API 5L X60 steel pipe/tube in oil, aerospace, chemical, electric power, boiler, military industry and other, industries has a wide range of USES of reason because good changes more on the mechanical properties of the alloy pipe.

JIS G3444 is the standard of carbon steel tubes for general structural purposes. JIS G3444 STK400 steel tube minimum tensile strength of 400MPa, yield strength of 235MPa.

A53 Grade B seamless round steel pipe Size: 1/2"-16" (DN15mm-406mm),Length: 5.8m-12m, A53 Grade B seamless round steel pipe, is widely used in kinds of industry and building areas all over the world.

We supply high quality ASME SA387 Gr 11 Class 2 and ASTM A387 Gr11 Class 2 chrome moly pressure vessel steel plates from various origin such as China.