01/ Hydraulic Cylinder Diagram
Chart 1:
Piston rod: Adopt high precision mirror polishing
Material | 45# high grade carbon steel or 40CR |
Tempering hardness | HB240-260 |
The depth of the high frequency | 2mm-3mm |
High frequency hardness | HRC55°±2° |
Chrome plating thickness | 0.03mm-0.06mm |
Chromium layer hardness | HV800-1000vpn |
Straightness | ≤0.08mm/m |
Surface roughness | Ra0.03um- Ra0.06um |
Outside diameter tolerance | f7 |
Chart 2:
Hydraulic Cylinder Tube: Using imported equipment rolling machine
Kind of steel | 45# | Tensile strength N/mm | ≥647 |
Linearity | 0.3-1/1000 | Specific elongation | ≥4 |
Precision of size | HB | 207 | |
Roughness of inner hole | 0.4-0.8 |
02/ Material Introduction
