CN1040778C - 一种钢管穿孔顶头材料 - Google Patents
一种钢管穿孔顶头材料 Download PDFInfo
- Publication number
- CN1040778C CN1040778C CN 95103855 CN95103855A CN1040778C CN 1040778 C CN1040778 C CN 1040778C CN 95103855 CN95103855 CN 95103855 CN 95103855 A CN95103855 A CN 95103855A CN 1040778 C CN1040778 C CN 1040778C
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- Prior art keywords
- steel
- alloy
- present
- hardness
- steel pipe
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- Expired - Fee Related
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- Heat Treatment Of Steel (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Abstract
Description
室温 | 300℃ | 400℃ | 500℃ | 600℃ | |
本发明30CrNi320CrNiWH13 | 366.3259334465 | 341236.7302.3470 | 331231.7299.7435 | 318.3214.7279.3390 | 290187.7234.3300 |
成份(wt%) | 使用寿命提高比例(%) | ||||||||||
C | Si | Mn | Ni | Cr | Mo | W | V | Ti | |||
本发明 | 1 | 0.40 | 0.8 | 0.8 | 1.2 | 1.0 | 0.1 | 0.5 | 0.05 | 150 | |
2 | 0.20 | 1.0 | 0.8 | 1.9 | 1.0 | 0.3 | 0.5 | 0.5 | 320 | ||
3 | 0.20 | 1.5 | 0.4 | 1.0 | 3.1 | 0.3 | 0.8 | 350 | |||
4 | 0.25 | 1.0 | 1.0 | 2.4 | 3.5 | 0.5 | 0.5 | 0.3 | 400 | ||
5 | 0.32 | 1.0 | 0.5 | 2.5 | 3.8 | 0.3 | 0.2 | 450 | |||
6 | 0.22 | 1.4 | 0.6 | 2.5 | 2.2 | 0.4 | 0.4 | 420 | |||
7 | 0.27 | 0.6 | 0.6 | 0.8 | 2.5 | 0.5 | 0.5 | 0.7 | 370 | ||
8 | 0.24 | 0.7 | 0.6 | 2.4 | 2.5 | 0.5 | 0.4 | 0.2 | 440 | ||
9 | 0.25 | 1.1 | 0.5 | 1.5 | 2.0 | 0.3 | 0.3 | 440 | |||
10 | 0.10 | 1.1 | 0.8 | 1.0 | 2.0 | 0.3 | 0.2 | 200 | |||
比较例 | 0.30 | 0.27 | 0.45 | 2.95 | 0.75 |
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 95103855 CN1040778C (zh) | 1995-04-19 | 1995-04-19 | 一种钢管穿孔顶头材料 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 95103855 CN1040778C (zh) | 1995-04-19 | 1995-04-19 | 一种钢管穿孔顶头材料 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1112165A CN1112165A (zh) | 1995-11-22 |
CN1040778C true CN1040778C (zh) | 1998-11-18 |
Family
ID=5074873
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 95103855 Expired - Fee Related CN1040778C (zh) | 1995-04-19 | 1995-04-19 | 一种钢管穿孔顶头材料 |
Country Status (1)
Country | Link |
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CN (1) | CN1040778C (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101391265B (zh) * | 2008-10-31 | 2010-06-16 | 吉林大学 | 一种无缝钢管机顶头用的钢基复合材料及其制备方法 |
CN102965590B (zh) * | 2012-11-20 | 2015-12-09 | 江苏高博智融科技有限公司 | 一种改性硬质合金及其制备 |
CN103849821A (zh) * | 2012-12-05 | 2014-06-11 | 江苏南山冶金机械制造有限公司 | 高合金钢含钴顶头 |
CN103451551B (zh) * | 2013-08-30 | 2015-07-01 | 北京工业大学 | 一种耐高温磨蚀铸钢穿孔机顶头的制备方法 |
JP6385195B2 (ja) * | 2014-08-19 | 2018-09-05 | 新報国製鉄株式会社 | シームレスパイプ製造用ピアサープラグ |
CN104325259A (zh) * | 2014-08-29 | 2015-02-04 | 南通市嘉业机械制造有限公司 | 一种无缝钢管穿孔顶头的制造方法 |
CN104233100B (zh) * | 2014-08-29 | 2016-08-17 | 南通市嘉业机械制造有限公司 | 一种无缝钢管穿孔顶头 |
CN105798063A (zh) * | 2016-06-03 | 2016-07-27 | 江苏南山冶金机械制造有限公司 | 一种穿孔顶头 |
CN109487170B (zh) * | 2017-09-13 | 2020-11-17 | 宝山钢铁股份有限公司 | 一种高穿孔寿命的顶头及其制造方法 |
CN110918842A (zh) * | 2019-11-28 | 2020-03-27 | 衡阳鸿宇机械制造有限公司 | 一种采用35CrMo作为顶头材料制备普通无缝钢级钢管的工艺 |
-
1995
- 1995-04-19 CN CN 95103855 patent/CN1040778C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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CN1112165A (zh) | 1995-11-22 |
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Owner name: BAOSHAN IRON & STEEL CO., LTD. Free format text: FORMER NAME OR ADDRESS: SHANGHAI BAO STEEL GROUP IRON AND STEEL CO LTD Owner name: SHANGHAI BAO STEEL GROUP IRON AND STEEL CO LTD Free format text: FORMER NAME OR ADDRESS: BAOSHAN STEEL GROUP IRON AND STEEL CO LTD |
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Address after: 201900, Fujin Road, Shanghai, Baoshan District orchard Patentee after: BAOSHAN IRON & STEEL Co.,Ltd. Address before: 200122 No. 370 Pu circuit, Shanghai, Pudong New Area Patentee before: BAOSHAN IRON & STEEL CO.,LTD. Address after: 200122 No. 370 Pu circuit, Shanghai, Pudong New Area Patentee after: BAOSHAN IRON & STEEL CO.,LTD. Address before: 201900 No. 1, Middle Road, Baoshan District, Shanghai Patentee before: Baosteel Group Corporation |
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C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |