Needle Valve/ Instrument Needle Valve

China Instrument Valve manufacturer handwheel Needle Valve     Product display       Materials of construction       Dimension table:             Parameter:   Maximum working pressure:  Stainless steel: up to 6000 psig (414 bar)                                                 Alloy C-276: up to 6000 psig (414 bar)
                                                Alloy400: up to 5000 psig (345 bar)
                                                NHB series maximum working pressure: up to 10 000 psig (689 bar).


Working temperature:    PTFE packing: -65°F to 450°F (-54°C to 232°C)                                        PEEK packing:   -65°F to 500°F (-54°C to 260°C)                                        Graphite packing: -65°F to 1200°F (-54°C to 649°C)                                           Features:   1.NB series needle valves are for use in severe-service union-bonnet.
2.The hardened stainless steel, nonrotating needle promotes leak-tight shutoff and long service life.
3.Union-bonnet construction prevents accidental valve disassembly.
4.Rolled and plated 316 SS up stem threads enhance cycle life.
5.Straight and angle patterns,compact design.
6.Stainless steel and other alloy steel body materials can be seleced.
7.Safety back-seating needle seals in fully open position.
8.Two piece knuckle joint provides nonrotating needle feature. Joint is located above the packing, protected from system media.
9.NB series standard pressures :  up to 6000 psig (413 bar).
   NHB series maximum working pressure: up to 10 000 psig (689 bar).
10.Temperatures up to 450°F (232°C) with PTFE packing.
                         up to 1200°F (649°C)with optional graphite packing.
11.Suitable for sour gas service; materials are selected inaccordance with NACE MR0175/ISO 15156. 12.Every valve is 100% factory tested with nitrogen.       Certificates:     Our service:    Detailed service provided: Customized design, Component selection, CAD drawing, Testing to guarantee the system,     Label as customized, Professional packaging and delivery.     Our main products:   Our main products include 8 categories: needle valve, Ball Valve, Check Valve, Instrument Manifold,   gauge valve,Bleed and Purge Valve, filter and various fittings.   Workshop show     Trade fair     About us   1 Experience: Jiangsu Jingwei Valves Co., Ltd. has more than 10 years' experience in supplying and   manufacturing high quality instrument valves and fittings.

  2 Location:  NO1 Chuangye road, Funing economic development zone, Yancheng city, Jiangsu, china
  3 Application:  oil, gas, petrol-chemicals, fertilizers, power generation and many other industrial applications.     4 About QC: Our company has CNC machine tools and other advanced processing and testing equipment. never allow a bit of quality defect .   5 Our principle: Quality and Credibility first   6 Main market: North America, Europe, Philippines and Asia  
      FAQ:   1How about the terms of payment?   ---T/T—30% in advance, the balance paid before shipment     ---Western Union—30% in advance, the balance paid before shipment              ---L/C—according to customer requirement  

2 How about the warranty   Warranty: at least one year.    
3 How about the delivery time?   Delivery time:usually within 2 weeks after the order confirmed

Transportation:   Contact information: Any question, contact us !!    

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Product Categories : Needle Valve > Union Bonnet Needle Valve