Technical Specifications:
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Material: Forged 42CrMo4 steel, quenched & tempered (HRC 28-32)
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Load Rating:
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WLL: 8 metric tons (EN 13889-2003 standard)
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Breaking load: 32 tons (4:1 safety ratio)
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Dimensions: 120mm × 85mm × 45mm (±0.5mm tolerance)
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Surface Treatment: Zinc-flake coating (DIN 55634) for corrosion resistance
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Compatibility:
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Sinotruk HOWO 6×4 Crane Truck (2019+)
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Replaces obsolete #ZZ4207010015
Installation Notes:
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Pre-Use Inspection: Check for hairline cracks using magnetic particle testing
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Mounting: Tighten M24 bolts to 320Nm with calibrated torque wrench
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Safety Alert:
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Never exceed WLL in dynamic loading conditions
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Replace immediately if surface wear exceeds 10% of original thickness
