CN105986084A - 一种9CrWMn模具钢的热处理工艺 - Google Patents
一种9CrWMn模具钢的热处理工艺 Download PDFInfo
- Publication number
- CN105986084A CN105986084A CN201510048427.3A CN201510048427A CN105986084A CN 105986084 A CN105986084 A CN 105986084A CN 201510048427 A CN201510048427 A CN 201510048427A CN 105986084 A CN105986084 A CN 105986084A
- Authority
- CN
- China
- Prior art keywords
- 9crwmn
- heat
- quenching
- tempering
- die steel
- 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
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 17
- 238000010438 heat treatment Methods 0.000 title claims abstract description 17
- 239000010959 steel Substances 0.000 title claims abstract description 17
- 238000005516 engineering process Methods 0.000 title claims abstract description 16
- 238000010791 quenching Methods 0.000 claims abstract description 12
- 230000000171 quenching Effects 0.000 claims abstract description 11
- 238000005496 tempering Methods 0.000 claims abstract description 11
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 238000000137 annealing Methods 0.000 claims abstract description 5
- 235000019628 coolness Nutrition 0.000 claims description 9
- FAPWRFPIFSIZLT-UHFFFAOYSA-M sodium chloride Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 6
- 239000011780 sodium chloride Substances 0.000 claims description 6
- 229910001566 austenite Inorganic materials 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 230000003750 conditioning Effects 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000000717 retained Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Abstract
本发明公开了一种9CrWMn模具钢的热处理工艺,其特征在于,包含以下步骤:(1)不完全退火;(2)球化退火;(3)淬火:预热650℃,再加热820-840℃,保温30-60min,油冷至室温;(4)回火 ;(5)调质;(6)回火;(7)再淬火。本发明的一种9CrWMn模具钢的热处理工艺,能改善9CrWMn模具钢的组织稳定性,提高其硬度、耐磨性及韧性等综合性能。
Description
技术领域
[0001] 本发明属于热处理工艺领域,具体是一种9CrffMn模具钢的热处理工艺。
背景技术
[0002] 9CrffMn模具钢材为低合金冷作模具钢,9CrffMn模具钢有一些裂纹敏感性,锻造加热时不宜迅速加热,淬火后残留奥氏体量比其他合金钢多,此外还容易形成碳化物网,对韧性不利。所以9CrffMn热处理工艺有待进一步优化改善。
发明内容
[0003] 本发明的目的是针对上述技术中存在不足之处,本发明提供一种9CrffMn模具钢的热处理工艺,能改善9CrffMn模具钢组织稳定性,提高其硬度、耐磨性及韧性等综合性能。
[0004] 实现本发明目的的技术方案如下:
一种9CrffMn模具钢的热处理工艺,其特征在于,包含以下步骤:
(1)不完全退火:加热750-800°C,保温2-3h,后以15°C/h速度随炉冷却至450_500°C出炉,再空冷;
(2)球化退火:加热780-800°C,670-720°C等温3_5h,后以10°C /h速度随炉冷却至450-500°C,再放入260-300硝盐浴等温2_3h,后出浴空冷;
(3)淬火:预热650°C,再加热820-840°C,保温30_60min,油冷至室温;
(4)回火:加热150-180°C,保温2-2.5h,炉冷,回火后残余奥氏体量将低于1% ;
(5)调质:淬火:加热1050°C,20(TC油槽冷却;
(6)回火:加热680~-700°C,保温60-80min后,炉冷至室温;(7)再淬火:加热温度800-820°C,油冷。
[0005] 本发明的一种9CrffMn模具钢的热处理工艺,能改善9CrffMn模具钢的组织稳定性,提高其硬度、耐磨性及韧性等综合性能。
具体实施方式
[0006] 下面结合实施例对本发明作进一步说明:
一种9CrffMn模具钢的热处理工艺,包含以下步骤:
(1)不完全退火:加热750-800°C,保温2-3h,后以15°C/h速度随炉冷却至450_500°C出炉,再空冷;
(2)球化退火:加热780-800°C,670-720°C等温3_5h,后以10°C /h速度随炉冷却至450-500°C,再放入260-300硝盐浴等温2_3h,后出浴空冷;
(3)淬火:预热650°C,再加热820-840°C,保温30_60min,油冷至室温;
(4)回火:加热150-180°C,保温2-2.5h,炉冷,回火后残余奥氏体量将低于1% ;
(5)调质:淬火:加热1050°C,20(TC油槽冷却;
(6)回火:加热680~-700°C,保温60-80min后,炉冷至室温;(7)再淬火:加热温度800-820°C,油冷。
[0007] 以上详细描述了本发明的较佳具体实施例。应当理解,本领域的普通技术人员无需创造性劳动就可以根据本发明的构思作出诸多修改和变化。凡本技术领域中技术人员依本发明的构思在现有技术的基础上通过逻辑分析、推理或者有限的实验可以得到的技术方案,皆应在由权利要求书所确定的保护范围内。
Claims (1)
1.一种9CrffMn模具钢的热处理工艺,其特征在于,包含以下步骤: (1)不完全退火:加热750-800°C,保温2-3h,后以15°C/h速度随炉冷却至450_500°C出炉,再空冷; (2)球化退火:加热780-800°C,670-720°C等温3_5h,后以10°C /h速度随炉冷却至450-500°C,再放入260-300硝盐浴等温2_3h,后出浴空冷; (3)淬火:预热650°C,再加热820-840°C,保温30_60min,油冷至室温; (4)回火:加热150-180°C,保温2-2.5h,炉冷,回火后残余奥氏体量将低于1% ; (5)调质:淬火:加热1050°C,20(TC油槽冷却; (6)回火:加热680~-700°C,保温60-80min后,炉冷至室温;(7)再淬火:加热温度800-820°C,油冷。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510048427.3A CN105986084A (zh) | 2015-01-30 | 2015-01-30 | 一种9CrWMn模具钢的热处理工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510048427.3A CN105986084A (zh) | 2015-01-30 | 2015-01-30 | 一种9CrWMn模具钢的热处理工艺 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN105986084A true CN105986084A (zh) | 2016-10-05 |
Family
ID=57036289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510048427.3A Pending CN105986084A (zh) | 2015-01-30 | 2015-01-30 | 一种9CrWMn模具钢的热处理工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105986084A (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109182699A (zh) * | 2018-09-30 | 2019-01-11 | 中山市东特模具钢材制品有限公司 | 一种模具钢材的加工工艺 |
CN112063814A (zh) * | 2020-09-08 | 2020-12-11 | 沈阳中金模具钢有限公司 | 一种CrWMn模具钢的真空热处理工艺 |
CN112853080A (zh) * | 2021-01-06 | 2021-05-28 | 人本股份有限公司 | 轴承钢热处理方法 |
-
2015
- 2015-01-30 CN CN201510048427.3A patent/CN105986084A/zh active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109182699A (zh) * | 2018-09-30 | 2019-01-11 | 中山市东特模具钢材制品有限公司 | 一种模具钢材的加工工艺 |
CN112063814A (zh) * | 2020-09-08 | 2020-12-11 | 沈阳中金模具钢有限公司 | 一种CrWMn模具钢的真空热处理工艺 |
CN112853080A (zh) * | 2021-01-06 | 2021-05-28 | 人本股份有限公司 | 轴承钢热处理方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104073814B (zh) | 一种高碳铬轴承钢的热处理工艺 | |
CN105755224B (zh) | 一种Cr12挤压无缝钢管的快速球化退火热处理工艺 | |
CN102534134A (zh) | 一种中碳轴承钢贝氏体等温淬火热处理工艺方法 | |
CN103849737A (zh) | 球墨铸铁热处理方法 | |
CN105986084A (zh) | 一种9CrWMn模具钢的热处理工艺 | |
CN102268609A (zh) | 一种超高强度高韧性钻杆管体及其热处理工艺 | |
CN105695703A (zh) | 一种模具钢热处理工艺 | |
CN105671251A (zh) | 一种高速钢热处理工艺 | |
CN102758068A (zh) | GCr15钢的热处理方法 | |
CN106854738A (zh) | 一种易切削塑料模具钢及其热处理方法 | |
CN105695700A (zh) | 一种模具钢的热处理工艺 | |
CN106756750B (zh) | 一种2Cr3WMoV材料齿轮锻件的热处理方法 | |
CN105986091A (zh) | 一种9SiCr钢热处理工艺 | |
CN106011682A (zh) | 高性能高耐腐蚀油管挂的材料及热处理方法 | |
CN105385828A (zh) | 无缝钢管的调质热处理方法 | |
CN108611469A (zh) | 一种锻钢支承辊的热处理方法 | |
CN103484619A (zh) | 一种GCr15轴承钢的热处理方法 | |
CN105603167A (zh) | 一种Cr12模具钢热处理工艺 | |
CN104404219A (zh) | 一种弹簧热处理方法 | |
CN103820623A (zh) | 一种42CrMoE活塞杆的热处理工艺 | |
CN107805696A (zh) | 一种弹簧热处理方法 | |
CN104894356A (zh) | 拖拉机曲轴的热处理工艺 | |
CN102719645B (zh) | 一种麻花钻热处理方法 | |
CN107779565A (zh) | 一种汽车变速齿轮热处理工艺 | |
CN106636572A (zh) | 一种金属件热处理工艺 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161005 |