The seamless pipe is produced as high additional value product.

无缝管担当起开发高技术高附加值产品的重任。

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Obvious economic and social benefit can be achieved by using ERW to substitute seamless pipe.

指出用ERW代替无缝钢管具有明显的社会效益与经济效益。

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The process design of seamless pipe hot upsetting-extruding method for making flange was introduced.

介绍了采用无缝钢管热镦挤法兰突缘的工艺设计。

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The Luxembourg-based company said that results in the third quarter were affected by a lower level of sales of seamless pipe products and higher production costs.

FORBES: Magazine Article

Companies that supply the drillers were also among the buys, including seamless pipe maker Tenaris S.A. (nyse: TS - news - people ).

FORBES: Gurus Drop Goldman, Grab Energy

Luxembourg-based Tenaris sells seamless steel pipe products to oil and gas companies.

FORBES: Magazine Article