WD971X-10CSXG中线对夹电动蝶阀铸钢阀体1.4529阀板脱硫胶

D971X-10CB7中线对夹电动蝶阀铸钢阀体不锈钢316阀板乙丙胶

D971X-10CB3中线对夹电动蝶阀铸钢阀体不锈钢304阀板乙丙胶

WD971X-10CB2中线对夹电动蝶阀铸钢阀体青铜阀板乙丙胶

WD971X-10C/N中线对夹电动蝶阀铸钢阀体尼龙阀板乙丙胶

WD971X-10C/J中线对夹电动蝶阀铸钢阀体衬胶阀板乙丙胶

D971X-10CB1中线对夹电动蝶阀铸钢阀体球墨阀板乙丙胶

WD671X-10CSXG中线对夹气动蝶阀铸钢阀体1.4529阀板脱硫胶

D671X-10CB7中线对夹气动蝶阀铸钢阀体不锈钢316阀板乙丙胶

D671X-10CB3中线对夹气动蝶阀铸钢阀体不锈钢304阀板乙丙胶

WD671X-10CB2中线对夹气动蝶阀铸钢阀体青铜阀板乙丙胶

WD671X-10C/N中线对夹气动蝶阀铸钢阀体尼龙阀板乙丙胶

WD671X-10C/J中线对夹气动蝶阀铸钢阀体衬胶阀板乙丙胶

D671X-10CB1中线对夹气动蝶阀铸钢阀体球墨阀板乙丙胶

WD371X-10CB2中线对夹蜗轮蝶阀铸钢阀体青铜阀板乙丙胶

WD371X-10CSXG中线对夹蜗轮蝶阀铸钢阀体1.4529阀板脱硫胶

D371X-10CB7中线对夹蜗轮蝶阀铸钢阀体不锈钢316阀板乙丙胶

D371X-10CB3中线对夹蜗轮蝶阀铸钢阀体不锈钢304阀板乙丙胶

WD371X-10C/N中线对夹蜗轮蝶阀铸钢阀体尼龙阀板乙丙胶

WD371X-10C/J中线对夹蜗轮蝶阀铸钢阀体衬胶阀板乙丙胶

D371X-10CB1中线对夹蜗轮蝶阀铸钢阀体球墨阀板乙丙胶

WD71X-10CSXG中线对夹手柄蝶阀铸钢阀体1.4529阀板脱硫胶

D71X-10CB7中线对夹手柄蝶阀铸钢阀体不锈钢316阀板乙丙胶

D71X-10CB3中线对夹手柄蝶阀铸钢阀体不锈钢304阀板乙丙胶