Shanghai Yu-pneumatic valve assembly limited www.shyuhang.com production: QW-TZ01,QW-TZ02,QW-TZ03,QW-TZ04,QW-TZ05 production AT pneumatic valve pneumatic valve pneumatic ball valve QW-TZ QW-TZ QW-TZ QW-TZ pneumatic butterfly valves pneumatic actuator, double/single action (open-close); angle: 90 ° (or 80 ° ~ 90 ° adjustable) √ operating temperature:-20 ?? ~80?? ( High temperature 120 ℃); air source pressure: 5.6bar~8.4bar √ main material: hard anodized aluminum alloy inner and outer surface √ the primary sealing: rubber seal FKM (Viton) √ accessories and valves connect standard: ISO5211 standard life test: after 300,000 times a functioning application √: ball valves, butterfly valves and other valves 90 ° angle drive |