needle valve manufacturer, needle valves distributor, needle valve factory--China Deland Valves Manufactring


	Ball Valve

	Check Valve

	Solenoid Valve

	Butterfly Valve

	Gate Valve

	Globe Valve

	Plug Valve

	Air Valve

	Other Products

Set up in 1995, China Deland Valves Manufactring Co.,Ltd. is one of the leading needle valve manufacturer, supplier and distributor in Yongjia County of Zhejiang Province. We manufacture all needle valves strictly conforming to the API, JIS, ANSI, BS, GB, NF and DIN standards. Our needle valves are available to users on request and are used for municipal works, petroleum, chemical industry, power station, metallurgy, national defense, and scientific research fields. We can supply custom, used, discount, cheap needle valve and accessory to USA, UK, Canda, Amercia, Europe, Germany, France, Japan, India, Iran, Russia, Poland and more than 30 countries in the world.

	Needle valve is a part of carburetor of universal engines. It is made of fluorine rubber and aluminum. We can manufacture and pack it according to your requirements. Pioneer needle valves have metal to metal seats with fine threaded screwdown. This enables positive sealing up to the capacity of the valve. Pioneer needle valves are made from forged brass body with ss304 spindle and teflon washer which gives extended service life. All valves are chrome plated. Working pressure ranges Valves are designed to withstand up to 150 psi working pressure, unless otherwise noted. Needle valves installation instructions All needle valves should always be installed with the pressure against the seat. Or the arrow shown on body. Availability of sizes Available in 1/4 bsp,3/8 bsp,1/2 bsp sizes and in form of male to male, female to female, male to tube, female to tube.
	Swagelok GU series needle valves isolate and vent system media in instrument air, nitrogen header, lube oil, and general utility service applications in the oil and gas, chem/petrochemical, and other general industrial markets. They are available in a variety of configurations: Stainless and carbon steel Straight and angle patterns End connections in sizes from to 1 inch (6 to 25 mm). Operating pressures up to 6000 psig at 200°F (413 bar at 93°C). Sour gas service model is also available. Two-piece knuckle joint drives the hardened stem tip to create a leak-tight seal. Non-rotating stem design minimizes seal wear and protects the seat from galling and helps promote long service life. Stainless steel shroud isolates the knuckle joint and the strong, cold-rolled stem threads from system media and protects them from dust and dirt.
	The 589 Series Needle Valve compact design promotes multiple configurations to fit the exact end use application. The 589 Needle Valve is rated to 500 psi and is available in an In-Line and Right-Angle version. The standard 589 Series Needle Valve has a Teflon stem seal, Black Filled Polyester Knob, and a Brass Needle with 30 Degree Kel-F Soft Tip for positive shut-off. Stainless Needle, Yellow Knob and 5 Degree Kel-F Tip are optional. The panel mount requires a .563 hole and is supplied with one brass Hex nut. The maximum panel thickness is .125. Design Manufacture According: ANSI B16.34-1996 Link a Form: NPT(M,F) Threads connecting;Socket welding connections. Structure Characteristic: cone seal;Plug-upgrade The Valve Examines with Experiment : API STD598-1996 Material:Carbon steel:GB/T 12228-1989,Stainless steel:GB/T1220-1989

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