* End connection size: 1/4″ to 1/2″ or 6 mm to 12 mm
* Max. working prssure: 241 bar (3500 psig)
* Working temperature: -23～204℃ (-10～400°F)
* Stainless steel 316L, 316L VAR, 316L VAR-VIM material
* Standard roughness Ra 15μin. (0.4μm) or electropolished to Ra 5μin. (0.13μm)
* 3 options of cleaning: standard, high purity and ultra-high purity
* Packaging: double bagged with inner bag filled with 99.999% nitrogen
* Permanently heat code marked; traceable to original mill certificate of test
* Critical surfaces are 100% visually inspected using magnification and lighting
* All valves come with high-quality appearance

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DESCRIPTION

AmsSystem high purity bellows-sealed valves features: Precision-formed metal bellows to ensure reliability; Pneumatic actuator to rotate 360° for ease of installation; Normally closed and normally open pneumatic actuator optional; Normally open and normally closed position sensors optional; Class 100 manufacturing, cleaning and packaging environment. Variety of end connection types available: integral male MR metal gasket face seal fitting, double ferrule lok tube fittings, tube butt weld, tube socket weld, male face seal o-ring fitting.

Low Pressure Bellows-Sealed Valves

* Port Size 1/4″ to 1/2″, 6 mm to 12 mm

* Max. Working Pressure: manual 34.4 bar (500 psig), pneumatic 10 bar (145 psig)

* Pneumatic Actuator Operating Pressure: 4.2 to 6.2 bar (60 to 90 psig)

* 100% Helium leaking tested

* Leak Rate (Helium): internal ≤ 4×10^-9 std cm³/s, external ≤ 4×10^-9 std cm³/s

* Metal-to-metal gasket seal without external leakage

* Manual and pneumatic actuator available

* Panel mounting and bottom mounting available

High Pressure Bellows-Sealed Valves

* Port Size 1/4″ to 3/8″, 6 mm to 8 mm

* Orifice Size: 0.15 in. (3.8 mm), Cv. 0.30

* Max. Working Pressure: manual 241 bar (3500 psig)

* Pneumatic Actuator Operating Pressure: 4.2 to 6.2 bar (60 to 90 psig)

* 100% Helium leaking tested

* Leak Rate (Helium): internal ≤ 4×10^-9 std cm³/s, external ≤ 4×10^-9 std cm³/s

* Manual and pneumatic actuator available

* Bottom mounting