BB-BG-OS&Y 8" Gate Valve Handwheel Operated, ASTM A216 GR.WCB, trim 13 CR, Rising Stem, Class 150, Raised Face Flanged, API 600, صمام البوابة, injap pagar, βάνα
BB-BG-OS&Y 8" Gate Valve Handwheel Operated, ASTM A216 GR.WCB, trim 13 CR, Rising Stem, Class 150, Raised Face Flanged, API 600, صمام البوابة, injap pagar, βάνα