Integral Bonnet Needle Valve

Fangwen Integral Bonnet Needle Valve with one piece body is available with straight and angle patterns. The Fangwen Complete Line of Needle Valves have been solving many fluid control problems in the general and Severe service industrial applications for over 30 years. Today Fangwen Technologies is putting that experience to work for you in more ways than ever before- meeting your changing needs with dependable Fangwen Needle Valves and accessories.

Fangwen Integral Bonnet Needle Valves are designed for use in general purpose applications to isolate or vent system media. The hardened stainless steel, non-rotating needle promotes leak-tight shutoff and long service life. The valve stem threads are isolated from the media. Compact design, Stainless steel stop pin, Antitamper and lockable handle features available Suitable for sour gas service; materials for wetted components selected in accordance with NACE standard MR0175/ISO 15156.

Fangwen offers a broad line of needle shutoff and regulating valves to control flow in general- and severe-service applications.

Integral-bonnet and non-rotating-stem needle valves

Severe-service union-bonnet and instrumentation blowdown valves

Screwed-bonnet needle valves

General utility and forged-body needle valves

High-pressure needle valves

Gauge valves and rising plug valves

Compact gauge valves

Compression valves for the sanitary industries

Thread Integral Bonnet Needle Valve

» Working pressures up to 600 psig (41.3 bar)

» Temperatures up to 300°F (148°C)

» Straight and angle patterns

» Vee stem standard; regulating stem available

» Fangwen tube fitting and male and female NPT and ISO pipe end connections

» Green handle standard; optional colors available

» Optional panel mounting

Straight-Pattern Valves

Select an ordering number.

Dimensions, in inches (millimeters), are for reference only and are subject to change

Angle-Pattern Valves

Insert A after JN in an ordering number with C, D, and E dimensions listed.

Example: B-2JNA

Testing

Every JN series needle valve is factory tested with nitrogen at 100 psig (6.8 bar).

Seats have a maximum allowable leak rate of 0.1 std cm3/min.

Shell testing is performed with nitrogen at 200 psig (13.7 bar) to a require ment of no detectable leakage with a liquid leak detector.