China Hardened Chrome Rod Chrome Hydraulic Cylinder Rod Chrome Plated Bar Supplier, Find details about China Harden Hard Chrome Plated Bar Supplier, Chrome Hydraulic Cylinder Rod from Hardened Chrome Rod Chrome Hydraulic Cylinder Rod Chrome Plated Bar Supplier
Size: | OD: 40-320mm ID :30-280mm |
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 M p a |
Tensile Strength | ≥580 M p a |
Elongation | ≥ 15% |
Supply condition: | 1.Hard chrome plated |
2.Induction hardened | |
3.Quenched & Tempered | |
4.Induction hardened with Q&T |
Product Name | Hard chrome plated Hydraulic cylinder piston rod | |
Diameters | 6-300mm | |
Length | 100mm-1200mm | |
Steel grade | DIN CK45 JIS 45C ASTM 1045 SAE 1045 AISI 1045 | |
Tolerance | ISO f7 | |
Chrome thickness | 20μm(min) | |
Hardness of the chrome layer | 850H V(min) | |
Roughness | Ra 0.2μm(max) | |
Straightness | 0.2/1000mm | |
Mechanical Properties(ck45) | Yield strength≥20Mpa Tensile strengh≥80 M p a Elongation≥5% | |
Supply condition | 1.Hard chrome plated | |
2.Induction hardened | ||
3.Quenched & Tempered | ||
4.Induction hardened with Q&T |
Material | C% | Mn% | Si% | S% | P% | V% | Cr% |
Ck45 | 0.42-0.50 | 0.50-0.80 | 0.17-0.37 | ≤0.035 | ≤0.035 | ≤0.25 | |
ST52 | ≤0.22 | ≤1.6 | ≤0.55 | ≤0.04 | ≤0.04 | 0.02-0.15 | |
20MnV6 | 0.17-0.24 | 1.30-1.70 | 0.10-0.50 | ≤0.035 | ≤0.035 | 0.10-0.20 | ≤0.30 |
42CrMo4 | 0.38-0.45 | 0.50-0.80 | 0.17-0.37 | ≤0.035 | ≤0.035 | 0.07-0.12 | 0.90-1.20 |
40Cr | 0.37-0.45 | 0.50-0.80 | 0.17-0.37 | ≤0.035 | ≤0.035 | 0.80-1.10 |
Material | T.S N/MM2 | Y.S N/MM2 | E%(MIN) | CHARPY | CONDITION |
CK45 | 610 | 355 | 15 | >41J | NORMALIZE |
CK45 | 800 | 630 | 20 | >41J | Q + T |
ST52 | 500 | 355 | 22 | NORMALIZE | |
20MnV6 | 750 | 590 | 12 | >40J | NORMALIZE |
42CrMo4 | 980 | 850 | 14 | >47J | Q + T |
40Cr | 1000 | 800 | 10 | Q + T |