수성밸브공업, DUAL PLATE CHECK VALVE, wafer check valve, DUAL CHECK VALVE WAFER, dual disc valve, non slam check valve, nozzle check valve, post indicator gate valve, post indicator valve, tilting check valve

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WAFER TYPE

(Model No : SDV-1)

WAFER&RETAINERLESS TYPE

(Model No : SDV-1R)

WAFER&RUBBER LINING TYPE

(Model No : SDV-1L)

FLANGE TYPE

(Model No : SDV-2)

LUG TYPE

(Model No : SDV-3)

LUG&RETAINERLESS TYPE

(Model No : SDV-3R)

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