27/ أكتوبر
Comprehensive Testing Standard for Hydraulic Components of Excavators
Before being put into use, excavator hydraulic main pumps, main control valves, and motors must undergo six standardized extreme load tests on a comprehensive test bench—including initial break-in, pressure resistance sealing, volumetric efficiency, variable logic, internal leakage/temperature rise, and durability/fatigue testing—to fully verify core performance metrics.
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