Chemical Composition and Machine Function of 42CrMo

1)     The chemical composition of the material：

2)     Microstructure

3)     Machine function:

Central roued piece of rough mechanical properties

Slewing Bearing  Parts:

l  Isolation Block:      Material  PA1010Resin

l  Seal Ring:          Material  NBR( nitrile rubber buna)

l  Steel Ball:          Material  GCr15

l  Lubrication grease:  No.2 EP grease (GB7324-1994)