As one of the leading ductile iron globe valves manufacturers and suppliers in China and equipped with a productive factory,Website: , Shanghai Hugo Valve Co.,Ltd is always at your service.Ductile iron globe valves Description1, Ductile iron globe valves can be widely used for water,oils,steam and acid medium, operation manual can be handle, gear box, electric actuated or pneumatic actuated.2, Under the action of medium force, the opening force of ductile iron globe valve is bigger than closing force,the flow direction of ductile iron globe valve should be from above to bellow, when open the ductile iron globe valve, the flow rate can be maximum if the disc's opening height be 25%-30% of the normal diameter, meanwhile the valve can reach the fully opened position, so the position of fully open is up to the disc's stroke. Valve materials of constructionBody Materials: Cast Iron, Ductile IronSeat Materials: Brass, Bronze, S.S.Disc Materials: Cast Iron, Ductile IronStem Materials: stainless steel, bronzeBonnet material : Cast Iron, Ductile IronHandle material : Cast Iron, Ductile IronApplicable standard Size Range: 1/2~8''/ 12"(DN15~DN200/DN300）Pressure: PN10, PN16, Class125, Class 150Standard : DIN 3202-F1,BS5152, ANSI Class 125/150, JIS F7305 / 7353 End Connection: FlangeOperate: Manual, Worm gear, Pneumatic and Electric actuator operation is availableBellow is the size information for DIN 3202-F1 standard, for more standard size information, feel free to email us !Dimension for DIN 3202-F1 standard DN1520253240506580100125150200250300L130150160180200230290310350400480600730850H165180195205235250285335370435475555650695C100100120120160200200240240280280400520520D (PN10)95105115140150165185200220250285340395445D(PN16)95105115140150165185200200250285340405460