UPVCCPVCPP福特閥(底閥)
UPVCCPVCPP雙由令球閥(法蘭式)
雙由令逆止閥PVCCPVCPP
ANSI,JIS
尺寸︰12"-12"
CVPC美規(ANSI)歐規(DIN)
UPVCCPVCPP逆止閥
UPVCCPVCPP電動蝶閥