CN107630129A - A kind of manufacture method of high-silicon electrical steel complex plate strip product - Google Patents
A kind of manufacture method of high-silicon electrical steel complex plate strip product Download PDFInfo
- Publication number
- CN107630129A CN107630129A CN201610561944.5A CN201610561944A CN107630129A CN 107630129 A CN107630129 A CN 107630129A CN 201610561944 A CN201610561944 A CN 201610561944A CN 107630129 A CN107630129 A CN 107630129A
- Authority
- CN
- China
- Prior art keywords
- silicon
- electrical steel
- high silicon
- iron powder
- substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
Abstract
The present invention relates to a kind of manufacture method of high-silicon electrical steel complex plate strip product, including：1) the substrate silicone content 0.0%~4.0% of high silicon composite；Using powder weld deposition mode, the high silicon composite plate of single or double is made in the floor height silicon iron powder of built-up welding one on substrate；For the silicone content of high silicon iron powder more than 3.0%, the thickness of built-up welding high silicon iron powder is 0.5~10mm；2) high silicon composite plate is heated to 850~1530 DEG C under protective atmosphere, is incubated more than 1.5h, promotes material fusion and eliminates welding stress；3) hot rolling, pickling, cold rolling, heat treatment, coating, finishing procedure are optionally provided with using the technological process of high silicon composite production electrical steel product.The present invention realizes the industrialized production of high-silicon electrical steel product, and simple to operate, and cost is low, and technique is easily controllable, and operating efficiency is high, and the high silicon steel soft magnetic materials of high-performance obtained is applied to the electromagnetic core manufacturing fields such as high, precision and frontier.
Description
Technical field
The present invention relates to technical field of electrical sheet production, more particularly to a kind of manufacture of high-silicon electrical steel complex plate strip product
Method.
Background technology
Silicone content, which reaches 6.5%, in electrician's steel matrix can obtain optimal combination property, but in industrial production, silicon contains in theory
Amount, which reaches 3.3%, can not just carry out cold working.For specific use high-silicon electrical steel material according to demand frequently with gas phase siliconising,
The technologies such as cast-rolling thin strip, non-crystalline material, powder die-casting rolling carry out small-scale production, can not realize and carry out industrially scalable life
Production, and production process complex operation, cost is high, and technique is not easy to control, and operating efficiency is low.
The content of the invention
The invention provides a kind of manufacture method of high-silicon electrical steel complex plate strip product, using the heap on electrician's steel substrate
The method of weldering high silicon iron powder prepares high-silicon electrical steel composite panel, is then made again through electrical steel product conventional production process
High-silicon electrical steel complex plate strip product；The industrialized production of high-silicon electrical steel product is realized, and it is simple to operate, cost is low, work
Skill is easily controllable, and operating efficiency is high, and the high silicon steel soft magnetic materials of high-performance obtained is applied to the electromagnetic core systems such as high, precision and frontier
Make field.
In order to achieve the above object, the present invention is realized using following technical scheme：
A kind of manufacture method of high-silicon electrical steel complex plate strip product, suitable for the direction of silicon content 3.3%~6.5%
Property, non-directional electrical steel production；Including：
1) according to the thickness of electrical steel product and its whether there is directionality, chooses the good cold rolling electrician of cold-rolling workability
Steel steel band or electrician's steel hot-rolled sheet are as the substrate of composite, the silicone content 0.0%~4.0% of substrate；Using powder weld deposition
The high silicon composite plate of single or double is made in mode floor height silicon iron powder of built-up welding one on substrate；The silicone content of high silicon iron powder
More than 3.0%, powder size is more than 60 mesh；The thickness of built-up welding high silicon iron powder is 0.5~10mm；
2) high silicon composite plate is heated to 850~1530 DEG C under protective atmosphere, is incubated more than 1.5h, promotes material to melt
Close and eliminate welding stress；
3) using high silicon composite production electrical steel product technological process be optionally provided with hot rolling, pickling, cold rolling,
Heat treatment, coating, finishing procedure；800~1350 DEG C are heated under protective atmosphere when being heat-treated wherein after cold rolling.
Added in the high silicon iron powder according to electrical steel product characteristic requirements beneficial to alloying element, useful alloy element and
The percentage by weight of addition is：Aluminium：0~3%, calcium：0~1%.
Compared with prior art, the beneficial effects of the invention are as follows：
1) industrialized production of the high-silicon electrical steel product of silicone content 3.3~6.5% can be achieved, greatly improve high-silicon electrical steel
Product yield；
2) it is simple to operate, cost is low, technique is easily controllable, production efficiency is high；
3) high-silicon electrical steel is prepared using composite, can produce high silicon by the selection of substrate orients permeability magnetic material and nothing
Directionality material, manufactured suitable for the electromagnetic core of various high-efficiency and precision motors and electrical equipment, instrument etc..
Embodiment
A kind of manufacture method of high-silicon electrical steel complex plate strip product of the present invention, suitable for silicon content 3.3%~
6.5% directionality, non-directional electrical steel production；Including：
1) according to the thickness of electrical steel product and its whether there is directionality, chooses the good cold rolling electrician of cold-rolling workability
Steel steel band or electrician's steel hot-rolled sheet are as the substrate of composite, the silicone content 0.0%~4.0% of substrate；Using powder weld deposition
The high silicon composite plate of single or double is made in mode floor height silicon iron powder of built-up welding one on substrate；The silicone content of high silicon iron powder
More than 3.0%, powder size is more than 60 mesh；The thickness of built-up welding high silicon iron powder is 0.5~10mm；
2) high silicon composite plate is heated to 850~1530 DEG C under protective atmosphere, is incubated more than 1.5h, promotes material to melt
Close and eliminate welding stress；
3) using high silicon composite production electrical steel product technological process be optionally provided with hot rolling, pickling, cold rolling,
Heat treatment, coating, finishing procedure；800~1350 DEG C are heated under protective atmosphere when being heat-treated wherein after cold rolling.
Added in the high silicon iron powder according to electrical steel product characteristic requirements beneficial to alloying element, useful alloy element and
The percentage by weight of addition is：Aluminium：0~3%, calcium：0~1%.
Following examples are implemented under premised on technical solution of the present invention, give detailed embodiment and tool
The operating process of body, but protection scope of the present invention is not limited to following embodiments.Method therefor is such as without spy in following embodiments
It is conventional method not mentionlet alone bright.
【Embodiment 1】
Cold rolling electric steel band chemical composition as substrate：C：0.003%, Si：3.0%, Al：0.55%, Mn:
0.31%, P：0.012%, S：0.0025%, N：0.0025%, remaining is Fe and inevitable residual elements；
Substrate thickness：1.50mm；
The mesh of high silicon iron powder size 120, silicone content 6%.
Using powder plasma welding procedure, the high silicon of one side is made in substrate one side built-up welding thickness 1.0mm high silicon irons powder
Composite panel；So enter stove heat, 1230 DEG C of temperature, the dry hydrogen of protective atmosphere 100%, soaking time 1.5h；Using the roller of four-roller 200
Body length hot-rolling mill is rolled, 1220 DEG C of start rolling temperature, 980 DEG C of finishing temperature, obtained high silicon composite strip thickness
1.65mm, overall silicone content 4.33%.
High silicon composite strip after hot rolling carries out surface acid-washing and cold rolling, controlled rolling thickness 0.30mm, by complete
Hydrogen protection heat treatment, 1050 DEG C, time inside furnace 3min of annealing temperature, is cooled down with 80 DEG C/min speed controls.
Magnetic Measurement is carried out, magnetic polarization J 5000 is 1.67T, and iron loss P10/400 is 11.20W/kg.
【Embodiment 2】
Cold rolling electric steel band chemical composition as substrate：C：0.002%, Si：3.2%, Al：0.82%, Mn:
0.30%, P：0.011%, S：0.002%, N：0.0021%, remaining is Fe and inevitable residual elements；
Substrate thickness：0.50mm；
The mesh of high silicon iron powder size 130, silicone content 6.5%, aluminium content 1%, calcium content 0.0054%.
Use powder weld deposition technique to distinguish high silicon iron powder of the built-up welding thickness in monolayer for 0.50mm in substrate both sides, be made double
The high silicon composite plate in face.
High silicon composite plate enters stove heat, 1280 DEG C of temperature, the dry hydrogen of protective atmosphere 100%, soaking time 2.0h, and 80
DEG C/min control cooling after, using the barrel length cold rolling mill of four-roller 200 carry out reversible rolling, controlled rolling thickness 0.25mm,
High silicon complex plate strip after rolling is heat-treated by perhydro gas shield, 1110 DEG C of annealing temperature, time inside furnace 3min, 60 DEG C/
Cooling is controlled under min speed.
High silicon complex plate strip entirety silicone content 5.68%, aluminium content 0.93%, carry out Magnetic Measurement, magnetic polarization intensity
J5000 is 1.65T, and iron loss P10/400 is 6.80W/kg.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (2)
1. a kind of manufacture method of high-silicon electrical steel complex plate strip product, directionality suitable for silicon content 3.3%~6.5%,
Non-directional electrical steel production；It is characterised in that it includes：
1) according to the thickness of electrical steel product and its whether there is directionality, chooses the good cold rolling electric steel of cold-rolling workability
Band or electrician's steel hot-rolled sheet are as the substrate of composite, the silicone content 0.0%~4.0% of substrate；Using powder weld deposition mode
The high silicon composite plate of single or double is made in the floor height silicon iron powder of built-up welding one on substrate；The silicone content of high silicon iron powder exists
More than 3.0%, powder size is more than 60 mesh；The thickness of built-up welding high silicon iron powder is 0.5~10mm；
2) high silicon composite plate is heated to 850~1530 DEG C under protective atmosphere, is incubated more than 1.5h, promote material fusion and
Eliminate welding stress；
3) hot rolling, pickling, cold rolling, Re Chu are optionally provided with using the technological process of high silicon composite production electrical steel product
Reason, coating, finishing procedure；800~1350 DEG C are heated under protective atmosphere when being heat-treated wherein after cold rolling.
2. the manufacture method of a kind of high-silicon electrical steel complex plate strip product according to claim 1, it is characterised in that described
In high silicon iron powder the weight hundred beneficial to alloying element, useful alloy element and addition is added according to electrical steel product characteristic requirements
Point ratio is：Aluminium：0~3%, calcium：0~1%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610561944.5A CN107630129A (en) | 2016-07-18 | 2016-07-18 | A kind of manufacture method of high-silicon electrical steel complex plate strip product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610561944.5A CN107630129A (en) | 2016-07-18 | 2016-07-18 | A kind of manufacture method of high-silicon electrical steel complex plate strip product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107630129A true CN107630129A (en) | 2018-01-26 |
Family
ID=61112763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610561944.5A Pending CN107630129A (en) | 2016-07-18 | 2016-07-18 | A kind of manufacture method of high-silicon electrical steel complex plate strip product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107630129A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100999822A (en) * | 2006-12-21 | 2007-07-18 | 武汉科技大学 | Preparation method of high silicon orientation silicon steel thin plate |
| KR20080040340A (en) * | 2006-11-03 | 2008-05-08 | 한국전력공사 | Method for manufacturing silicon steel sheets with a high silicon content by the decomposition of sio2 and the subsequent silicon diffusion during an annealing under hydrogen atmosphere |
| CN101358317A (en) * | 2008-09-05 | 2009-02-04 | 首钢总公司 | Method for preparing high silicium calcareous non-oriented electrical steel |
| CN102816972A (en) * | 2012-09-07 | 2012-12-12 | 武汉钢铁(集团)公司 | Clad high silicon steel hot rolled plate and method for preparing same |
| CN105002460A (en) * | 2015-05-18 | 2015-10-28 | 上海大学 | Method and device for continuously preparing high-silicon silicon steel thin strip through current composite diffusion method |
-
2016
- 2016-07-18 CN CN201610561944.5A patent/CN107630129A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080040340A (en) * | 2006-11-03 | 2008-05-08 | 한국전력공사 | Method for manufacturing silicon steel sheets with a high silicon content by the decomposition of sio2 and the subsequent silicon diffusion during an annealing under hydrogen atmosphere |
| CN100999822A (en) * | 2006-12-21 | 2007-07-18 | 武汉科技大学 | Preparation method of high silicon orientation silicon steel thin plate |
| CN101358317A (en) * | 2008-09-05 | 2009-02-04 | 首钢总公司 | Method for preparing high silicium calcareous non-oriented electrical steel |
| CN102816972A (en) * | 2012-09-07 | 2012-12-12 | 武汉钢铁(集团)公司 | Clad high silicon steel hot rolled plate and method for preparing same |
| CN105002460A (en) * | 2015-05-18 | 2015-10-28 | 上海大学 | Method and device for continuously preparing high-silicon silicon steel thin strip through current composite diffusion method |
Non-Patent Citations (1)
| Title |
|---|
| 並木邦夫: "《模具材料性能与应用》", 31 May 2014, 机械工业出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102658452B (en) | Processing method of copper strip used for copper steel composites | |
| CN106086640B (en) | A kind of cold rolling medium managese steel and preparation method thereof of superhigh intensity plasticity product | |
| CN105925897B (en) | A kind of 10 80mm large-scale hydroelectric projects high intensity Low Crack Sensitivity Steel SX780CF and preparation method thereof | |
| CN104141092B (en) | A kind of three-dimensional reel iron core transformer non-oriented electrical steel and production method thereof | |
| CN108570595A (en) | A kind of new-energy automobile driving motor low iron loss high magnetic sensing cold milling orientation less electrical sheet and its production method | |
| CN102794300B (en) | Production method of 304 stainless steel and pure-copper cold compound coiled material | |
| CN104278189B (en) | A kind of short route manufacture method of cold rolling non-orientation height silicon plate | |
| CN104451372B (en) | A kind of preparation method of the high silicon non-oriented silicon steel plate of high magnetic strength | |
| CN108517395A (en) | A kind of cold rolling non-oriented electrical steel band and preparation method thereof | |
| CN104046760B (en) | A kind of production method of electric steel plate | |
| CN104831037B (en) | The half craft type cold rolling non-oriented electrical steel and its manufacture method of a kind of low iron loss | |
| CN107723591A (en) | A kind of new-energy automobile motor cold rolling non-oriented electrical steel and its production method | |
| CN103433320B (en) | A kind of processing method being prepared titanium anode plate by Titanium board base | |
| CN106119686A (en) | A kind of cold rolling non-oriented electrical steel and production method thereof | |
| CN105296917A (en) | Method for preparing high-silicon steel from low-silicon steel | |
| CN106048389A (en) | Production method of non-oriented electrical steel 50W800 by traditional hot continuous rolling process | |
| CN102851542B (en) | Titanium alloy for manufacturing tool | |
| CN102560235A (en) | Manufacturing method of high-magnetic-inductive oriented silicon steel | |
| CN104313467B (en) | A kind of smelting process of non-oriented electrical steel | |
| CN107338432A (en) | The method that high silicon plate is prepared using aerodynamic force spraying | |
| CN105032974B (en) | The production method of zirconium and zircaloy band volume | |
| CN108570596A (en) | A kind of automobile drive electric motor Thin Specs cold rolling non-oriented electrical steel and its manufacturing method | |
| CN108531813A (en) | A kind of new-energy automobile driving motor cold rolling non-oriented electrical steel and its production method | |
| CN102605153A (en) | Method for preparing high-silicon electric steel band material through rolling at medium and low temperature | |
| CN102690938A (en) | Pilot scale production method of low-carbon Fe-Mn-Al-Si series TWIP (Twining Induced Plasticity) steel |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180126 |