Thirty years development of stainless steel tube standard in China

August 30th

In the past 30 years, China's stainless steel pipe production technology has made considerable progress in production, improve the quality of varieties, expanding standards further improved. Therefore, the special organization China Stainless steel tube 30 years "series reported to readers.

Development process of stainless steel seamless steel tube standard in China

30 years of development of China's stainless steel tube, Stainless steel tube standard in our country has been fully reflected. The first national standard Stainless steel tube is GB/T 2270-1980< stainless steel seamless pipe > released 30 years ago, it has not been before the end of the stainless steel pipe national standards available, can only use metallurgical industry standard national situation.  Standard Specification greatly and promote the stainless steel seamless steel pipe manufacturing industry development, involving 19 stainless steel grades in the standard, including 12 grade austenitic stainless steel. This standard was used for more than a decade until it was replaced by the twp recommend national standards of GB/T 14975-1994 <stainless steel seamless steel tube> and GB/T 14976-1994 <seamless steel tubes for fluid delivery>. Can be seen from the name of the standard, national standard of Stainless steel tube started from a single, doesn’t distinguish between USES, application areas of a universal standard, to develop in the direction of the standard according to the different USES.

Keyword: development of Stainless steel tube standard, seamless tube.