WUXI EAST AI MACHINERY CO., LTD

1. Material: CK45, 4140, 4340, JIS45C, 40Cr, 20MnV6, 42CrMo, SS431, SS430, Duplex2205, Stainless Steel304/316, ect.
2. Diameter: 6-500mm
3. Length: max 13m
4. Chrome thickness: 20micron ( min )
5. Hardness of the chrome layer: 800HV ( min )
6. Roughness: Ra ≤ 0.2u
7. Straightness: ≤ 0.2/1000
8. Diameter Tolerance: ISO f7
9. Roundness: the deviation of roundness is 50% of the diameter tolerance at the most
10. packing: Anti rust oil to be spread on rod surface and each rod to be packed in paper roll and then in wooden case