♦Standard

YB/T5035-2010

♦Application

High-quality carbon structural steel,alloy structural steel,hot-rolled seamless steel tubes for the manufacturing of automobile semi-axis casing and drive axle housings

♦Grade

45、 45Mn2、40MnB 、 40Cr、 20CrNi3A

♦Size

67mm-121mm*7mm-28.5mm

Chemical composition requirements

Mechanical properties