bobsleighing is as seven big event of Winter Olympic Games（Ice hockey, curling stone, biathlon, skating, skiing and snow
Car, sled）One of, its species can much be divided into no rudder and have rudder, single sledge and wide sledge, striding type and horizontal, also traction, it is electronic and
Sail etc..The bottom surface slide plate of sled is usually shaped steel material, and the slide plate be arranged in parallel for a pair or so, and length must not exceed 45 lis
Rice, the fore wing portion of slide plate needs to keep certain elasticity, in favor of turning and manipulating.
In order to reach the requirement of bobsleighing, shaped steel used in sledge runner needs have good mechanical performance and table
Face quality.Shaped steel surface can not have the defects of crackle, bubble, field trash, can have during application certain intensity, wearability and
Elasticity.In the prior art, using the heat treatment of routine, forging, the technique such as cutting, frequently can lead to the wearability of shaped steel product compared with
Low or intensity and elasticity deficiency, it is difficult to while meet composite request of the slide plate to performance.Intensity and the caused slide plate that wears no resistance
Blade deforms, and the elasticity deficiency in slide plate fore wing portion, can all directly affect the service life and performance of sledge runner finished product, also unfavorable
In horizontal performance of the sportsman in event.
The content of the invention
In order to solve the problems, such as the combination property of sledge runner shaped steel, the invention provides a kind of sled alloy slide plate type
Steel, while the material enables sledge runner to have higher anti-wear performance and intensity, it can also obtain enough local elasticities.
A kind of sled alloy slide plate shaped steel, it is characterised in that：The C content of the sledge runner shaped steel 0.35%~
0.40%；Its preparation method comprises the following steps：
A. integrally annealed：The shaped steel workpiece of machine-shaping is fitted into heating furnace, 800~850 DEG C of soaking times be 2.5~
3h, integrally annealed is carried out, is air-cooled to room temperature afterwards；
B. differential annealing：By the way of sensing heating, to the one end of shaped steel workpiece as product fore wing portion after integrally annealed
Local heating is carried out, then this locally carries out water quenching；
C. water quenching：The part of shaped steel workpiece differential annealing is immersed in the water, water stirred during quenching；
D. it is tempered：Shaped steel workpiece after water quenching is again loaded into heating furnace, 1 ~ 2h is incubated at 500 ~ 600 DEG C, is then air-cooled to
Room temperature.
E. depositing coating：The shaped steel workpiece obtained after tempering is subjected to cleaning treatment, using conventional CVD deposition device in type
Steel workpiece surface deposition of diamond coatings, it is 50~55mL/min that carbon source concentration is kept in deposition process, deposits obtained coating
Thickness is 2.0~2.5 μm, you can obtains sledge runner shaped steel finished product.
The tensile strength of the sledge runner shaped steel finished product reaches 200 ~ 250MPa, and hardness is up to 60 ~ 65HRC.
The sledge runner shaped steel forms comprising following element：C:0.35-0.40%, Si:0.50-1.00%, Mn:0.50-
1.50%, Ni:0.80-1.20%, Cr:3.50-4.50%, Co:0.30-0.80%, Al:0.05-0.10%, surplus are Fe and can not
The impurity avoided.
In the step a, the shaped steel workpiece of machine-shaping is fitted into heating furnace, at the uniform velocity it is warming up to 800 in 3~5h~
850 DEG C, soaking time is 2.5~3h, then cools to 400~500 DEG C with the furnace with 10~20 DEG C/h, by shaped steel from heating furnace
Workpiece takes out, and is air-cooled to room temperature.
In the step b, by the way of sensing heating, to the shaped steel workpiece after integrally annealed as product fore wing portion
One end carries out local heating, and heating-up temperature is 600~650 DEG C, and soaking time is 2.5~3.0h, and then this locally carries out water quenching.
In the step c, the part of shaped steel workpiece differential annealing is immersed in the water, water temperature is 25~30 DEG C before immersion, and
Water temperature is no more than 50 DEG C after workpiece takes out, and water is stirred during quenching, be cooled to when workpiece takes out from water 150 DEG C with
Under.
In the step d, the shaped steel workpiece after water quenching is again loaded into heating furnace, 500 are warming up to 30 ~ 50 DEG C/h ~
600 DEG C, 1 ~ 2h is incubated, is then air-cooled to room temperature.
The present invention uses first integrally annealed, then differential annealing, and the mode of depositing coating, sledge runner shaped steel is existed
While obtaining enough intensity and hardness, the elastic performance in fore wing portion also ensure that.Deposition of diamond coatings after heat treatment
Technique, the wearability of shaped steel product can be significantly increased, and then improve the performance and used life of sledge runner.The type of the present invention
Steel employs specific alloying element and proportioning, on the basis of conventional skates steel, to Mn, Ni, Cr, Co, Al content all
Adjust, especially for strong hardness and the relation of elasticity, reduce the contents of Cr elements, so that final shaped steel product obtains
Obtained good combination property.
Embodiment
With reference to embodiment and comparative example, the present invention is described in more detail.
Embodiment 1：
A kind of preparation method of sledge runner shaped steel, it is characterised in that：The sledge runner shaped steel forms comprising following element：C:
0.35%, Si:0.80%, Mn:0.50%, Ni:0.50%, Cr:2.50%, Co:0.10%, Al:0.05%, surplus is Fe and can not kept away
The impurity exempted from；Its preparation method comprises the following steps：
A. integrally annealed：The shaped steel workpiece of machine-shaping is fitted into heating furnace, is at the uniform velocity warming up to 800 DEG C in 3h, during insulation
Between be 2.5h, then cool to 400 DEG C with the furnace with 20 DEG C/h, shaped steel workpiece taken out from heating furnace, is air-cooled to room temperature；
B. differential annealing：By the way of sensing heating, to the one end of shaped steel workpiece as product fore wing portion after integrally annealed
Local heating is carried out, heating-up temperature is 600 DEG C, soaking time 2.5h, and then this locally carries out water quenching；
C. water quenching：The part of shaped steel workpiece differential annealing is immersed in the water, water temperature is 30 DEG C before immersion, and water temperature after workpiece taking-up
Water is stirred no more than 50 DEG C, during quenching, less than 150 DEG C are cooled to when workpiece takes out from water；
D. it is tempered：Shaped steel workpiece after water quenching is again loaded into heating furnace, 500 DEG C is warming up to 30 DEG C/h, is incubated 2h, then
It is air-cooled to room temperature.
E. depositing coating：The shaped steel workpiece obtained after tempering is subjected to cleaning treatment, using conventional CVD deposition device in type
Steel workpiece surface deposition of diamond coatings, it is 50mL/min that carbon source concentration is kept in deposition process, deposits obtained coating layer thickness
For 2.0 μm, you can obtain sledge runner shaped steel finished product.
The tensile strength of the sledge runner shaped steel finished product reaches 200MPa, and hardness reaches 60HRC.
Embodiment 2：
A kind of preparation method of sledge runner shaped steel, it is characterised in that：The sledge runner shaped steel forms comprising following element：C:
0.40%, Si:0.80%, Mn:1.50%, Ni:1.00%, Cr:2.50%, Co:0.50%, Al:0.08%, surplus is Fe and can not kept away
The impurity exempted from；Its preparation method comprises the following steps：
A. integrally annealed：The shaped steel workpiece of machine-shaping is fitted into heating furnace, is at the uniform velocity warming up to 850 DEG C in 4h, during insulation
Between be 2.5h, then cool to 500 DEG C with the furnace with 10 DEG C/h, shaped steel workpiece taken out from heating furnace, is air-cooled to room temperature；
B. differential annealing：By the way of sensing heating, to the one end of shaped steel workpiece as product fore wing portion after integrally annealed
Local heating is carried out, heating-up temperature is 650 DEG C, soaking time 3.0h, and then this locally carries out water quenching；
C. water quenching：The part of shaped steel workpiece differential annealing is immersed in the water, water temperature is 20 DEG C before immersion, and water temperature after workpiece taking-up
Water is stirred no more than 50 DEG C, during quenching, less than 150 DEG C are cooled to when workpiece takes out from water；
D. it is tempered：Shaped steel workpiece after water quenching is again loaded into heating furnace, 550 DEG C is warming up to 40 DEG C/h, is incubated 2h, then
It is air-cooled to room temperature.
E. depositing coating：The shaped steel workpiece obtained after tempering is subjected to cleaning treatment, using conventional CVD deposition device in type
Steel workpiece surface deposition of diamond coatings, it is 55mL/min that carbon source concentration is kept in deposition process, deposits obtained coating layer thickness
For 2.0 μm, you can obtain sledge runner shaped steel finished product.
The tensile strength of the sledge runner shaped steel finished product reaches 220MPa, and hardness reaches 60HRC.
Embodiment 3：
A kind of preparation method of sledge runner shaped steel, it is characterised in that：The sledge runner shaped steel forms comprising following element：C:
0.35%, Si:0.90%, Mn:1.00%, Ni:0.80%, Cr:3.00%, Co:0.70%, Al:0.10%, surplus is Fe and can not kept away
The impurity exempted from；Its preparation method comprises the following steps：
A. integrally annealed：The shaped steel workpiece of machine-shaping is fitted into heating furnace, at the uniform velocity heated up in 5h 820 DEG C, soaking time
For 3.0h, then 450 DEG C are cooled to the furnace with 15 DEG C/h, shaped steel workpiece is taken out from heating furnace, is air-cooled to room temperature；
B. differential annealing：By the way of sensing heating, to the one end of shaped steel workpiece as product fore wing portion after integrally annealed
Local heating is carried out, heating-up temperature is 600 DEG C, soaking time 2.5h, and then this locally carries out water quenching；
C. water quenching：The part of shaped steel workpiece differential annealing is immersed in the water, water temperature is 25 DEG C before immersion, and water temperature after workpiece taking-up
Water is stirred no more than 50 DEG C, during quenching, less than 150 DEG C are cooled to when workpiece takes out from water；
D. it is tempered：Shaped steel workpiece after water quenching is again loaded into heating furnace, 600 DEG C is warming up to 50 DEG C/h, is incubated 1h, then
It is air-cooled to room temperature.
E. depositing coating：The shaped steel workpiece obtained after tempering is subjected to cleaning treatment, using conventional CVD deposition device in type
Steel workpiece surface deposition of diamond coatings, it is 50mL/min that carbon source concentration is kept in deposition process, deposits obtained coating layer thickness
For 2.5 μm, you can obtain sledge runner shaped steel finished product.
The tensile strength of the sledge runner shaped steel finished product reaches 250MPa, and hardness reaches 65HRC.
Comparative example 1：
By the shaped steel with same elemental composition of the invention and content, without double annealing, or other processing steps change
Afterwards, the tensile strength of resulting sledge runner shaped steel is significantly lower than 180MPa, and local elasticity is poor.
Comparative example 2：
The shaped steel of elemental composition and content of the present invention is will differ from, after being prepared using processing step same as the present application, gained
To the strong hardness of sledge runner shaped steel be difficult to meet the requirements, also, 60HRC can also be reached even if hardness, its local elasticity
It is obvious poor.
Comparative example 3：
By elemental composition and content shaped steel workpiece same as Example 1, the process of depositing coating is not used to obtain after heat treatment
When obtaining local elasticity's performance, the tensile strength and hardness of the sledge runner shaped steel obtained by it are difficult to meet combination property requirement,
Significantly reduce the service life of product.
At the elemental composition selection of sledge runner shaped steel of the present invention it can be seen from embodiment 1-3 and comparative example 1-3 and heat
Science and engineering sequence, it is that applicant verifies by repeated tests.Wherein, the elemental composition proportioning of shaped steel is in conventional skates steel
On the basis of material, Mn, Ni, Cr, Co, Al content are all adjusted, especially for strong hardness and the relation of elasticity, reduced
The content of Cr elements, so that final shaped steel product obtains good combination property.In technique, using first integrally annealed,
Differential annealing again, and the mode of depositing coating, enable sledge runner shaped steel while enough intensity and hardness is obtained,
It ensure that the elastic performance in fore wing portion.The technique of deposition of diamond coatings after heat treatment, can significantly increase the resistance to of shaped steel product
Mill property, and then improve the performance and used life of sledge runner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is limited by claim and its equivalent.
Claims (6)
- A kind of 1. sled alloy slide plate shaped steel, it is characterised in that：The C content of the sledge runner shaped steel 0.35%~ 0.40%；Its preparation method comprises the following steps：A. integrally annealed：The shaped steel workpiece of machine-shaping is fitted into heating furnace, 800~850 DEG C of soaking times be 2.5~ 3h, integrally annealed is carried out, is air-cooled to room temperature afterwards；B. differential annealing：By the way of sensing heating, to the one end of shaped steel workpiece as product fore wing portion after integrally annealed Local heating is carried out, then this locally carries out water quenching；C. water quenching：The part of shaped steel workpiece differential annealing is immersed in the water, water stirred during quenching；D. it is tempered：Shaped steel workpiece after water quenching is again loaded into heating furnace, is incubated 1~2h at 500~600 DEG C, then air cooling To room temperature；E. depositing coating：The shaped steel workpiece obtained after tempering is subjected to cleaning treatment, using conventional CVD deposition device in shaped steel work Part surface deposition of diamond coatings, it is 50~55mL/min that carbon source concentration is kept in deposition process, deposits obtained coating layer thickness For 2.0~2.5 μm, you can obtain sledge runner shaped steel finished product；The tensile strength of the sledge runner shaped steel finished product reaches 200~250MPa, and hardness is up to 60~65HRC.
- 2. sled alloy slide plate shaped steel according to claim 1, it is characterised in that：The sledge runner shaped steel include with Lower element composition：C:0.35-0.40%, Si:0.50-1.00%, Mn:0.50-1.50%, Ni:0.80-1.20%, Cr:3.50- 4.50%, Co:0.30-0.80%, Al:0.05-0.10%, surplus are Fe and inevitable impurity.
- 3. sled alloy slide plate shaped steel according to claim 1, it is characterised in that：In the step a, by machine-shaping Shaped steel workpiece be fitted into heating furnace, 800~850 DEG C are at the uniform velocity warming up in 3~5h, soaking time is 2.5~3h, then with 10~20 DEG C/h cools to 400~500 DEG C with the furnace, takes out shaped steel workpiece from heating furnace, is air-cooled to room temperature.
- 4. shaped steel according to claim 1, it is characterised in that：In the step b, by the way of sensing heating, to whole Shaped steel workpiece after body annealing carries out local heating as the one end in product fore wing portion, and heating-up temperature is 600~650 DEG C, insulation Time is 2.5~3.0h, and then this locally carries out water quenching.
- 5. the sled alloy slide plate shaped steel according to Claims 1-4, it is characterised in that：In the step c, by shaped steel The part of workpiece differential annealing is immersed in the water, and water temperature is 25~30 DEG C before immersion, and water temperature is no more than 50 DEG C after workpiece taking-up, quenches Water is stirred when fiery, less than 150 DEG C are cooled to when workpiece takes out from water.
- 6. the sled alloy slide plate shaped steel according to claim 1 to 6, it is characterised in that：In the step d, by water quenching Shaped steel workpiece afterwards is again loaded into heating furnace, is warming up to 500 ~ 600 DEG C with 30 ~ 50 DEG C/h, is incubated 1 ~ 2h, is then air-cooled to room Temperature.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710663102.5A CN107699671B (en) | 2017-08-05 | 2017-08-05 | A kind of sled alloy slide plate fashioned iron |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710663102.5A CN107699671B (en) | 2017-08-05 | 2017-08-05 | A kind of sled alloy slide plate fashioned iron |
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| CN107699671B CN107699671B (en) | 2019-01-04 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6223930A (en) * | 1985-07-23 | 1987-01-31 | Sumitomo Metal Ind Ltd | Production of high-strength spur gear |
| CN101380712A (en) * | 2008-10-16 | 2009-03-11 | 朱晓明 | Production method of steel edge |
| CN102703896A (en) * | 2012-06-07 | 2012-10-03 | 安阳市飞龙冶金设备制造有限公司 | Production technology for smelting and cladding alloy reinforced wear-resisting sliding plate |
-
2017
- 2017-08-05 CN CN201710663102.5A patent/CN107699671B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6223930A (en) * | 1985-07-23 | 1987-01-31 | Sumitomo Metal Ind Ltd | Production of high-strength spur gear |
| CN101380712A (en) * | 2008-10-16 | 2009-03-11 | 朱晓明 | Production method of steel edge |
| CN102703896A (en) * | 2012-06-07 | 2012-10-03 | 安阳市飞龙冶金设备制造有限公司 | Production technology for smelting and cladding alloy reinforced wear-resisting sliding plate |
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| CN107699671B (en) | 2019-01-04 |
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