【求购】截止阀 本公司接到一工程，现求购以下规格截止阀，望有实力的厂家与我们联系： 截止阀 J41Fs-10 截止阀J41W-16 截止阀J41W-16 T 截止阀J11W-16 截止阀J11F-16P 截止阀J11H-16P 截止阀J11H-16C 截止阀J11H-16 全铜截止阀J11F-16T 微阻截止阀HH44Z-10