1. Structural Seamless Steel Tube (GB/T8162-1999) is used for general structural and mechanical structure seamless steel tube.
2. Seamless steel tubes for fluid transportation (GB/T8163-1999) is used for conveying water, oil, gas and other fluids generally seamless.
3. Low and medium pressure boiler seamless pipe (GB3087-1999) 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 useful high-quality carbon structural steel hot-rolled and cold drawn (rolled) seamless.
4. High-pressure boiler seamless pipe (GB5310-1995) is used to manufacture high-pressure and more pressure on the water boiler heating surface with high-quality carbon steel, alloy steel and heat-resistant stainless steel seamless pipe.
5. Fertilizer equipment high pressure seamless steel pipe (GB6479-2000) is applicable to operating temperature -40 ~ 400 ℃, working pressure of 10 ~ 30Ma of chemical equipment and pipeline quality carbon structural steel and alloy steel seamless steel tubes.
6. Petroleum Cracking Seamless Steel Tubes (GB9948-88) is applied to the oil refinery furnace tubes, heat exchangers and seamless steel pipe.
7. Geological Drilling Pipe (YB235-70) is for the use of the geological department of the steel core drilling, can be divided by use of drill pipe, drill collars, cores, sleeves and precipitation tubes.
8. Diamond core drilling Seamless (GB3423-82) for diamond core drilling drill, core rods, seamless steel casing.
9. Oil drilling pipe (YB528-65) is used to thicken the oil drilling within or outside the thick ends of the seamless steel tubes. Steel wire and non-sub-car wire two car, car connector wire useful links, not threading methods and tools useful butt joint connection.
7. Geological Drilling Pipe (YB235-70) is for the use of the geological department of the steel core drilling, can be divided by use of drill pipe, drill collars, cores, sleeves and precipitation tubes.
8. Diamond core drilling Seamless (GB3423-82) for diamond core drilling drill, core rods, seamless steel casing.
9. Oil drilling pipe (YB528-65) is used to thicken the oil drilling within or outside the thick ends of the seamless steel tubes. Steel wire and non-sub-car wire two car, car connector wire useful links, not threading methods and tools useful butt joint connection.
10. Ship carbon steel seamless pipe (GB5213-85) is the manufacture of pressure vessels piping grade I, Ⅱ grade pressure piping, boilers and Superheater carbon steel seamless pipe. Carbon steel seamless pipe wall temperature does not exceed 450 ℃, alloy steel seamless steel pipe wall temperatures in excess of 450 ℃.
11. Automobile axle casing seamless pipe (GB3088-82) is the manufacture of vehicle axle and drive axle housing tube axis useful high-quality carbon structural steel and alloy steel hot-rolled seamless steel tubes.
12. Diesel high pressure oil pipe (GB3093-2002) is to create high-pressure diesel engine injection system useful in the cold drawn seamless steel tubes.
13. Hydraulic and pneumatic cylinder seamless steel with precision internal diameter (GB8713-88) is a manufacturer of hydraulic and pneumatic cylinder with a diameter size with precision cold drawn or cold rolled precision seamless steel tubes.
14. Drawn or cold rolled precision seamless steel pipe (GB3639-2000) is used for mechanical structure, hydraulic equipment, high dimensional accuracy and surface finish of a good cold-drawn or cold rolled precision seamless steel tubes.
Use precision seamless steel pipe manufacturing equipment, mechanical or hydraulic structure can be significant savings in machining time while improving material utilization, and help to improve product quality.
15. Stainless steel seamless tubes (GB/T14975-2002) is widely used in chemical, petroleum, textile, medical, food, machinery and other industries, corrosion-resistant pipe and structural parts and components made of hot rolled stainless steel ( extrusion, expansion) and cold drawn (rolled) seamless.