Manufacturing Process for Front Brake Cylinder (P/N: 55000044, 803000947) for XCMG Cranes
Material Prep: High-grade cast iron for cylinder body and piston.
Precision Machining: CNC lathe boring (±0.01mm tolerance) and drill ports.
Heat Treatment: Stress-relieved at 550°C; quenched to HRC 40–45.
Surface Finish: Zinc-nickel plating (8–12μm) for corrosion resistance.
Assembly: Install rubber seals; torque bolts to 50–60 Nm.
Testing: Pressure-tested at 20MPa; validate zero leakage per 6605.
Product Deatials
| Part Name | Front Brake Cylinder | Part Number | 803000947 |
| Model | 55000044 | Application | XCMG Crane |
| Package Size | / | GW | 10.5KG |
| MOQ | 1 PC | Brand Name | CBP |
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