material is PVC For more than 10 sizes of this kind valve UPVC Ball Valve:With Socket and Thread EndSize:1/2",3/4",1",1-1/4",1-1/2",2",2-1/2",3",4"Standard: DIN, BS ... condition12) Working temperature: 0-60°C NOPARTMATERIALQTY1BODYU-PVC,C-PVC,ABS12SEAT SEALTPE,TPV23STEM O-RINGEPDM,FPM,NBR14BALLUPVC,ABS,PP15HANDLEABS,PVC,PP16CAPABS,PVC1 octagonal pvc ball valve