Flange Multi-layer Metal Hard Seal Butterfly Valve D343W/H
Product overviewProduct model: D343W/HNominal diameter: DN50~2000mmNominal pressure: PN0.6~4.0MPaApplicable temperature: -29~425℃Applicable medium: water, steam, oil, etcDrive mode: worm gear drive, electric, pneumatic, hydraulicDesign and manufacture standard: GB/T 12238-2008Structure length standard: GB/T 12221-2005C...