ASTM-A860 Standard Specification for Wrought High-Strength Low-Alloy Steel Butt-Welding Fittings

2021-10-14 / 218.7KB

Download

ASTM-A815 锻造的高强度低合金钢对焊配件的标准规格

2021-10-14 / 190.18KB

Download

ASTM-A815 锻造的高强度低合金钢对焊配件的标准规格

2021-10-14 / 148.19KB

Download

ASTM-A694 高压传输设备用管法兰, 配件, 阀门及零件用碳素钢及合金钢锻件的标准规格

2021-10-14 / 493.55KB

Download