Domestic standards

Seamless steel pipe for structure

Standard No.: GB/T8162-2018

Use: Seamless steel pipe for general structure and mechanical structure.

Seamless steel pipe for conveying fluid

Standard No.: GB/T8163-2018

Application: general seamless steel pipe for conveying water, oil, gas and other fluids.

Seamless steel pipe for boiler

Standard No.: GB3087-2013

Uses: hot-rolled and cold-drawn (rolled) seamless steel pipes of high-quality carbon structural steel for manufacturing superheated steam pipes, boiling water pipes for low and medium-pressure boilers of various structures, superheated steam pipes for boilers of locomotives and arch brick pipes.

Seamless steel pipe for high pressure boiler

Standard No.: GB5310-2013 (ST45.8-Ⅲ)

Uses: Seamless steel pipes of high quality carbon steel, alloy steel and stainless heat-resistant steel used for manufacturing the heating surface of water pipe boilers of high pressure and above pressure.

High pressure seamless steel pipe for fertiliser equipment

Standard No.: GB6479-2017

Use: High quality carbon structural steel and alloy steel seamless steel pipe for chemical equipment and pipelines with working temperature of -40~400℃ and working pressure of 10~30Ma.

Seamless steel pipe for geological drilling

Standard No.: YB235-70

Use: Steel pipes for geological departments to carry out core drilling, according to the use can be divided into drill pipes, drill collars, core pipes, casing and precipitation pipes.

Seamless steel pipe for oil cracking

Standard No.: GB9948-2013

Use: Seamless steel pipe for furnace pipe, heat exchanger and pipeline of petroleum refinery.

Seamless Steel Pipe for Automobile Half Shaft

Standard No.: GB3088-2008

Application: Seamless steel pipe for automobile half shaft.

Seamless steel pipe for ships

Standard No.: GB5312-2008

Application: Seamless steel pipe for shipbuilding.

Cold-drawn and cold-rolled precision seamless steel pipe

Standard No.: GB3639-2008

Application: Cold-drawn or cold-rolled seamless steel tubes for precision mechanical components.

International Standard

American Standard

Standard No.: ASTMA213

Use: For petroleum, chemical, electric power, boiler industry with high temperature, low temperature, corrosion-resistant seamless steel pipe.

Japanese Standard

Standard No.: JISG3459

Use: Apply to petroleum, chemical, electric power, boiler industry with high temperature, low temperature, corrosion-resistant seamless steel pipe.

German Standard

Standard No.: DIN17458

Application: Seamless steel pipe for petroleum, chemical, electric power and boiler industries with high temperature resistance, low temperature resistance and corrosion resistance.

The above standards cover the application of seamless steel tubes in different fields and ensure the quality and safety of the products. When selecting and using seamless steel pipes, you should refer to the corresponding executive standards according to the specific application scenarios and requirements.