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3001112-K01-B1
HongPro
3001112-K01-B1
Product Introduction
3001112-K01-B1 Robust OEM-equivalent Superior Steering Knuckle for Great Wall Motor
Product Advantage
Technical Parameters
| Parameter Category | Specific Item | Specification Value | Testing Standard/Authority |
| Material & Chemical Composition | Base Material | 40Cr Alloy Steel | GB/T 3077-2015 (Chinese Alloy Steel Standard) |
| Carbon Content (C) | 0.37-0.44% | Spectrometric Analysis (100% Sampling) | |
| Chromium Content (Cr) | 0.80-1.10% | Spectrometric Analysis (100% Sampling) | |
| Tensile Strength | ≥980 MPa | GB/T 228.1-2021 (Tensile Test Standard) | |
| Yield Strength | ≥785 MPa | GB/T 228.1-2021 (Tensile Test Standard) | |
| Dimensional Precision | Machining Tolerance | ±0.02 mm (Key Mounting Surfaces) | ISO 8015-2011 (Geometric Tolerancing) |
| Spindle Diameter | 45±0.015 mm | Coordinate Measuring Machine (CMM) Test | |
| Bolt Hole Pitch Circle Diameter | 110±0.03 mm | CMM Test (100% Inspection) | |
| Total Height | 285±0.1 mm | CMM Test (100% Inspection) | |
| Surface Treatment | Coating Type | 3-Layer Electrophoretic Coating | IATF 16949-2016 (Automotive Coating Req) |
| Coating Thickness | 60-80 μm | Magnetic Thickness Gauge (100% Test) | |
| Corrosion Resistance | ≥1000 Hours (Neutral Salt Spray Test) | ISO 9227-2017 (Salt Spray Test Standard) | |
| Surface Roughness (Ra) | ≤0.8 μm (Mounting Surfaces) | Surface Roughness Tester (100% Inspection) | |
| Performance & Durability | Fatigue Life | ≥200,000 Cycles (Simulated Driving) | ISO 13003-2015 (Automotive Fatigue Test) |
| Impact Resistance | ≥30 kN (No Cracks/Deformation) | GB/T 1843-2021 (Impact Test Standard) | |
| Steering Play Reduction | ≥30% (vs Generic Steering Knuckles) | Road Simulation Test | |
| Operating Temperature Range | -40℃ ~ +120℃ | Thermal Cycle Test (50 Cycles) | |
| Certification & Compatibility | Quality Certification | IATF 16949:2016, ISO 9001:2015 | SGS Audit Report (Certificate No. SG202405XX) |
| OE Compatibility | Matches OE Part Number Specifications | Great Wall Motor Technical Data Sheet | |
| Installation Fitment Rate | 100% (No Modification Required) | In-House Fitment Test (100% Unit Inspection) |
Product Uses
Here are specific application scenarios of Steering Knuckle:
Product Operate Guide