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HIGH-STRENGTH, LOW-ALLOY STEEL FOR SEAMLESS PIPES WITH OUTSTANDING WELDABILITY AND CORROSION RESISTANCE

机译：高强度，低合金钢，用于无缝管，具有出色的可焊性和耐腐蚀性

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摘要

A high-strength steel and a high-strength, weldable steel pipe. The invention relates to a high-strength steel and to a high-strength, weldable steel pipe. The high-strength, low-alloy steel for seamless steel pipes with outstanding weldability and resistance to stress corrosion cracking with a minimum yield strength of 620 MPa and a tensile strength of at least 690 MPa is characterized by the composition indicated in claim 1.

机译：高强度钢和高强度可焊接钢管。高强度钢管和高强度可焊接钢管技术领域本发明涉及高强度钢管和高强度可焊接钢管。权利要求1中所述的组成，其特征在于，无缝钢管用的高强度低合金钢具有优异的可焊性和抗应力腐蚀开裂性，其最小屈服强度为620 MPa，拉伸强度至少为690 MPa。

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公开/公告号EP2245201B1

专利类型
公开/公告日2017-09-13

原文格式PDF
申请/专利权人 VALLOUREC DEUTSCHLAND GMBH;
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申请/专利号EP20090716073
发明设计人 SCHMIDT TANJA;SCHNEIDER ANDRÉ;WINTERMANN CHRISTINA;
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申请日2009-02-02
分类号C22C38/08;C22C38/16;C22C38/04;C22C38/02;C22C38/06;C22C38/12;C22C38/14;
国家 EP
入库时间 2022-08-21 14:07:10

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