Seamless Steel Pipe

The seamless steel pipe is produced by the hot-rolled process and cold-drawn technology forming, the strength of hot-rolled seamless steel pipe is stronger than cold-drawn seamless steel pipe.
PRODUCT DESCRIPTION

Product Properties
The seamless steel pipe is produced by the hot-rolled process and cold-drawn technology forming, the strength of hot-rolled seamless steel pipe is stronger than cold-drawn seamless steel pipe.

Standard: GB

Steel grade: Q235, 10#, 20#, 35#, 45#, Q215, Q345, 12Cr1Mov, 15CrMo, 20Cr, 40Cr, 20CrMo, 35CrMo, 42CrMo, 40CrNiMo, GCr15, 9Cr18, 65Mn, 50Mn, 50Cr, 3Cr2W8V, 20CrMnTi , 5CrMnMo, 20G, 12Cr1MovG, 15CrMoG

Certification: ISO

Surface treatment: natural color

Technology: hot rolling, cold drawing, finishing rolling

Application: Steel pipes for transportation pipelines, engineering structures, thermal equipment, petrochemical industry, machinery manufacturing, geological drilling, high-pressure equipment, etc.;



Applications of seamless steel pipe
● Steam pipelines.

● Gas piping.

● Liquefied gas pipelines.

● Natural gas pipelines.

● Various pipelines for petroleum products.

● Pipelines for transporting various other gases or liquids.



Specific applications are as follows
1. Seamless steel pipe for structure (GB/T8162-2008) is a seamless steel pipe used for general structure and mechanical structure.

2. Seamless steel pipe for fluid transportation (GB/T12771-2008) is a general seamless steel pipe used to transport water, oil, gas and other fluids.

3. Seamless steel pipes for low and medium pressure boilers (GB/T3087-2008) are used to manufacture superheated steam pipes, boiling water pipes for low and medium pressure boilers of various structures, and superheated steam pipes, large smoke pipes, and small smoke pipes for locomotive boilers. High-quality carbon structural steel hot-rolled and cold-drawn (rolled) seamless steel pipes for arch brick pipes.

4. Seamless steel pipes for high-pressure boilers (GB5310-2008) are high-quality carbon steel, alloy steel and stainless heat-resistant steel seamless steel pipes for the heating surface of water-tube boilers with high pressure and above.

5. High-pressure seamless steel pipes for fertilizer equipment (GB6479-2000) are high-quality carbon structural steel and alloy steel seamless steel pipes suitable for chemical equipment and pipelines with a working temperature of -40 to 400®C and a working pressure of 10 to 30 Ma.

6. Seamless steel pipes for petroleum cracking (GB9948-2006) are seamless steel pipes suitable for furnace tubes, heat exchangers and pipelines in petroleum refineries.

7. Steel pipes for geological drilling (YB235-70) are steel pipes used for core drilling by geological departments. They can be divided into drill pipes, drill collars, core pipes, casing pipes and sedimentation pipes according to their uses.

8. Seamless steel pipes for diamond core drilling (GB/T3423-82) are seamless steel pipes for drill pipes, core rods, and casings used for diamond core drilling.

9. Petroleum drilling pipe (YB528-65) is a seamless steel pipe used for thickening inside or outside at both ends of oil drilling. Steel pipes are divided into two types: wired and non-wired. Wired pipes are connected by joints, and non-wired pipes are connected with tool joints by butt welding.

10. Carbon steel seamless steel pipes for ships (GB5312-2009) are carbon steel seamless steel pipes used in the manufacture of Class I pressure piping systems, Class II pressure piping systems, boilers and superheaters. The working temperature of the carbon steel seamless steel pipe wall does not exceed 450℃, and the working temperature of the alloy steel seamless steel pipe wall exceeds 450℃.

11. Seamless steel pipes for automobile axle sleeves (GB3088-82) are high-quality carbon structural steel and alloy structural steel hot-rolled seamless steel pipes used in the manufacture of automobile axle sleeves and drive axle tubes.

12. High-pressure oil pipes for diesel engines (GB3093-2002) are cold-drawn seamless steel pipes used in the manufacture of high-pressure pipes for diesel engine injection systems.



Xinnuoda Steel Supply as a professional seamless steel pipes manufacturer and supplier, can produce GB standard steel pipes to meet the needs of domestic buyers, and provide a wide range of international industrial standards such as ASTM, ANSI, and API, ASME to meet the needs of overseas customers.