| 1. | Handan precise seamless steel pipes co . , ltd 邯郸市精密无缝钢管有限公司! |
| 2. | Seamless steel pipe and tubing - methods for ultrasonic testing 无缝钢管超声波探伤检验方法 |
| 3. | Standard specification for welded and seamless steel pipe piles 焊接钢和无缝钢管桩的标准规范 |
| 4. | Thick walled cylinder by seamless steel pipe 无疑钢管式厚壁圆筒 |
| 5. | Seamless steel pipes for structural purposes 结构用无逢纲管 |
| 6. | Seamless steel pipes for liquid service 输送流体用无缝钢管 |
| 7. | Seamless steel pipe for geological drill in 地质钻探用管 |
| 8. | Standard specification for high - strength low - alloy welded and seamless steel pipe 高强度低合金焊接和无缝钢管的标准规范 |
| 9. | Supply & install of of 6 " , 8 " seamless steel pipe in crc tsing yi terminal in 2005 2005年于华润青衣油库供应及加装6 "及8 "的油喉。 |
| 10. | Permissive length of seamless steel pipe used as slings for lighting load and its bearing capacity 用无缝钢管作起重吊具的允许长度和承载能力 |