Complaint
| Size: | Ø 6-300mm |
| Length: | 1m -9m |
| Material: | CK45/ ST52/ 20MnV6/ 42CrMo4/ 40Cr/ bearing steel/ stainless steel |
| Tolerance | ISO f7 |
| Chrome thickness: | 20~30micron |
| Hardness of the chrome layer: | 800HV(min) |
| Roughness: | Ra 0.2micron (max) |
| Straightness: | 0.2/1000mm |
| Yield Strength | ≥350 Mpa |
| Tensile Strength | ≥580 Mpa |
| Elongation | ≥ 15% |
| Supply condition: | 1.Hard chrome plated |
| 2.Induction hardened | |
| 3.Quenched & Tempered | |
| 4.Induction hardened with Q&T |
| Piston rod size range | Diameter: OD10-OD1200mm |
| Length : max 11meters | |
| Material grade | CK45 , ST52 4140(42CrMo4), 5140(40Cr),4340, 20MnV6, , 431 , 17-4PH (630) , 1Cr17Ni9 ,304, 316L etc |
| Surface treatment | Cr plating , Ni plating , plating thickness 30-75um |
| Heat treatment procedure | 1. Without any heat treatment |
| 2. Quenching and tempering | |
| 3. Middle -frequency surface hardening | |
| Surface hardness | 1. Normal hardness HB200-220 |
| 2. HRC50-60 | |
| Surface roughness | Ra0.2-Ra0.5 |
| Piston rod end | 1. Clevis |
| 2. Lift lug |
| Material: | CK45/ ST52/ 20MnV6/ 42CrMo4/ 40Cr/ bearing steel/ stainless steel |
| Tolerance | ISO f7 |
| Chrome thickness: | 20~50micron |
| Hardness of the chrome layer: | 800HV(min) |
| Roughness: | Ra 0.2micron (max) |
| Straightness: | 0.1/1000mm |
| Yield Strength | ≥350 Mpa |
| Tensile Strength | ≥580 Mpa |
| Elongation | ≥ 15% |
| Supply condition: | 1.Hard chrome plated |
| 2.Induction hardened | |
| 3.Quenched & Tempered | |
| 4.Induction hardened with Q&T |
