Basic Info. Model NO. filter Transport Package Wooden Trademark zhike Origin China Production Capacity 100000piece/Month Product Description The quality inspection standards for hydraulic filter elements of wind power gearboxes are based on: 1: ISO2942 filter element structural integrity determination 2: The filtration performance of ISO16889 filter element has been tested many times 3: ISO3968 filter pressure drop flow characteristic measurement 4: Determination of the anti-rupture properties of ISO2941 filter elements 5: Determination of anti-flow fatigue c…