CN101322977A - Coil cold rolling industrial pure titanium plate coil - Google Patents
Coil cold rolling industrial pure titanium plate coil Download PDFInfo
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- CN101322977A CN101322977A CNA2008100587284A CN200810058728A CN101322977A CN 101322977 A CN101322977 A CN 101322977A CN A2008100587284 A CNA2008100587284 A CN A2008100587284A CN 200810058728 A CN200810058728 A CN 200810058728A CN 101322977 A CN101322977 A CN 101322977A
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Abstract
The invention provides a method for milling cold-rolled industrial pure titanium plate rolls in roll. The industrial pure titanium plate rolls are obtained after processes of hot-roll surface cleaning, first cold milling, degreasing and anneal, second cold milling, degreasing and anneal, third cold milling, degreasing and anneal and flat milling in sequence. The method can automate the milling process so that the production efficiency is improved greatly, the machine hour yield of the mill exceeds 60 percent of that of the milled steel roll of the same specification and the yield is equal to that of the milled steel roll of the same specification; moreover, the yield is greatly improved, the plate shape, dimension, surface quality and mechanical property of the milled titanium completely meet the national standards and requirements, thus meeting the demands of the market.
Description
Technical field
The present invention relates to a kind of cold rolling processing method of industrially pure titanium coiled sheet, belong to the metal material processing technical field.
Background technology
Because yielding poorly of Titanium material, the continuous rolling process equipment expense of investment construction special use is higher, builds up back lness ratio of plant height, so China's titanium material processing enterprise is when rolling titanium plate, adopt back and forth rolling method of monolithic mostly, yet there are no the report of the cold rolling titanium volume of coil rolling up till now.Because it is lower with the rolling titanium plate output of coming out of the reciprocal rolling mill practice of monolithic, and intermediate blank need repeatedly be cut, and finished product finishing shearing displacement is big, causes the lumber recovery of product low, the energy consumption height, the rolling cost height, labour intensity is big, is difficult to realize serialization, automated production, simultaneously because the product specification size is few, influence following process and use, as can not be as the welded tube raw material etc., thereby have restricted further applying of titanium plate.Therefore, be necessary prior art is improved.
Summary of the invention
For overcoming back and forth rolling shortcoming of monolithic of the prior art, the object of the present invention is to provide a kind of method of coil cold rolling industrial pure titanium plate coil, to improve titanium plate output and lumber recovery, cut down the consumption of energy and cost.
The present invention realizes by following technical proposal: a kind of method of coil cold rolling industrial pure titanium plate coil, comprise with alkaline bath water quick-fried+method of pickling clears up hot rolling titanium volume surface, it is characterized in that through following process steps:
A, will send on the cold-rolling mill through the hot rolling titanium of removing surface volume, in mill speed less than 400m/min, rolling tensile force is 40～50MPa, rolling emulsion concentration is 2.0～2.5%, temperature is under 48～50 ℃ of conditions, it is rolling to carry out 5 passages, and wherein, the rolling reduction ratio in first road is controlled at 10%～15%; The rolling reduction ratio in second road is controlled at 8%～13%; The rolling reduction ratio in the 3rd road is controlled at 7%～12%; The rolling reduction ratio in the 4th road is controlled at 6%～10%; The rolling reduction ratio in the 5th road is controlled at 5%～8%;
B, with conventional chemical alkali cleaning method the cold rolling titanium of steps A is involved in capable cleaning and degreasing after, carry out annealing in process through the following step:
B1, will put into annealing furnace, purge in the stove 10～15 minutes with nitrogen afterwards, with the air in the displacement annealing furnace through the titanium coiled sheet behind the cleaning and degreasing; Use 99.99% argon purge again, the nitrogen with in the displacement stove heats up to stove simultaneously;
B2, under above-mentioned argon shield condition, allow the titanium coiled sheet be warmed up to 390～410 ℃ with 150～200 ℃/hour speed with stove, be incubated 1～2 hour then;
B3, under above-mentioned argon shield condition, allow the titanium coiled sheet be warmed up to 580～620 ℃ with stove again with 130～170 ℃/hour speed, be incubated 1～2 hour then;
B4, under the argon shield condition, when allowing the titanium coiled sheet cool to 50 ℃ with the furnace, purged in the stove 10～15 minutes with nitrogen with 100～120 ℃/hour cooling velocities, allow the titanium coiled sheet after handling come out of the stove afterwards;
C, will send on the cold-rolling mill through the titanium plate of above-mentioned steps C annealing in process, at rolling tensile force is 120～170MPa, mill speed is less than 200m/min, rolling emulsion concentration is 1.8～2.0%, temperature is under 48～50 ℃ of conditions, carry out the rolling of six passages, wherein, the rolling reduction ratio in first road is controlled at 10%～15%; The rolling reduction ratio in second road is controlled at 8%～13%; The rolling reduction ratio in the 3rd road is controlled at 8%～12%; The rolling reduction ratio in the 4th road is controlled at 7%～11%; The rolling reduction ratio in the 5th road is controlled at 6%～9%, and the rolling reduction ratio in the 6th road is controlled at 5%～8%;
D, with conventional chemical alkali cleaning method the cold rolling titanium of step C is involved in capable cleaning and degreasing after, through carrying out annealing in process with step B1, B2, technology that B3, B4 are identical:
The cold-rolled process of E, repeating step C;
The annealing in process of F, repeating step D;
G, be 1～3% at smooth percentage elongation, mill speed≤200m/min, rolling tensile force carry out skin pass rolling under 3～5t condition, promptly get cold rolled titanium sheet coil.
Described rolling emulsion is commercial Kui Ke Quakerol KMS-210 ROLLING OIL.
Described multi-pass is rolling to be the characteristics of strengthening gradually at the work hardening of titanium plate cold drawing shape, and the method that adopts pass deformation progressively to successively decrease is rolled, to improve the quality of products.
Described mill speed is to avoid causing titanium plate surface and steel rolling is bonding exceeds, and adopting slower speed is good less than 400m/min with less than 200m/min promptly, for preventing that the titanium plate is surperficial and steel rolling is bonding, adopts higher rolling emulsion concentration comparatively suitable simultaneously.
The present invention compared with prior art has following advantage and effect: adopt such scheme, can make the operation of rolling realize automation, not only production efficiency obtains bigger raising, output reaches more than 60% of rolling same specification coil of strip during the milling train machine, lumber recovery reaches rolling same specification coil of strip peer-level, and lumber recovery also is improved significantly, and the requirement that is up to state standards fully of rolling titanium roll bending shape, size, surface quality, mechanical property is met the need of market.
The specific embodiment
Below in conjunction with embodiment the present invention is described further.
Embodiment 1
Earlier with alkaline bath water conventional in the prior art quick-fried+method of pickling rolls up the surface to the hot rolling titanium and clears up, and passes through following process steps then:
A, will send on the cold-rolling mill through the hot rolling titanium of removing surface volume, in mill speed less than 400m/min, rolling tensile force is 40MPa, Kui Ke Quakerol KMS-210 ROLLING OIL concentration is 2.0%, temperature is under 48 ℃ of conditions, it is rolling to carry out 5 passages, and wherein, the rolling reduction ratio in first road is controlled at 10%; The rolling reduction ratio in second road is controlled at 8%; The rolling reduction ratio in the 3rd road is controlled at 7%; The rolling reduction ratio in the 4th road is controlled at 6%; The rolling reduction ratio in the 5th road is controlled at 5%;
B, with conventional chemical alkali cleaning method the cold rolling titanium of steps A is involved in capable cleaning and degreasing after, carry out annealing in process through the following step:
B1, will put into annealing furnace, purge in the stove 10 minutes with nitrogen afterwards, with the air in the displacement annealing furnace through the titanium coiled sheet behind the cleaning and degreasing; Use 99.99% argon purge again, the nitrogen with in the displacement stove heats up to stove simultaneously;
B2, under above-mentioned argon shield condition, allow the titanium coiled sheet be warmed up to 390 ℃ with 150 ℃/hour speed with stove, be incubated 1 hour then;
B3, under above-mentioned argon shield condition, allow the titanium coiled sheet be warmed up to 580 ℃ with stove again with 130 ℃/hour speed, be incubated 1 hour then;
B4, under the argon shield condition, when allowing the titanium coiled sheet cool to 50 ℃ with the furnace, purged in the stove 10 minutes with nitrogen with 100 ℃/hour cooling velocities, allow the titanium coiled sheet after handling come out of the stove afterwards;
C, will send on the cold-rolling mill through the titanium plate of step B annealing in process, at rolling tensile force is 120MPa, mill speed is less than 200m/min, Kui Ke Quakerol KMS-210 ROLLING OIL concentration is 1.8%, temperature is under 48 ℃ of conditions, carry out the rolling of six passages, wherein, the rolling reduction ratio in first road is controlled at 10%; The rolling reduction ratio in second road is controlled at 8%; The rolling reduction ratio in the 3rd road is controlled at 8%; The rolling reduction ratio in the 4th road is controlled at 7%; The rolling reduction ratio in the 5th road is controlled at the rolling reduction ratio in 6%, the six road and is controlled at 5%;
D, with conventional chemical alkali cleaning method the cold rolling titanium of step C is involved in capable cleaning and degreasing after, carry out annealing in process through following process steps:
D1, will put into annealing furnace, purge in the stove 10 minutes with nitrogen afterwards, with the air in the displacement annealing furnace through the titanium coiled sheet behind the cleaning and degreasing; Use 99.99% argon purge again, the nitrogen with in the displacement stove heats up to stove simultaneously;
D2, under above-mentioned argon shield condition, allow the titanium coiled sheet be warmed up to 390 ℃ with 150 ℃/hour speed with stove, be incubated 1 hour then;
D3, under above-mentioned argon shield condition, allow the titanium coiled sheet be warmed up to 580 ℃ with stove again with 130 ℃/hour speed, be incubated 1 hour then;
D4, under the argon shield condition, when allowing the titanium coiled sheet cool to 50 ℃ with the furnace, purged in the stove 10 minutes with nitrogen with 100 ℃/hour cooling velocities, allow the titanium coiled sheet after handling come out of the stove afterwards;
E, will send on the cold-rolling mill through the titanium plate of step D annealing in process, at rolling tensile force is 120MPa, mill speed is less than 200m/min, Kui Ke Quakerol KMS-210 ROLLING OIL concentration is 1.8%, temperature is under 480 ℃ of conditions, carry out the rolling of six passages, wherein, the rolling reduction ratio in first road is controlled at 10%; The rolling reduction ratio in second road is controlled at 8%%; The rolling reduction ratio in the 3rd road is controlled at 8%; The rolling reduction ratio in the 4th road is controlled at 7%; The rolling reduction ratio in the 5th road is controlled at 6%; The rolling reduction ratio in the 6th road is controlled at 5%;
F, with conventional chemical alkali cleaning method the cold rolling titanium of steps A is involved in capable cleaning and degreasing after, carry out annealing in process through following process steps:
F1, will put into annealing furnace, purge in the stove 10 minutes with nitrogen afterwards, with the air in the displacement annealing furnace through the titanium coiled sheet behind the cleaning and degreasing; Use 99.99% argon purge again, the nitrogen with in the displacement stove heats up to stove simultaneously;
F2, under above-mentioned argon shield condition, allow the titanium coiled sheet be warmed up to 390 ℃ with 150 ℃/hour speed with stove, be incubated 1 hour then;
F3, under above-mentioned argon shield condition, allow the titanium coiled sheet be warmed up to 580 ℃ with stove again with 130 ℃/hour speed, be incubated 1 hour then;
F4, under the argon shield condition, when allowing the titanium coiled sheet cool to 50 ℃ with the furnace, purged in the stove 10 minutes with nitrogen with 100 ℃/hour cooling velocities, allow the titanium coiled sheet after handling come out of the stove afterwards;
G, be 1% at smooth percentage elongation, mill speed≤200m/min, rolling tensile force carry out skin pass rolling under the 3t condition, promptly get cold rolled titanium sheet coil.
Embodiment 2
Earlier with alkaline bath water conventional in the prior art quick-fried+method of pickling rolls up the surface to the hot rolling titanium and clears up, and passes through following process steps then:
A, will send on the cold-rolling mill through the hot rolling titanium of removing surface volume, in mill speed less than 400m/min, rolling tensile force is 50MPa, Kui Ke Quakerol KMS-210 ROLLING OIL concentration is 2.5%, temperature is under 50 ℃ of conditions, it is rolling to carry out 5 passages, and wherein, the rolling reduction ratio in first road is controlled at 15%; The rolling reduction ratio in second road is controlled at 13%; The rolling reduction ratio in the 3rd road is controlled at 12%; The rolling reduction ratio in the 4th road is controlled at 10%; The rolling reduction ratio in the 5th road is controlled at 8%;
B, with conventional chemical alkali cleaning method the cold rolling titanium of steps A is involved in capable cleaning and degreasing after, carry out annealing in process through the following step:
B1, will put into annealing furnace, purge in the stove 15 minutes with nitrogen afterwards, with the air in the displacement annealing furnace through the titanium coiled sheet behind the cleaning and degreasing; Use 99.99% argon purge again, the nitrogen with in the displacement stove heats up to stove simultaneously;
B2, under above-mentioned argon shield condition, allow the titanium coiled sheet be warmed up to 410 ℃ with 200 ℃/hour speed with stove, be incubated 2 hours then;
B3, under above-mentioned argon shield condition, allow the titanium coiled sheet be warmed up to 620 ℃ with stove again with 170 ℃/hour speed, be incubated 2 hours then;
B4, under the argon shield condition, when allowing the titanium coiled sheet cool to 50 ℃ with the furnace, purged in the stove 15 minutes with nitrogen with 120 ℃/hour cooling velocities, allow the titanium coiled sheet after handling come out of the stove afterwards;
C, will send on the cold-rolling mill through the titanium coiled sheet of step B annealing in process, at rolling tensile force is 170MPa, mill speed is less than 200m/min, Kui Ke Quakerol KMS-210 ROLLING OIL concentration is 2.0%, temperature is under 50 ℃ of conditions, carry out the rolling of six passages, wherein, the rolling reduction ratio in first road is controlled at 15%; The rolling reduction ratio in second road is controlled at 13%; The rolling reduction ratio in the 3rd road is controlled at 12%; The rolling reduction ratio in the 4th road is controlled at 11%; The rolling reduction ratio in the 5th road is controlled at the rolling reduction ratio in 9%, the six road and is controlled at 8%;
D, with conventional chemical alkali cleaning method the cold rolling titanium of step C is involved in capable cleaning and degreasing after, through carrying out annealing in process with step B1, B2, technology that B3, B4 are identical:
The cold-rolled process of E, repeating step C;
The annealing in process of F, repeating step D;
G, be 3% at smooth percentage elongation, mill speed≤200m/min, rolling tensile force carry out skin pass rolling under the 5t condition, promptly get cold rolled titanium sheet coil.
Claims (2)
1, coil cold rolling industrial pure titanium plate coil, comprise with alkaline bath water quick-fried+method of pickling clears up hot rolling titanium volume surface, it is characterized in that through following process steps:
A, will send on the cold-rolling mill through the hot rolling titanium of removing surface volume, in mill speed less than 400m/min, rolling tensile force is 40～50MPa, rolling emulsion concentration is 2.0～2.5%, temperature is under 48～50 ℃ of conditions, it is rolling to carry out 5 passages, and wherein, the rolling reduction ratio in first road is controlled at 10%～15%; The rolling reduction ratio in second road is controlled at 8%～13%; The rolling reduction ratio in the 3rd road is controlled at 7%～12%; The rolling reduction ratio in the 4th road is controlled at 6%～10%; The rolling reduction ratio in the 5th road is controlled at 5%～8%;
B, with conventional chemical alkali cleaning method the cold rolling titanium of steps A is involved in capable cleaning and degreasing after, carry out annealing in process through the following step:
B1, will put into annealing furnace, purge in the stove 10～15 minutes with nitrogen afterwards, with the air in the displacement annealing furnace through the titanium coiled sheet behind the cleaning and degreasing; Use 99.99% argon purge again, the nitrogen with in the displacement stove heats up to stove simultaneously;
B2, under above-mentioned argon shield condition, allow the titanium coiled sheet be warmed up to 390～410 ℃ with 150～200 ℃/hour speed with stove, be incubated 1～2 hour then;
B3, under above-mentioned argon shield condition, allow the titanium coiled sheet be warmed up to 580～620 ℃ with stove again with 130～170 ℃/hour speed, be incubated 1～2 hour then;
B4, under the argon shield condition, when allowing the titanium coiled sheet cool to 50 ℃ with the furnace, purged in the stove 10～15 minutes with nitrogen with 100～120 ℃/hour cooling velocities, allow the titanium coiled sheet after handling come out of the stove afterwards;
C, will send on the cold-rolling mill through the titanium coiled sheet of step B annealing in process, at rolling tensile force is 120～170MPa, mill speed is less than 200m/min, rolling emulsion concentration is 1.8～2.0%, temperature is under 48～50 ℃ of conditions, carry out the rolling of six passages, wherein, the rolling reduction ratio in first road is controlled at 10%～15%; The rolling reduction ratio in second road is controlled at 8%～13%; The rolling reduction ratio in the 3rd road is controlled at 8%～12%; The rolling reduction ratio in the 4th road is controlled at 7%～11%; The rolling reduction ratio in the 5th road is controlled at 6%～9%, and the rolling reduction ratio in the 6th road is controlled at 5%～8%;
D, with conventional chemical alkali cleaning method the cold rolling titanium of step C is involved in capable cleaning and degreasing after, through carrying out annealing in process with step B1, B2, technology that B3, B4 are identical:
The cold-rolled process of E, repeating step C;
The annealing in process of F, repeating step D;
G, be 1～3% at smooth percentage elongation, mill speed≤200m/min, rolling tensile force carry out skin pass rolling under 3～5t condition, promptly get cold rolled titanium sheet coil.
2, the method for coil cold rolling industrial pure titanium plate coil according to claim 1 is characterized in that described rolling emulsion is commercial Kui Ke Quakerol KMS-210 ROLLING OIL.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100587284A CN101322977A (en) | 2008-07-25 | 2008-07-25 | Coil cold rolling industrial pure titanium plate coil |
| AT11602009A AT507114B1 (en) | 2008-07-25 | 2009-07-23 | METHOD FOR THE HEAT TREATMENT OF METALS |
| DE102009034387.3A DE102009034387B4 (en) | 2008-07-25 | 2009-07-23 | Titanblechglühverfahren |
| CN 200910157794 CN101634005B (en) | 2008-07-25 | 2009-07-24 | Titanium plate coil annealing process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100587284A CN101322977A (en) | 2008-07-25 | 2008-07-25 | Coil cold rolling industrial pure titanium plate coil |
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| CN101322977A true CN101322977A (en) | 2008-12-17 |
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| CNA2008100587284A Pending CN101322977A (en) | 2008-07-25 | 2008-07-25 | Coil cold rolling industrial pure titanium plate coil |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102069091A (en) * | 2010-11-11 | 2011-05-25 | 攀钢集团钢铁钒钛股份有限公司 | Titanium blank rough rolling method of ordinary hot rolling mill |
| CN102430580A (en) * | 2011-11-16 | 2012-05-02 | 洛阳双瑞精铸钛业有限公司 | Dry flattening method for pure titanium strip coils by aid of common cold rolling mill |
| CN101634005B (en) * | 2008-07-25 | 2012-07-18 | 云南钛业股份有限公司 | Titanium plate coil annealing process |
| CN102618752A (en) * | 2011-01-28 | 2012-08-01 | 株式会社神户制钢所 | Pure titanium sheet excellent in balance between stamping formability and strength |
| CN104152830A (en) * | 2014-08-26 | 2014-11-19 | 攀钢集团攀枝花钢铁研究院有限公司 | Vacuum annealing process of cold-rolled high-purity large titanium coil |
| CN105414178A (en) * | 2015-12-10 | 2016-03-23 | 湖南湘投金天钛金属有限公司 | Machining method for de-stressing thin pure titanium strip coils |
| CN106623429A (en) * | 2016-10-21 | 2017-05-10 | 过冬 | Rolling forming method for low-oxygen-content aero titanium alloy precision thin sheet |
| CN106881564A (en) * | 2017-01-09 | 2017-06-23 | 洛阳双瑞精铸钛业有限公司 | A kind of method that utilization thin-walled major diameter titanium welding pipe produces titanium matter cup/kettle |
| CN108165822A (en) * | 2018-02-10 | 2018-06-15 | 洛阳双瑞精铸钛业有限公司 | A kind of preparation method of low-intensity, easily molded welded tube TA2 cold rolled titanium bands |
| CN109092904A (en) * | 2018-08-10 | 2018-12-28 | 重庆理工大学 | The method for weakening high purity titanium plate texture by rolling deformation |
| CN109482644A (en) * | 2018-10-15 | 2019-03-19 | 湖南湘投金天钛金属股份有限公司 | A kind of method of titanium or titanium alloy band volume Surface uniformization |
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2008
- 2008-07-25 CN CNA2008100587284A patent/CN101322977A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101634005B (en) * | 2008-07-25 | 2012-07-18 | 云南钛业股份有限公司 | Titanium plate coil annealing process |
| CN102069091B (en) * | 2010-11-11 | 2013-01-09 | 攀钢集团钢铁钒钛股份有限公司 | Titanium blank rough rolling method of ordinary hot rolling mill |
| CN102069091A (en) * | 2010-11-11 | 2011-05-25 | 攀钢集团钢铁钒钛股份有限公司 | Titanium blank rough rolling method of ordinary hot rolling mill |
| CN102618752A (en) * | 2011-01-28 | 2012-08-01 | 株式会社神户制钢所 | Pure titanium sheet excellent in balance between stamping formability and strength |
| CN102430580A (en) * | 2011-11-16 | 2012-05-02 | 洛阳双瑞精铸钛业有限公司 | Dry flattening method for pure titanium strip coils by aid of common cold rolling mill |
| CN104152830B (en) * | 2014-08-26 | 2016-05-25 | 攀钢集团攀枝花钢铁研究院有限公司 | The vacuum annealing process of the heavy pure titanium roll of cold rolling large volume |
| CN104152830A (en) * | 2014-08-26 | 2014-11-19 | 攀钢集团攀枝花钢铁研究院有限公司 | Vacuum annealing process of cold-rolled high-purity large titanium coil |
| CN105414178A (en) * | 2015-12-10 | 2016-03-23 | 湖南湘投金天钛金属有限公司 | Machining method for de-stressing thin pure titanium strip coils |
| CN106623429A (en) * | 2016-10-21 | 2017-05-10 | 过冬 | Rolling forming method for low-oxygen-content aero titanium alloy precision thin sheet |
| CN106881564A (en) * | 2017-01-09 | 2017-06-23 | 洛阳双瑞精铸钛业有限公司 | A kind of method that utilization thin-walled major diameter titanium welding pipe produces titanium matter cup/kettle |
| CN108165822A (en) * | 2018-02-10 | 2018-06-15 | 洛阳双瑞精铸钛业有限公司 | A kind of preparation method of low-intensity, easily molded welded tube TA2 cold rolled titanium bands |
| CN108165822B (en) * | 2018-02-10 | 2020-04-14 | 洛阳双瑞精铸钛业有限公司 | Preparation method of TA2 cold-rolled titanium strip for low-strength and easy-to-form welded pipe |
| CN109092904A (en) * | 2018-08-10 | 2018-12-28 | 重庆理工大学 | The method for weakening high purity titanium plate texture by rolling deformation |
| CN109482644A (en) * | 2018-10-15 | 2019-03-19 | 湖南湘投金天钛金属股份有限公司 | A kind of method of titanium or titanium alloy band volume Surface uniformization |
| CN109482644B (en) * | 2018-10-15 | 2020-01-21 | 湖南湘投金天钛金属股份有限公司 | Method for homogenizing surface of titanium and titanium alloy strip coil |
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