... ,grey,blue,red,black Color Thread or socket UPVC ball valves Steady and reliable quality, 100% gas sealing test.Competitive ... years of service life under normal condition NOPARTMATERIALQTY1BODYU-PVC,C-PVC,ABS12SEAT SEALTPE,TPV23STEM O-RINGEPDM,FPM,NBR14BALLUPVC,ABS, ... PP15HANDLEABS,PVC,PP16CAPABS,PVC1 Packing cartons size are different according ...