China's current seamless steel pipe standard

- Jan 17, 2019-

1. Current seamless steel pipe standard: 47 items in total: GB 25 items HB 3 items Special purpose 19 items; basic 2 items 45 items

2. Commonly used standards:

1 GB/T 2102-2006 Acceptance, packaging, marking and quality certificate for steel pipes.

2 GB/T 17395-2008 Seamless steel tube size, shape, weight and tolerance.

3 GB 5310-2008 Seamless steel tubes for high pressure boilers.

4 GB 9948-2013 Seamless steel pipe for petroleum cracking.

5 GB 6479-2013 Seamless steel pipe for high pressure fertilizer equipment.

6GB 18248-2008 Seamless steel tubes for gas cylinders.