CN2240092Y - 不锈钢复合钢管 - Google Patents

不锈钢复合钢管 Download PDF

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Publication number
CN2240092Y
CN2240092Y CN 95243996 CN95243996U CN2240092Y CN 2240092 Y CN2240092 Y CN 2240092Y CN 95243996 CN95243996 CN 95243996 CN 95243996 U CN95243996 U CN 95243996U CN 2240092 Y CN2240092 Y CN 2240092Y
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stainless steel
steel pipe
utility
model
pipe
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Expired - Fee Related
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CN 95243996
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English (en)
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府正义
娄水云
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Individual
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Abstract

本实用新型公开了一种不锈钢复合钢管,其特征在于内层为不锈钢管、外层为碳素钢管,套装后经冷拔或扩拔成复合钢管。本实用新型能代替不锈钢管,既能耐腐蚀、耐高温又能承压、弥补了碳素钢管及非金属管的使用局限性。

Description

不锈钢复合钢管
本实用新型公开了一种复合型钢管,具体说是一种不锈钢复合钢管。
化工、石油、轻工、印染、医药等行业中所使用的管道,需要具有抗腐性。目前使用的普通碳素钢和非金属管,虽然比较经济,但抗腐性差,维修工作量大。理想的抗腐管道是不锈钢管,但投资造价昂贵。
本实用新型的目的在于提供一种节约建设投资,具有既能耐腐蚀、耐高温又能承压的不锈钢复合钢管。
为了实现上述目的,本实用新型采用如下技术方案:一种不锈钢复合钢管,其特征是由内管和外管组成。
本实用新型积极效果在于,复合钢管能代替不锈钢管,既能耐腐蚀、耐高温又能承压、弥补了碳素钢管及非金属管的使用局限性。复合钢管的售价仅为不锈钢管的二分之一左右,减少不锈钢用量,节省投资造价,提高社会经济效益。
以下结合附图对本实用新型作详细说明。
图1是本实用新型一种较佳实施例结构示意图;
图2是图1实施例的轴向剖视图;
图3是本实用新型另一种实施例管端口的结构示意图;
图4是本实用新型再一种实施例管端口的结构示意图。
如图1、图2、图3、图4所示,本实用新型外层用无缝碳素钢管1与内层的薄壁不锈钢管2,经特殊清洗处理,套装后经冷拔机冷拔或扩拔复合。复合管再整形、机加工而成。根据要求碳素钢可用A3型或10#、20#等钢号。不锈钢管包括各种不同型号。本实用新型管端加工成内管外翻3,或内外管平口4,或内管突出于外管5,便于接管焊接。本实用新型可适用于化工、石油、轻工、印染、医药等行业一切不锈钢管用管道。

Claims (2)

1.一种不锈钢复合钢管,其特征是由内管和外管组成。
2.根据权利要求1所述的不锈钢复合钢管,其特征在于:内层为不锈钢管、外层为碳素钢管。
CN 95243996 1995-05-17 1995-05-17 不锈钢复合钢管 Expired - Fee Related CN2240092Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 95243996 CN2240092Y (zh) 1995-05-17 1995-05-17 不锈钢复合钢管

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 95243996 CN2240092Y (zh) 1995-05-17 1995-05-17 不锈钢复合钢管

Publications (1)

Publication Number Publication Date
CN2240092Y true CN2240092Y (zh) 1996-11-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 95243996 Expired - Fee Related CN2240092Y (zh) 1995-05-17 1995-05-17 不锈钢复合钢管

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CN (1) CN2240092Y (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101745577B (zh) * 2008-12-17 2012-06-20 北京有色金属研究总院 一种碳钢内衬不锈钢复合管旋压加工方法
CN107218833A (zh) * 2017-05-25 2017-09-29 合肥皖化电泵有限公司 一种bcp泵热交换器用导管

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101745577B (zh) * 2008-12-17 2012-06-20 北京有色金属研究总院 一种碳钢内衬不锈钢复合管旋压加工方法
CN107218833A (zh) * 2017-05-25 2017-09-29 合肥皖化电泵有限公司 一种bcp泵热交换器用导管

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