| 1. | Aluminium and aluminium alloy butt - welding pipe fittings 铝及铝合金对焊接管接头 |
| 2. | A research for the residual stresses in welded pipes 焊管的残余应力测试与研究 |
| 3. | Specification for nickel - alloy uns n06625 and n08825 welded pipe 镍合金焊接管规范 |
| 4. | 21 mpa slip - on welding pipe flanges for hydraulic use 21 mpa液压用平焊管法兰 |
| 5. | Aluminium and aluminium alloy welded pipes and tubes 铝和铝合金焊接管和管件 |
| 6. | Standard specification for uns n08367 welded pipe Uns no8367焊接管标准规范 |
| 7. | Steel butt - welding pipe fittings for ordinary use 一般用途的钢制对焊管配件 |
| 8. | Specification for nickel - iron - chromium silicon - alloy welded pipe 镍铁铬硅合金焊接管规范 |
| 9. | Steel butt - welding pipe fittings ; technical delivery conditions 对焊管接头.交付技术状态 |
| 10. | 1 steel butt - welding pipe fittings for ordinary use amendment 1 一般用途的钢制对焊管接头 |