Disenyo ug Paggama sumbanan: API609/EN593
Nawong sa nawong: ISO5752/EN558-1 serye 20
Flange katapusan EN1092-2 PN10/PN16,ANSI 125/150
wafer/lug DN50-DN600(2″-24″)
Lawas: Ductile nga puthaw/carbon steel/stainless steel
Disc: carbon steel lined PTFE/stainless steel gipasinaw
Lingkoranan: PTFE
NORTECHis usa sa nag-unang ChinaPTFE lined butterfly balbulaManufacturer & Supplier.