Standard:
YB/T 5035 Standard of China metallurgical Industry
GB/T 8162 China National Standard
MAL 010 Baosteel Delivery Technical Requirement
Uses:
For manufacturing auto axle and housing
Dimension???Outside diameter 10mm~1422.0mm; Wallthickness 0.25mm~40mm

Grade: 45, 45Mn2, 25MnCr, 20Mn2