BX-75 42CrMo Metallic color Twistlock Arm ZPMC Port Machinery spare parts. We supply genuine OEM and replacement parts. Please specify your preference when inquiring. Confirm fitment by part number and machine model before ordering.
Part Number:BX-75
Part Name:Twistlock Arm
Brand / Manufacturer:ZPMC
Equipment Type:Port Machinery
Component Type:Mechanical / Locking Transmission Component
Basic Parameter:High-strength transmission twistlock arm with part number BX-75, a core force-bearing and transmission component dedicated for container spreader twistlock mechanism. Adopts 42CrMo high-performance alloy steel material with original metallic color surface finish, equipped with standard integral transmission structure and precision mounting hole dimensions. It converts the linear stroke of twistlock hydraulic cylinder into rotational mechanical motion to realize automatic locking and unlocking of containers, with high dimensional accuracy and assembly compatibility for spreader standard locking systems.
Working Performance:Features high structural rigidity and stable mechanical transmission performance, achieving precise rotational positioning and accurate reset of twistlock mechanism. It bears frequent alternating impact loads during equipment operation, with excellent fatigue resistance and deformation resistance. Ensures stable and reliable locking state in container lifting operation, effectively avoids unlocking failure and equipment safety hazards, and guarantees continuous and efficient handling operation of the spreader.
Material & Structure:Forged from premium 42CrMo alloy steel, processed by professional quenching and tempering heat treatment to acquire high tensile strength, good toughness and strong hardenability. Adopts integral forging and precision finishing structure with reinforced force-bearing and hinge parts, enhancing overall shear resistance and impact resistance. Retains original metallic color surface without additional coating, featuring stable surface texture and durable structural performance.
Working Condition:Applicable to heavy-duty twistlock transmission systems of port container spreaders, adapts to long-term high-frequency cyclic locking and unlocking operation and heavy alternating load. Capable of stable service in harsh port environments with vibration, dust, high humidity and salt fog, maintaining long-term structural stability and assembly precision.
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