CN106391706A - Hard coil rolling process - Google Patents
Hard coil rolling process Download PDFInfo
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- CN106391706A CN106391706A CN201611086200.9A CN201611086200A CN106391706A CN 106391706 A CN106391706 A CN 106391706A CN 201611086200 A CN201611086200 A CN 201611086200A CN 106391706 A CN106391706 A CN 106391706A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
- B21B1/30—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a non-continuous process
- B21B1/32—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a non-continuous process in reversing single stand mills, e.g. with intermediate storage reels for accumulating work
- B21B1/36—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a non-continuous process in reversing single stand mills, e.g. with intermediate storage reels for accumulating work by cold-rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0206—Coolants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
- B21B45/0233—Spray nozzles, Nozzle headers; Spray systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/06—Lubricating, cooling or heating rolls
- B21B27/10—Lubricating, cooling or heating rolls externally
- B21B2027/103—Lubricating, cooling or heating rolls externally cooling externally
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Abstract
The invention discloses a hard coil rolling process. The hard coil rolling process comprises loading, uncoiling, threading, multi-pass rolling and coil taking, wherein a raw material coil in the loading process is 800-1300 mm in width and 1.8-4.0 mm in thickness; in the multi-pass rolling process, the number of the rolling passes is three, the rolling force is 10,000-14,700 KN, and the rolling speed is 900-1,200 m/min; and the thickness of a finished coil in the coil taking process is 0.18-0.2 mm. The hard coil rolling process can change the raw material coil which is 1.8-4.0 mm in thickness into a thin plate which is 0.18-2.0 mm in thickness through rolling under the premise of no annealing, so that water resources and energy are effectively saved.
Description
Technical field
The present invention relates to technical field of steel rolling, particularly one kind roll hard volume technique.
Background technology
It is to realize industrial upgrading with industries such as automobile, power equipment, building materials and municipal administrations, continually develop high standard, high attached
The needs of value-added product, to the steel raw material of upstream, the quality requirement more and more higher particularly to all kinds of rolling coil of strips, and coil of strip
Thickness after rolling is also a critically important index passing judgment on rolling mill practice and coil of strip quality.
The Chinese patent of Publication No. CN101607265B discloses a kind of side of milling thin plate by four-high reversing cold mill
Method；
The program is specially a kind of method of milling thin plate by four-high reversing cold mill, and the method includes hot-rolled coil raw material is entered
The acid pickling step of row pickling and cold rolling milling step is carried out to the hot-rolled coil after pickling it is characterised in that described rolling step
Rapid include first stage rolling and second stage rolling, and after rolling in the first stage obtained to being rolled by the first stage
Milled sheet is annealed, and carries out second stage rolling after annealing, obtains the thin plate that thickness is 0.18mm-0.23mm, wherein：Described
First stage rolling be by the thickness after pickling be 3-4mm hot-rolled coil be rolled into thickness be 1mm milled sheet.
The program finally can obtain the thin plate that thickness is 0.18mm-0.23mm, but is rolled after needing to be annealed again
Can be only achieved this thickness, and in annealing process, need to consume the substantial amounts of energy and water resource, side by side amplification quantity sewage, be unfavorable for environment
Protection.
Content of the invention
In view of the shortcomings of the prior art, it is an object of the invention to provide one kind rolls hard volume technique, this technique can be not
It is the thin of 0.18-2.0mm through making thickness become thickness after rolling in the stock roll between 1.8-4.0mm on the premise of annealing
Plate.
The above-mentioned technical purpose of the present invention technical scheme is that：
One kind rolls hard volume technique, including feeding, uncoiling, threading, multi- pass rolling and take volume, stock roll in described feeding technique
Width is 800-1300mm, and thickness is 1.8-4.0mm, and in described multi- pass rolling technique, the passage of rolling is 3 roads, and roll-force is
10000KN-14700KN, mill speed is 900-1200m/min, and the described thickness taking finished product volume in volume technique is 0.18-
0.2mm.
Using such scheme, prove through test of many times, using this roll-force scope and mill speed, can make through peracid
After the rolling through 3 passages, stock roll thickness becomes 0.18-0.2mm by 1.8-4.0mm to the stock roll washed.
Preferably, during first rolling, roll-force is 10000-12000KN in described passes technique, mill speed
For 1100-1150 m/min；During second rolling, roll-force is 12000-13000KN, and mill speed is 1000-1100m/min；
During the 3rd road rolling, roll-force is 13000-14700KN, and mill speed is 900-1000m/min.
Using such scheme, in the operation of rolling of multi-pass, roll-force is incremented by, and mill speed is successively decreased it is ensured that follow-up
Rolling is during being increasingly difficult rolling, slowly thinning, proves through test of many times, using this roll-force scope and rolling
Speed, just can roll out the coil of strip of 0.18mm in the case that the stock roll to 1.8mm thickness rolls 3 passages.
Preferably, rolling unit is six rolling units in described passes technique, described six rolling unit bags
Include symmetrically arranged working roll, intermediate calender rolls and backing roll, rolling coil of strip is between double-working.
Using such scheme, six rolling units are compared four-roller rolling unit and are provided that more reliable roll-force and rolling speed
Degree is it is ensured that roll is smoothed out.
Preferably, being additionally provided with cooling technique between passes in described passes technique, pass through in cooling technique
Emulsion is lowered the temperature to the coil of strip of working roll, intermediate calender rolls, backing roll and rolling, and the injection flow of emulsion is 5000L/min,
Injection pressure is 0.8MP-0.9MP.
Using such scheme, using the emulsion of this injection flow and injection pressure, can be quickly to working roll, centre
The coil of strip of roller, backing roll and rolling is lowered the temperature, and eliminates the thermal expansion of roller and coil of strip, keeps template, simultaneously between roller and roller,
It is lubricated between roller and coil of strip it is ensured that roll is smooth.
Preferably, the concentration of ROLLING OIL is 1.2-1.5wt% in used emulsion during described first rolling, emulsification
The pH of liquid is 3-5, and ESI is 0.2-0.5, and temperature is 45-50 DEG C；ROLLING OIL in used emulsion during described second rolling
Concentration is 1.5-1.7wt%, and the pH of emulsion is 5-6, and ESI is 0.3-0.6, and temperature is 43-45 DEG C；During described 3rd road rolling
In used emulsion, the concentration of ROLLING OIL is 1.7-2.0wt%, and the pH of emulsion is 6-7, and ESI is 0.5-0.7, and temperature is 40-
43℃.
Using such scheme, the concentration to ROLLING OIL in the emulsion used in different rolling passes, the pH of emulsion,
ESI and temperature are strictly controlled it is ensured that reaching cooling velocity the fastest and lubricant effect, simultaneously breast in the 3rd road operation of rolling
The pH changing liquid controls in faintly acid it is ensured that final rolling coil of strip surface out has preferable glossiness.
Preferably, the group number of described six rolling units is two groups, set up separately in rolling road both sides.
Using such scheme, compare the steel simply using one group of six rolling unit rolling using two group of six rolling unit
Volume has more excellent template and more preferable plate face flatness.
Preferably, the slab in described stock roll includes the carbon of 0.035-0.050wt%, 0.005-0.010wt%
Silicon, the manganese of 0.20-0.28wt%, the phosphorus of 0.010-0.018wt%, the sulphur of 0.005-0.015wt%, the aluminium of 0.02-0.04wt%, and
The surrender of described slab is 195-205MPa, tension is 310-325MPa and percentage elongation δ 50 is 40-45%.
Using such scheme, the stock roll made using this slab can ensure that coil of strip has preferable crystal formation and plastic
Property.
In sum, the invention has the advantages that：
1. can be on the premise of without annealing, thickness is become thickness in the stock roll between 1.8-4.0mm after rolling is
The thin plate of 0.18-2.0mm, is effectively saved water source and the energy；
2. the steel plate through the rolling of this technique has higher thickness and precision and glacing flatness, and surface has preferable glossiness, plate
Type is outstanding.
Specific embodiment
Below in conjunction with specific embodiment, the present invention is described in further detail.
Embodiment 1：
One kind rolls hard volume technique, Stand Mill six roller reversible that the milling train unit that it is adopted produces for Mitsubishi Hitachi, Ltd
Milling train, the gateway of frame is each provided with an X-ray thickness gauge, and frame is provided with emulsion spray system, its concrete work
Skill includes feeding, uncoiling, threading, the rolling of 3 passages and takes volume, and wherein the width as stock roll is 800mm, and thickness is
1.8mm, in passes technique, during first rolling, roll-force is 10000KN, and mill speed is 1100m/min, after rolling
Thickness 0.8mm is changed into from 1.8mm；During second rolling, roll-force is 12000KN, and mill speed is 1000m/min, after rolling
Thickness 0.32mm is changed into from 0.8mm；During the 3rd road rolling, roll-force is 13000KN, and mill speed is 900m/min, after rolling
Thickness 0.18mm is changed into from 0.32mm, the work to frame setting symmetrical above and below for the emulsion spray system during passes
Roller, intermediate calender rolls, backing roll and the coil of strip spray emulsion being between double-working are lowered the temperature, and the injection flow of emulsion is
5000L/min, injection pressure is 0.8MP, and in used emulsion during wherein first rolling, the concentration of ROLLING OIL is 1.2wt%,
The pH of emulsion is 3, ESI is 0.2, and temperature is 45 DEG C；In used emulsion during second rolling, the concentration of ROLLING OIL is
1.5wt%, the pH of emulsion is 0.3 for 5, ESI, and temperature is 43 DEG C；In used emulsion during the 3rd road rolling, ROLLING OIL is dense
Spend for 1.7wt%, the pH of emulsion is 6, ESI is 0.5, and temperature is 40 DEG C, and the wherein slab in stock roll includes 0.035wt%
Carbon, the silicon of 0.005wt%, the manganese of 0.20wt%, the phosphorus of 0.010wt%, the sulphur of 0.005wt%, the aluminium of 0.02wt%, and slab
Surrender as 195MPa, tension is 310MPa and percentage elongation δ 50 is 40%.
Embodiment 2：
Difference from Example 1 is, the width as stock roll is 1300mm, and thickness is 4.0mm, in passes technique
In first rolling when roll-force be 12000KN, mill speed is 1150m/min, and the thickness after rolling is changed into from 4.0mm
1.7mm；During second rolling, roll-force is 13000KN, and mill speed is 1100m/min, and the thickness after rolling is changed into from 1.7mm
0.35mm；During the 3rd road rolling, roll-force is 14700KN, and mill speed is 1000m/min, and the thickness after rolling is become by 0.35mm
For 0.20mm, during passes, emulsion spray system is to the working roll of frame setting symmetrical above and below, intermediate calender rolls, backing roll
And the coil of strip being between double-working sprays emulsion and lowered the temperature, the injection flow of emulsion is 5000L/min, injection pressure
Power is 0.9MP, and in used emulsion during wherein first rolling, the concentration of ROLLING OIL is 1.5wt%, and the pH of emulsion is 5,
ESI is 0.5, and temperature is 50 DEG C；In used emulsion during second rolling, the concentration of ROLLING OIL is 1.7wt%, the pH of emulsion
It is 0.6 for 6, ESI, temperature is 45 DEG C；In used emulsion during the 3rd road rolling, the concentration of ROLLING OIL is 2.0wt%, emulsion
PH be 7, ESI be 0.7, temperature is 43 DEG C, and wherein the slab in stock roll includes the carbon of 0.050wt%, 0.010wt%
Silicon, the manganese of 0.28wt%, the phosphorus of 0.018wt%, the sulphur of 0.015wt%, the aluminium of 0.04wt%, and the surrender of slab be 205MPa, anti-
Draw as 325MPa and percentage elongation δ 50 is 45%.
Embodiment 3：
Difference from Example 1 is, the width as stock roll is 1300mm, and thickness is 1.80mm, in passes work
In skill, during first rolling, roll-force is 12000KN, and mill speed is 1150m/min, and the thickness after rolling is changed into from 1.8mm
0.71mm；During second rolling, roll-force is 13000KN, and mill speed is 1100m/min, and the thickness after rolling is become by 0.71mm
For 0.32mm；During the 3rd road rolling, roll-force is 14700KN, and mill speed is 1000m/min, and the thickness after rolling is by 0.32mm
It is changed into 0.18mm, during passes, emulsion spray system is to the working roll of frame setting symmetrical above and below, intermediate calender rolls, supporting
Roller and the coil of strip spray emulsion being between double-working are lowered the temperature, and the injection flow of emulsion is 5000L/min, injection
Pressure is 0.9MP, and in used emulsion during wherein first rolling, the concentration of ROLLING OIL is 1.5wt%, and the pH of emulsion is 5,
ESI is 0.5, and temperature is 50 DEG C；In used emulsion during second rolling, the concentration of ROLLING OIL is 1.7wt%, the pH of emulsion
It is 0.6 for 6, ESI, temperature is 45 DEG C；In used emulsion during the 3rd road rolling, the concentration of ROLLING OIL is 2.0wt%, emulsion
PH be 7, ESI be 0.7, temperature is 43 DEG C, and wherein the slab in stock roll includes the carbon of 0.050wt%, 0.010wt%
Silicon, the manganese of 0.28wt%, the phosphorus of 0.018wt%, the sulphur of 0.015wt%, the aluminium of 0.04wt%, and the surrender of slab be 205MPa, anti-
Draw as 325MPa and percentage elongation δ 50 is 45%.
Embodiment 4：
Difference from Example 1 is, the width as stock roll is 1000mm, and thickness is 2.0mm, in passes technique
In first rolling when roll-force be 12000KN, mill speed is 1100m/min, and the thickness after rolling is changed into from 2.0mm
0.85mm；During second rolling, roll-force is 13000KN, and mill speed is 1000m/min, and the thickness after rolling is become by 0.85mm
For 0.35mm；During the 3rd road rolling, roll-force is 13500KN, and mill speed is 900m/min, and the thickness after rolling is by 0.35mm
It is changed into 0.18mm, during passes, emulsion spray system is to the working roll of frame setting symmetrical above and below, intermediate calender rolls, supporting
Roller and the coil of strip spray emulsion being between double-working are lowered the temperature, and the injection flow of emulsion is 5000L/min, injection
Pressure is 0.8MP, and in used emulsion during wherein first rolling, the concentration of ROLLING OIL is 1.3wt%, and the pH of emulsion is 4,
ESI is 0.4, and temperature is 48 DEG C；In used emulsion during second rolling, the concentration of ROLLING OIL is 1.6wt%, the pH of emulsion
It is 0.5 for 5.5, ESI, temperature is 44 DEG C；In used emulsion during the 3rd road rolling, the concentration of ROLLING OIL is 1.8wt%, emulsification
The pH of liquid is 6.5, ESI is 0.6, and temperature is 42 DEG C, and the wherein slab in stock roll includes the carbon of 0.040wt%, 0.008wt%
Silicon, the manganese of 0.25wt%, the phosphorus of 0.015wt%, the sulphur of 0.010wt%, the aluminium of 0.03wt%, and the surrender of slab be 200MPa,
Tension is 320MPa and percentage elongation δ 50 is 43%.
Embodiment 5：
Difference from Example 1 is, the width as stock roll is 1250mm, and thickness is 3.0mm, in passes technique
In first rolling when roll-force be 11000KN, mill speed is 1100m/min, and the thickness after rolling is changed into from 3.0mm
1.2mm；During second rolling, roll-force is 12500KN, and mill speed is 1100m/min, and the thickness after rolling is changed into from 1.2mm
0.36mm；During the 3rd road rolling, roll-force is 14000KN, and mill speed is 950m/min, and the thickness after rolling is become by 0.36mm
For 0.19mm, during passes, emulsion spray system is to the working roll of frame setting symmetrical above and below, intermediate calender rolls, backing roll
And the coil of strip being between double-working sprays emulsion and lowered the temperature, the injection flow of emulsion is 5000L/min, injection pressure
Power is 0.9MP, and in used emulsion during wherein first rolling, the concentration of ROLLING OIL is 1.5wt%, and the pH of emulsion is 5,
ESI is 0.5, and temperature is 50 DEG C；In used emulsion during second rolling, the concentration of ROLLING OIL is 1.7wt%, the pH of emulsion
It is 0.6 for 6, ESI, temperature is 45 DEG C；In used emulsion during the 3rd road rolling, the concentration of ROLLING OIL is 2.0wt%, emulsion
PH be 7, ESI be 0.7, temperature is 43 DEG C, and wherein the slab in stock roll includes the carbon of 0.050wt%, 0.010wt%
Silicon, the manganese of 0.28wt%, the phosphorus of 0.018wt%, the sulphur of 0.015wt%, the aluminium of 0.04wt%, and the surrender of slab be 205MPa, anti-
Draw as 325MPa and percentage elongation δ 50 is 45%.
Embodiment 6：
Difference from Example 1 is, the width as stock roll is 1000mm, and thickness is 3.5mm, in passes technique
In first rolling when roll-force be 12000KN, mill speed is 1100m/min, and the thickness after rolling is changed into from 3.5mm
1.3mm；During second rolling, roll-force is 13000KN, and mill speed is 1000m/min, and the thickness after rolling is changed into from 1.3mm
0.35mm；During the 3rd road rolling, roll-force is 13000KN, and mill speed is 1000m/min, and the thickness after rolling is become by 0.35mm
For 0.20mm, during passes, emulsion spray system is to the working roll of frame setting symmetrical above and below, intermediate calender rolls, backing roll
And the coil of strip being between double-working sprays emulsion and lowered the temperature, the injection flow of emulsion is 5000L/min, injection pressure
Power is 0.9MP, and in used emulsion during wherein first rolling, the concentration of ROLLING OIL is 1.4wt%, and the pH of emulsion is 5,
ESI is 0.5, and temperature is 50 DEG C；In used emulsion during second rolling, the concentration of ROLLING OIL is 1.6wt%, the pH of emulsion
It is 0.6 for 6, ESI, temperature is 45 DEG C；In used emulsion during the 3rd road rolling, the concentration of ROLLING OIL is 2.0wt%, emulsion
PH be 7, ESI be 0.7, temperature is 43 DEG C, and wherein the slab in stock roll includes the carbon of 0.050wt%, 0.010wt%
Silicon, the manganese of 0.25wt%, the phosphorus of 0.016wt%, the sulphur of 0.010wt%, the aluminium of 0.03wt%, and the surrender of slab be 205MPa, anti-
Draw as 320MPa and percentage elongation δ 50 is 45%.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make to the present embodiment after reading this specification as needed does not have the modification of creative contribution, but as long as at this
All protected by Patent Law in the right of invention.
Claims (7)
1. one kind rolls hard volume technique, including feeding, uncoiling, threading, multi- pass rolling and take volume, it is characterized in that, described feeding work
In skill, the width of stock roll is 800-1300mm, and thickness is 1.8-4.0mm, and in described multi- pass rolling technique, the passage of rolling is
3 roads, roll-force is 10000KN-14700KN, and mill speed is 900-1200m/min, the described thickness taking finished product volume in volume technique
Spend for 0.18-0.2mm.
2. one kind according to claim 1 rolls hard volume technique, it is characterized in that：First rolling in described passes technique
When roll-force be 10000-12000KN, mill speed be 1100-1150 m/min；During second rolling, roll-force is 12000-
13000KN, mill speed is 1000-1100m/min；During the 3rd road rolling, roll-force is 13000-14700KN, and mill speed is
900-1000m/min.
3. one kind according to claim 2 rolls hard volume technique, it is characterized in that：In described passes technique, rolling unit is
Six rolling units, described six rolling units include symmetrically arranged working roll, intermediate calender rolls and backing roll, and rolling coil of strip is in
Between double-working.
4. one kind according to claim 3 rolls hard volume technique, it is characterized in that：In described passes technique passes it
Between be additionally provided with cooling technique, by emulsion, the coil of strip of working roll, intermediate calender rolls, backing roll and rolling is dropped in cooling technique
Temperature, the injection flow of emulsion is 5000L/min, and injection pressure is 0.8MP-0.9MP.
5. one kind according to claim 4 rolls hard volume technique, it is characterized in that：Used emulsion during described first rolling
The concentration of middle ROLLING OIL is 1.2-1.5wt%, and the pH of emulsion is 3-5, and ESI is 0.2-0.5, and temperature is 45-50 DEG C；Described
In used emulsion during two road rollings, the concentration of ROLLING OIL is 1.5-1.7wt%, and the pH of emulsion is 5-6, and ESI is 0.3-
0.6, temperature is 43-45 DEG C；In used emulsion during described 3rd road rolling, the concentration of ROLLING OIL is 1.7-2.0wt%, emulsification
The pH of liquid is 6-7, and ESI is 0.5-0.7, and temperature is 40-43 DEG C.
6. one kind according to claim 5 rolls hard volume technique, it is characterized in that：The group number of described six rolling units is two
Group, sets up separately in rolling road both sides.
7. one kind according to claim 6 rolls hard volume technique, it is characterized in that：Slab in described stock roll includes
The carbon of 0.035-0.050wt%, the silicon of 0.005-0.010wt%, the manganese of 0.20-0.28wt%, the phosphorus of 0.010-0.018wt%,
The sulphur of 0.005-0.015wt%, the aluminium of 0.02-0.04wt%, and the surrender of described slab be 195-205MPa, tension be 310-
325MPa and percentage elongation δ 50 are 40-45%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611086200.9A CN106391706B (en) | 2016-12-01 | 2016-12-01 | One kind rolling hard volume technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611086200.9A CN106391706B (en) | 2016-12-01 | 2016-12-01 | One kind rolling hard volume technique |
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| Publication Number | Publication Date |
|---|---|
| CN106391706A true CN106391706A (en) | 2017-02-15 |
| CN106391706B CN106391706B (en) | 2018-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611086200.9A Active CN106391706B (en) | 2016-12-01 | 2016-12-01 | One kind rolling hard volume technique |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111054747A (en) * | 2019-12-25 | 2020-04-24 | 连云港华乐不锈钢制品有限公司 | Cold rolling production method of high-strength austenitic stainless steel strip for decoration |
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|---|---|---|---|---|
| JPS5910404A (en) * | 1982-07-08 | 1984-01-19 | Kawasaki Steel Corp | Method and device for cold tandem rolling of steel sheet |
| CN200991703Y (en) * | 2006-12-22 | 2007-12-19 | 中冶南方工程技术有限公司 | Emulsified liquid spraying device in course of very-thin plate continuous rolling |
| CN101607265A (en) * | 2009-06-11 | 2009-12-23 | 常熟华冶薄板有限公司 | The method of milling thin plate by four-high reversing cold mill |
| CN103357656A (en) * | 2013-07-08 | 2013-10-23 | 济钢集团有限公司 | Manufacturing technology of cold rolling ultrathin strip steel with large roller diameter and high screw-down rate |
-
2016
- 2016-12-01 CN CN201611086200.9A patent/CN106391706B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5910404A (en) * | 1982-07-08 | 1984-01-19 | Kawasaki Steel Corp | Method and device for cold tandem rolling of steel sheet |
| CN200991703Y (en) * | 2006-12-22 | 2007-12-19 | 中冶南方工程技术有限公司 | Emulsified liquid spraying device in course of very-thin plate continuous rolling |
| CN101607265A (en) * | 2009-06-11 | 2009-12-23 | 常熟华冶薄板有限公司 | The method of milling thin plate by four-high reversing cold mill |
| CN103357656A (en) * | 2013-07-08 | 2013-10-23 | 济钢集团有限公司 | Manufacturing technology of cold rolling ultrathin strip steel with large roller diameter and high screw-down rate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111054747A (en) * | 2019-12-25 | 2020-04-24 | 连云港华乐不锈钢制品有限公司 | Cold rolling production method of high-strength austenitic stainless steel strip for decoration |
| CN111054747B (en) * | 2019-12-25 | 2022-03-22 | 连云港华乐不锈钢制品有限公司 | Cold rolling production method of high-strength austenitic stainless steel strip for decoration |
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