标 准 号：JIS Z3313-2006简体中文标题：低碳钢、高强度钢和低温钢用气保护和自保护金属电弧焊用管状焊丝 繁体中文标题：低碳钢、高强度钢和低温钢用气保护和自保护金属电弧焊用管状焊丝 English Name：Flux cored wires for gas shielded and self-shielded metal arc welding of mild steel, high strength steel and low temperature service steel...