大口径无缝钢管

大口径无缝钢管轧管机顶头的喷焊

Hardfacing plugs for large rolled seamless steel pipe

大口径无缝钢管的工艺研究

Study on Technology of Heavy Calibre Seamless Tube

随着现代工业的发展，高强度大口径无缝钢管的需求量越来越多，而且对高强度大口径无缝钢管的质量要求越来越高。

With the development of modern industry , more and more are demanding for high strength large diameter seamless steel pipe , and increasingly high quality requirements of high strength large diameter seamless steel pipe .

对锅炉、电站用大口径厚壁无缝钢管的超声检测中若干问题进行了探讨，包括探头声压分布、K值及钢管曲率影响等。

Some problems in automatic ultrasonic inspection of the large diameter thick-wall steel seamless tubes for boilers and power plants are discussed including sound distribution , K value and tube curvature effect on inspection , etc.

大口径厚壁无缝钢管超声检测若干问题研究

A discussion on problems in ultrasonic inspection of large diameter thick-wall steel seamless tubes

锻造镗孔技术在大口径厚壁无缝钢管生产中的应用

The Application of the Boring Process in Producing the Big Calibre and Heavy Wall Seamless Steel Pipe

太原钢铁集团公司和成都无缝钢管公司双方利用各自装备优势，通过合作解决了生产大口径不锈钢冷拔无缝钢管的关键&大型不锈钢管坯和热穿孔。

Used each superior equipment and both solved the key of large-sized stainless steel cold-drawn seamless tube-large-sized stainless tube blank and hot-piercing by Taiyuan I & S Co. Ltd. and Chengdu seamless steel tube Co.

作者根据自己多年来对高压锅炉钢管研究的经验，提出了加速大口径高压厚壁无缝钢管国产化进程的看法和建议。

Based on his study for years on these problems , the author gives a proposal of how to speed up the manufacturing of the high pressure boiler tubes and steam pipes in China .