结构钢管|坦桑尼亚标准|TZS 154: 1982
TZS 154: 1982
Steel tubes for structural purposes – Specification
Covers the requirements for high frequency induction welded (HFW) plain carbon steel tubes (of sizes up to 225mm nominal bore) for structural purposes
钢管结构
涵盖用于结构用途的高频感应焊接(HFW)普通碳素钢管(尺寸最大为225mm标称孔)的要求