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I-butterfly valve
Isisindo sepulasitiki esikhanyayo, ukumelana okuqinile kokonakala, kusetshenziswa emikhakheni eminingi, njengamanzi ahlanzekile nohlelo lokuphuza lwamapulangwe, amanzi asongezelayo wokuthuthwa kwendle, uhlelo lwamapayipi kanye nama-alkali kanye nama-alkali kanye nama-Industry System kanye nezinye izimboni , ikhwalithi iye yaqashelwa iningi labasebenzisi.
Ubukhulu: 2 ", 2-1; 2 ", 3", 4 ", 6";