I-Butterfly valve iwuhlobo lwe-valve, efakwe epayipini, esetshenziselwa ukulawula ukuhamba kwe-medium epayipini. I-valve ye-Butterfly ibonakala ngesakhiwo esilula, isisindo esincane, izingxenye zedivayisi yokudlulisela, umzimba we-valve, ipuleti le-valve, isiqu se-valve, isihlalo se-valve nokunye. Futhi kuhlanganisa...
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