Chii chinonzi globe valve?Nzvimbo dzekuvhura nekuvhara dzevhavhavhavhavhavhavhavhavhavhadhidhidhidhidhidhidhidhidhidhi,iyo yekuisa chisimbiso yakati sandara kana conical, uye dhisiki inofamba mumutsara wakatwasuka uchitevedza mutsara wepakati wemvura.Stem kufamba fomu, kune rudzi rwekusimudza tsvimbo (stem kusimudza, handwheel kwete liftin ...
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