SM490A: 对应标准: JIS G 3106-2008 焊接结构用轧钢料 Rolled steels for welded structure: 归类: 碳钢

This page cover the SM490A steel grades Mechanical Properties, Chemical Element, Cross Reference of SM490A Materials,

SM490A: 对应标准: Q/ASB 271-2017 结构用热连轧钢板和钢带(JIS G 3101、JIS G 3106、JIS G 3132、JIS G 4051，MOD) Hot-rolled steel plates and strips for structural use: 品牌/供货源

规格：厚度8-360mm， 宽度1500mm-4000mm，长度5000mm-18000mm；交货状态：热轧/控轧/正火/正火轧制；厚度方向性能：Z15/Z25/Z35；探伤等级：Ⅰ/Ⅱ/Ⅲ级. 注：数据仅供参考！ 如有疑问，请填写"我要纠错"！

This page is mainly introduced the SM490A Datasheet, including chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc.

Carbon Steel SM490A，及该型号钢材的基本信息、化学元素成分、机械性能、力学性能、热处理温度、同等型号参照表等。

sm490a: 對應标準: q/asb 320-2017 焊接結構用熱軋鋼闆（ji s） 品牌/供貨源

- The minimum yield strength of SM490A steel is 325 MPa, which is comparable to the minimum yield strength of ASTM A572 Grade 50. - Both materials have good tensile strength properties, with SM490A typically ranging from 490-610 MPa and ASTM A572 Grade 50 having a minimum tensile strength of 450 MPa.

sm490a 為工業界常用之銲接結構用軋延鋼，添加少量 鈮(Niobium)合金元素，透過控制軋延的技術而得到的均勻 細晶，且具有析出強化特性，為銲接結構用鋼中的重要鋼

Mechanical properties of grade SM490A; Proof strength R p0.2 (MPa) Tensile strength R m (MPa) Impact energy KV (J) Elongation at fracture A (%) Reduction in cross section on fracture Z (%) As-Heat-Treated Condition Brinell hardness (HBW) 482 (≥) 865 (≥) 11: 14: 43: Solution and Aging, Annealing, Ausaging, Q+T,etc: 223: Physical properties ...