What is the equivalent material of 17Mn14 seamless steel pipe?

17Mn14 seamless steel pipe can be replaced by 16Mn seamless steel pipe, which is a low alloy high strength structural steel.

The carbon content of 17Mn14 seamless steel pipe is 0.1% - 0.25%, and the main alloying elements such as manganese, silicon, vanadium, niobium and titanium are added; the total alloy content of 17Mn14 seamless steel pipe is less than 3%. According to the strength, it can be divided into four levels: 300, 350, 400 and 450 MPa.