高壓球閥|不銹鋼球閥|法蘭球閥
閥門|進口閥門|上?？甸y閥門球閥系列：球閥Q41F-16，進口球閥，電動球閥Q941-16C，高壓電動球閥Q941H-160，氣動球閥Q641H-16C，氣動高壓球閥Q641N-320，日標球閥Q41H-10K，德標球閥Q41F-16，美標球閥Q41H-150Lb，日標不銹鋼球閥20K，美標不銹鋼球閥Q41F-16P，高溫球閥Q41H-16P，高壓球閥Q41W-160，黃銅球閥Q41T-16T，鑄鐵球閥Q41F-16Z，碳鋼球閥Q41H-16C，鑄鋼球閥Q41H-16C，鍛鋼球閥Q41H-16C，不銹鋼球閥Q41H-16P，鉻鉬鋼球閥Q41Y-16I，絲口球閥Q11F-16，法蘭球閥Q41F-16，氧氣球閥QY347F-16，真空球閥NKQ41H-16，API磅級球閥，高壓對焊球閥Q61Y-320，傘齒輪球閥Q541H-25，氨用球閥Q41B-16，保溫球閥BQ41W-16，襯氟塑料球閥Q41F-16，液化氣球閥Q41N-16，天然氣球閥Q41N-16，41系列浮動球閥Q41F-16，金屬硬密封球閥Q41H-25。
美國康閥(CONVAL)閥門代理——上?？甸y閥門有限公司
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