ASTM A749/A749M-2014 热轧高强度低合金碳素钢带通用要求规格

tag：发布日期： 2020-03-26

　　ASTM A749/A749M-2014

　　中文名称：热轧高强度低合金碳素钢带通用要求规格

　　英文名称：Standard Specification for Steel, Strip, Carbon and High-Strength, Low-Alloy, Hot-Rolled, General Requirements for

　　原文名称：Standard Specification for Steel, Strip, Carbon and High-Strength, Low-Alloy, Hot-Rolled, General Requirements for

　　范围：This specification covers the general requirements for hot-rolled steel strip in coils and cut lengths. It applies to carbon steel and high-strength, low-alloy steel furnished as hot-rolled. Hot-rolled material shall be furnished hot-rolled, not annealed, or pickled. The chemical composition shall be in accordance with the applicable product specification. Where the material is used for fabrication by welding, care must be exercised in the selection of chemical composition or mechanical properties to ensure compatibility with the welding process and its effect on altering the properties. A heat analysis shall be conducted to determine the percentage of elements specified or restricted by the applicable specification. The specimens shall be subjected to bend and tension tests.

　　发布日期：2014-05-01

　　实施日期：2014-05-01

　　标准组织：美国试验与材料协会标准(ASTM)

　　ICS分类号：(77.140.50)扁平钢和半成品

　　中国标准分类号：(H46)钢板、钢带

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