Features: 1) Item no.: ZSFG100, ZSFG150, ZSFG200 2) Nominal diameter: 100mm, 150mm, 200mm 3) Nominal working pressure: 12 bar (1.2MPa) 4) Strength test pressure: 48 bar (4.8MPa) 5) Rub prevention: <0.07 6) Starting time(s): <15