GB/T 36034-2018埋弧焊用高强钢实心焊丝、药芯焊丝和焊丝-焊剂组合分类要求国家标准
英文:Solid wire electrodes, tubular cored electrodes and electrode/flux combinations for submerged arc welding of high str...
英文:Solid wire electrodes, tubular cored electrodes and electrode/flux combinations for submerged arc welding of high str...