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美標(biāo)碳鋼波紋管閘閥 ANSI c.s bellows seal gate valve WZ41H(DN15-40鍛壓)

美標(biāo)不銹鋼波紋管閘閥 ANSI s.s bellows seal gate valve WZ41H(DN15-40鍛壓)

法蘭暗桿鎖閉閘閥 flange NS block wedge gate valve PDZ45H-16

黃銅內(nèi)螺紋閘閥 brass FNPT gate valve Z11W-16T

螺紋閘閥 threaded gate valve Z15H-16

俄標(biāo)法蘭明桿楔式閘閥 GOST flange RS wedge gate valve Z40H-16

俄標(biāo)傘齒輪明桿閘閥 GOST bevel gear RS stem gate valve Z540Y-16