HB400 Series Manual Valves • SIZES:DN 8 ~100     HBPOM1400 Series Manual Valves   • SIZES:DN 8 ~100 BPO:AIR OPEN, SPRING CLOSE BPC:SPRING OPEN, AIR CLOSE BPN:AIR OPEN, AIR CLOSE • O.P.:0.4MPa      TANDEN VALVES

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