Piston 15366948 | High-Strength Alloy Steel Piston for Hydraulic Rock Drills

High-Strength Alloy Steel Piston for Hydraulic Rock Drills
Engineered for extreme underground mining conditions, this piston ensures reliable performance in high-vibration hydraulic rock drill applications. Constructed from 34CrNiMo6 quenched & tempered alloy steel with 1100 MPa tensile strength, it withstands continuous dynamic loads while resisting abrasion and corrosion in harsh environments .

Technical Specifications & Design
The piston features a 50 mm diameter and 120 mm stroke, adhering to ISO 438 Class N7 dimensional tolerances for precision fit in hydraulic cylinder assemblies and drill rig components. Its hard chrome plating (20 μm thickness) passes 500+ hours of salt spray testing, ensuring long-term performance in wet or corrosive mining environments . The recommended installation torque of 180 N·m simplifies assembly and reduces downtime .