Usage of Steel Pipe

1. GB1479-2000 (high pressure seamless steel pipe for chemical fertilizer equipments), mainly for fertilizer equipment for the transmission fluid temperature and high pressure piping
   2. GB/T8713-1988 (hydraulic and pneumatic cylinder with precision diameter seamless steel tubes), mainly for the production of hydraulic and pneumatic cylinder with a diameter size with precision cold drawn or cold-rolled seamless steel tubes.
   3. GB9948-1988 (petroleum cracking), mainly for the oil refinery's boilers, heat exchangers and pipes conveying fluid.
   4. GB/T17396-1998 (hot-rolled seamless steel hydraulic prop), mainly for the production of coal mine hydraulic support cylinders, columns, and other hydraulic cylinders, cylinder.
   5. GB/T8163-1999 (steel tubes), mainly for projects and major equipment for the transmission fluid conduit
   6. GB3087-1999 (low and medium pressure boiler seamless pipe), mainly used in industrial boilers and boiler life low pressure fluid transportation pipeline.
   7. GB/T3639-1983 (cold drawn or cold rolled precision seamless steel tubes), mainly used for mechanical structure, carbon pressure equipment, requiring high dimensional accuracy, surface finish of a good pipe
Above standard is China standard,our China Zhonghai Steel Pipe can also produce API 5L X46 Carbon Steel Pipe,steel pipe,carbon steel pipe,ASTM A53 steel pipe,for more details,pls see

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