Hot-rolled seamless steel pipe

Supply of hot-rolled seamless steel pipe 1 structure seamless pipe (GB/T8162-2008) is used for general structural and mechanical structure of the seamless tube.
 
2 fluid seamless pipe (GB/T8163-2008) is used for conveying water, oil, gas and other fluids generally seamless.
 
3 low and medium pressure boiler seamless pipe (GB3087-2008) is used in the manufacture of various structural low and medium pressure boiler superheated steam pipes, boiling water pipes and superheated steam locomotive boiler tubes, opium pipe, small pipe and brick arch effective high-quality carbon structural steel hot-rolled and cold drawn (rolled) seamless.
 
4 high-pressure boiler seamless pipe (GB5310-2008) is used to manufacture high-pressure and more pressure water tube boiler heating surface with high-quality carbon steel, alloy steel and heat-resistant stainless steel seamless pipe.
 
5 high-pressure seamless pipe for chemical fertilizer equipments (GB6479-2000) is applied to the operating temperature of -40 ~ 400 ℃, working pressure of 10 ~ 30Ma of chemical equipment and pipeline quality carbon structural steel and alloy steel seamless pipe.
 
6. Petroleum Cracking Seamless (GB9948-2006) is applied to the oil refinery furnace tubes, heat exchangers and pipe seamless.
 
7. Geological Drilling Pipe (YB235-70) is a geological department for the use of steel core drilling, use can be divided into the drill pipe, drill collar, core pipe, casing and precipitation tubes.
 
8 diamond core drilling seamless pipe (GB3423-82) for diamond core drilling drill, core rod, seamless pipe casing.