China Square Bar Valve Body Bar Stock Needle Valves
Bar stock needle valves
Specification: T1-FM-ZF1-001
Model description: 316 material series needle valves 6000psig(414bar) 1/8 NPT(inner) 0.16" bore diameter;
Characteristics:
1.Cold drawn square bar valve body.
2.Two section valve stem design, upper stem thread is through special hardening
treatment, lower stem surface is through rolling hardening treatment
3.The grease of upper stem thread is insulated with system medium.
4.The non-rotating lower stem is up-and-down motion instead of rotation lifting,
reducing each stroke’s friction to material, and reducing the friction of valve seat and valve head.
5.The valve has back sealing function in the fully open position .
6.Can be installed with plate.
7.Handle is with both ends screw locking, solid and durable.
8.Various colors of handle is available for choose.
9.Each valve is sealing tested according to the nitrogen or water with rated working pressure before leaving factory.
10. Max working pressure:
NB series —stainless steel:414 bar (6000 psig)
Alloy C-276: 414 bar (6000 psig)
Alloy 400: 345 bar (5000 psig)
Titanium:241 bar (3500 psig)
Brass:207 bar (3000 psig)
NBH series - stainless steel:689 bar (10000 psig)
11. Working temperature:
PTFE packing: -54°C to 232°C (-65°F to 450°F)
PEEK: -54°C to 260°C (-65°F to 500°F)
Graphite packing: -54°C to 649°C (-65°F to 1200°F)
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