Click image to view full size image
| 1 | C | Si | Mn | Cr | Ni | P | S | CU |
| 40Cr | 0.37~0.44 | 0.17~0.37 | 0.50~0.80 | 0.80~1.10 | ≤0.030 | ≤0.035 | ≤0.035 | ≤0.030 |
Manufacture precedure:
Raw material--cutting--straightening--grinding 3 times--straightening--polishing--chorme plating---polishing--products
Straightness:<0.2mm/m
Tolerance on diameter: ISO f7
Quality: half of the tolerance f7
Test in natural salt spray according to ASTM B 117-36 hours
We can manufacture according to your drawing.
Package:seperate packed in paper sleeve seperately,also can add box as below:
only in paper sleeve
then bundle
induction hardened chrome plated steel CK45 or alloy round shaft
