ball valve Meterial:PVC Size:1/2, 3/4, 1,1-1/4,1-1/2,2,3,4 Color: white,gray ball valve1) Light weight, easy to load and unload 2) Good chemicals and drugs resis3) Small resistance to fluidity 4) Strong mechanical strength5) Good electrical insulation 6) Water quality unaffected Update Date:2011/1/21 9:42:17
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