HTW Model: globe valve with pneumatic diaphragm actuator and double-seal corrugated bellows.
Body material: WCB, CF8, or CF8M.
Available trim materials: PTFE, CF8, CF8M, Stellite, Titanium, Hastelloy.
Available diaphragm materials: FKM, FFKM, EPDM+Nylon.
Sizes: from DN15 to DN400.
Nominal pressure: 150#, 300#, and 600#.
Standard connection: ANSI B.16.5 flanges.
Optional S.W. and B.W. connections.
Linear or equal percentage regulation plug.
Working temperature range: -30°C ~ 350°C.
Heat-dissipating stem extension.
Visual opening indicator.
Thermal insulation bonnet.
Cr-alloy reinforced seals (provides greater resistance and anti-friction).
High-temperature resistant anti-corrosion protective paint.
Nitriding during manufacturing tempering; enhanced anti-corrosion and anti-friction.
Available accessories:
– Filter regulator.
– Manual emergency handwheel.
– Electro-pneumatic positioner.
– Solenoid valve.
– Mechanical or inductive micro limit switches.
– Valve lock.
– Cooling tank.
