JIS SLIP-ON FLANGE-5.10.3=20.30.60 KG 1. JIS 2.SIZE:1/2"-48" 3. ... .2, S235JRG2,C22.8,SS400,SF440A,A1052. Size:1/2"-40"3. Type:plate,slip-on,welding neck,threaded,socket weld ... ,tranparent oil JIS SLIP-ON WELDING STEEL PIPE FLANGES-5,10,16,20,30 KS