CN201129616Y - 复合螺纹钢 - Google Patents

复合螺纹钢 Download PDF

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Publication number
CN201129616Y
CN201129616Y CNU2007200946343U CN200720094634U CN201129616Y CN 201129616 Y CN201129616 Y CN 201129616Y CN U2007200946343 U CNU2007200946343 U CN U2007200946343U CN 200720094634 U CN200720094634 U CN 200720094634U CN 201129616 Y CN201129616 Y CN 201129616Y
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China
Prior art keywords
stainless steel
rod
steel pipe
carbon steel
carbon
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Expired - Fee Related
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CNU2007200946343U
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English (en)
Inventor
王子义
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Individual
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Individual
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Priority to CNU2007200946343U priority Critical patent/CN201129616Y/zh
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Publication of CN201129616Y publication Critical patent/CN201129616Y/zh
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Expired - Fee Related legal-status Critical Current

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Abstract

一种复合螺纹钢,属于金属材料制造技术领域,采用碳钢棒和不锈钢管构成,不锈钢管套在碳钢棒,碳钢棒和不锈钢管固定成一体,在不锈钢管外壁上开有螺纹槽。产品的加工方法是将内径略大于碳钢棒外径的不锈钢管套在碳钢棒上,通过压力使碳钢棒和不锈钢管固定成一体,然后在不锈钢管外壁上开有螺纹槽。由于碳钢棒被不锈钢管包围,解决了易断裂问题。本实用新型性能达到采用不锈钢材料制成的螺纹钢标准,造价低,生产工艺简单。

Description

复合螺纹钢
技术领域:
本实用新型属于金属材料制造技术领域,是一种螺纹钢。
背景技术:
现有的螺纹钢采用不锈钢材料制成,造价高,其它一些金属材料由于各自的特性,不适合制造螺纹钢,如碳钢具有一定的硬度,价格低,但材质柔性差。
发明内容:
本实用新型要解决的技术问题是公开一种能够降低产品造价的复合螺纹钢。
本实用新型解决技术问题的方案是采用碳钢棒和不锈钢管构成复合螺纹钢,不锈钢管套在碳钢棒,碳钢棒和不锈钢管固定成一体,在不锈钢管外壁上开有螺纹槽。产品的加工方法是将内径略大于碳钢棒外径的不锈钢管套在碳钢棒上,通过压力使碳钢棒和不锈钢管固定成一体,然后在不锈钢管外壁上开有螺纹槽。
由于碳钢棒被不锈钢管包围,解决了易断裂问题。
本实用新型性能达到采用不锈钢材料制成的螺纹钢标准,造价低,生产工艺简单。
附图说明:
附图为本实用新型剖视图。
具体实施方式:
本实用新型由碳钢棒1和不锈钢管2构成,碳钢棒1直径为二十毫米,不锈钢管2的内直径为二十毫米,外直径为二十五毫米,不锈钢管2套在碳钢棒1,碳钢棒1和不锈钢管2固定成一体,在不锈钢管2外壁上开有螺纹槽3。

Claims (1)

1. 一种复合螺纹钢,其特征在于:它由碳钢棒和不锈钢管构成,不锈钢管套在碳钢棒外,碳钢棒和不锈钢管固定成一体,在不锈钢管外壁上开有螺纹槽。
CNU2007200946343U 2007-11-21 2007-11-21 复合螺纹钢 Expired - Fee Related CN201129616Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200946343U CN201129616Y (zh) 2007-11-21 2007-11-21 复合螺纹钢

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200946343U CN201129616Y (zh) 2007-11-21 2007-11-21 复合螺纹钢

Publications (1)

Publication Number Publication Date
CN201129616Y true CN201129616Y (zh) 2008-10-08

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ID=40017464

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007200946343U Expired - Fee Related CN201129616Y (zh) 2007-11-21 2007-11-21 复合螺纹钢

Country Status (1)

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CN (1) CN201129616Y (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9005767B2 (en) 2009-10-22 2015-04-14 Cladinox International Limited Corrosion resistant metal products
CN108868007A (zh) * 2018-07-13 2018-11-23 广州广钢新材料股份有限公司 一种复合螺纹钢及其制备方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9005767B2 (en) 2009-10-22 2015-04-14 Cladinox International Limited Corrosion resistant metal products
CN108868007A (zh) * 2018-07-13 2018-11-23 广州广钢新材料股份有限公司 一种复合螺纹钢及其制备方法

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20081008

Termination date: 20131121