Q345B seamless steel pipe has been widely used in vehicles, ships, pressure vessels, etc. Because Q345B seamless steel pipe has good comprehensive mechanical properties, low temperature performance and good weldability, Q345B seamless steel pipe has also

Q345E steel pipe belongs to the steel grade in GB/T 6479-2013 "Seamless steel pipe for high-pressure fertilizer equipment". It is based on 16Mn series alloy steel added with some trace elements such as vanadium, titanium and niobium to refine the grain,

ASTM A106 Gr.B seamless steel pipe is a widely used low-carbon steel, which is widely used in petroleum, chemical, and boiler industries. This material has good mechanical properties. ASTM A106 Gr.B seamless steel pipe is equivalent to 20 steel seamless s

A335 P22 alloy steel pipe is a grade in the American Standard ASTM A335 alloy seamless steel pipe standard. It is a high temperature ferritic steel with molybdenum complex for boilers and superheaters of 2.25Cr-Mo. In 1985, my country transplanted A335 P2