Sealing KitShaft seal\Piston seal\Wear ring\J-type wiper \O-ring\Glyd ring
Material20#\45#\27SiMn\40Cr\Q235
Testing TechnologyWe inspect weld seams by ultrasonic flaw detector, test the hardness of hard chrome plating with Vickers hardness tester, and measure chrome coating thickness with coating thickness gauge.