Carbon structure round bar | Q195 Q235A Q235B 10# 20#-55# S45CB |
Low alloy high strength round bar | Q345A/Q345C/Q345D Q345B Q345E |
Alloy structure round bar | SAE51B20 20Cr 40Cr 40CrV 20CrMo/30CrMo/35CrMo/42CrMo 20CrMoA/30CrMoA/35CrMoA/42CrMoA/42Cr ML20CrMo/ML30CrMo/ML35CrMo/ML42CrMo B7/SCM435-440 20MnTiB 20CrMnMo 20CrMoH 42CrMoH 40MnB/40MnBH 30Mn2-40Mn2 27SiMn 50CrVA 30CrMnTi |
Pinion steel | 20CrMnTi 20CrMnTiH 20CrMnTiHCS/20CrMnTiHLD Q20CrMnTi-1/Q20CrMnTi-2 |
Sucker rod | 20-35CrMoA |
Free-cutting steel | GT1215S |
Spring steel | 60Si2MnA 65Mn |
ball bearing steel | GCr15 |