电动对夹硬密封蝶阀中线对夹:D971H D971F D971Y(DTD971)
碳钢材质(铸钢)
1.0Mpa D971H-10C D971F-10C D971Y-10C 1.6Mpa D971H-16C D971F-16C D971Y-16C 2.5Mpa D971H-25C D971F-25C D971Y-25C
电动对夹硬密封蝶阀不锈钢材质
1.0Mpa D971H-10P D971F-10P D971Y-10P 1.6Mpa D971H-16P D971F-16P D971Y-16P 2.5Mpa D971H-25P D971F-25P D971Y-25P
电动对夹硬密封蝶阀偏心对夹 D973H D973F D973H 1.0Mpa-10.0Mpa
电动对夹硬密封蝶阀主要连接尺寸
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