他们采用了新的制钢工艺。

They adopted a new process for making steel.

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金属钛产品的主要生产厂有神户制钢、住友金属和新日铁公司。

And the major titanium product suppliers are Kobe Steel, Sumitomo Metal and NSC.

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工业管道系统。锻制钢法兰和套圈。材料。机械性能。制造。试验。

Industrial pipeworks. Forged steel flanges and collars. Materials. Mechanical properties. Fabrication. Tests.

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