swagelok needle valve , severe service needle valve gas needle valve high pressure needle valve
*Pressure up to 6000 psig(414 bar) for stainless steel
*Pressure up to 3000 psig(207 bar) for brass
*Temperature for PTFE packing from -65oF to 450oF(-54oC to 232oC)
*Temperature for Grafoil packing from -65oF to 1200oF(-54oC to 649oC)
*Packing below stem thread isolates the thread lubricants from the media
*PTFE ring in the gland protects stem thread from outside contamination
*Standards Vee stem, regulating and soft-seat stem available
*Straight and angle patterns
*100% factory tested
*we can do upon the sample & drawing
*special requirement and OEM offered.
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