產(chǎn)品說(shuō)明
Bellows-Sealed Valves
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Reliable, leak-tight performance with a packless design where a seal to atmosphere is especially critical
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Welded seal which isolates system fluids to prevent leaks to atmosphere
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Multiple options for general and high-purity service
Bellows Valves
Specifications
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Working Pressure
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up to 1000 psig (68.9 bar)
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Temperature
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–20 to 900° F (–28 to 482°C)
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Flow Coefficient
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0.12 to 1.2
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Body Materials
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Stainless steel, brass, alloy 400
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Stem Tip Materials
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316 stainless steel, PCTFE, cobalt-based alloy
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End Connections
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Type
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Tube fittings, tube butt weld, tube socket weld
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Sizes
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1/4 to 3/4 in.; 6 to 12 mm
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Internal Volume
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0.10 to 0.26 in3 (1.6 to 4.3 cm3)
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