|
Standard |
20CrMnTi/20MnCr5G/18HGT |
|---|---|
|
Size Mm |
Round Bar dia 50-300mm Flat Bar:thickness:20-28 width:80-300 thickness:30-40 width:80-450 thickness:50-300 width:80-610 |
|
Description |
This steel has high performance of cementation steel ,high hardenability ,after carburizing and quenching has the appearance of rigidity and wear-resistant ,the diligency of corn.It also has higher low-temperature impact ductility ,medium weldability ,after normalizing has good machinability .It used to making the high-speed ,middle-speed or heavy lift of section <30mm , the important parts of concussion and attrition,such as gear, gear ring,the crosshead of gear shaft and so on . |
|
Chemical Composition |
C: 0.17-0.23 %; Si:0.17-0.37; Mn: 0.80-1.10%; Cr:1.00-1.30 %; Ti: 0.04-0.10%; |
