
Seamless Steel Tubes For Pressure Purposes - Technical Delivery Conditions - Part 1: Non-alloy Steel With Specified Room Temperature Properties (pren 10216: Part 1)
出版:British Standards Institution

专家解读视频
Seamless Steel Tubes For Pressure Purposes - Technical Delivery Conditions - Part 1: Non-alloy Steel With Specified Room Temperature Properties (pren 10216: Part 1)
出版:British Standards Institution
专家解读视频