Hard Polished Hydraulic Cylinder Piston Rod
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- Supplier: Tianjin Huanyu Hengtong Stainless Steel Trading Co. Ltd.
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Product Overview
Description
Hard Polished Hydraulic Cylinder Piston Rod
Description
- Material: CK45, SAE1045, 4140, 4340, JIS45C, 40Cr, 42CrMo
- Diameter: Φ 6-500 mm
- Length: max 16m
- Chrome layer: 20 micron (min)
- Hardness of the chrome layer: 800HV-1150HV
- Roughness: Ra ≤0.2u
- Straightness: ≤ 0.2/1000
- Diameter tolerance: ISO f7
- Roundness: the deviation of roundness is 50% of the diameter tolerance at the most.
- Supply condition: Hard chrome plated/ Hardened and tempered/ Induction hardened
- Packing: Anti rust oil to be spread on rod surface and each rod to be packed in paper roll and then in wooden case.
Chemical Composition:
Material | C% | Mn% | Si% | S% | P% | V% | Cr% |
Ck45 | 0.42-0.50 | 0.50-0.80 | 0.04 | 0.035 | 0.035 |
|
|
ST52 | 0.22 | 1.6 | 0.55 | 0.035 | 0.04 |
|
|
20MnV6 | 0.16-0.22 | 1.30-1.70 | 0.10-0.50 | 0.035 | 0.035 | 0.10-0.20 |
|
42CrMo4 | 0.38-0.45 | 0.60-0.90 | 0.15-0.40 | 0.03 | 0.03 |
| 0.90-1.20 |
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