Established in 1993, Guanfa Valve Manufacture Co., Ltd. is specialized China plug valve manufacturer and distributor of valves, hoses, tubes and pipes. Our oem plug valves are suitable for acid, alkali, water, steam, seawater, coal gas and natural gas. They are widely used in petroleum, chemical, paper making, fertilizer, brewing and metallurgy. The use of specialized software of Pro/E and CAD has shorted the P&D and trial manufacture cycle, and greatly improved the service life and dependability of products. Our high-quality products have been exported to the North Amercia, UK, USA, Germany, Italy, India, France, Australia, Japan.

Major Mateials: A105,WCB, WCC, WC6, WC9, LCC, LCB, CF8, CF8M, CF3, CF3M. Size range:1/2"-16". Pressure Rating: 150Lb-900Lb. Stanards: Design as per API599, API6D, BS5351, ANSIB16.34. Face to face as per API6D, ANSIB16.10. Flanged end: ANSIB16.5, BS1560. BW end : ANSIB16.25. Test as per API598, BS1560. Sleeve type soft sealing plug (DIN) is applicable to the cutting and connection of pipelines medium that are used in various industries such as petroleum, chemical industry, pharmacy, chemical fertilizer, and power industry, under nominal pressure of CLASS 150-900lbs, and working temperature of -29~180°C. Its characteristic double-direction flow makes installation and sue more convenient. The materials of the parts and sizes of flanges can be reasonably configured according the actual operation condition of the requirements of the customers, so as to meet the various needs of engineering.

The Twin Seal Plug Valve has been successfully used in variety of services because of its high performance and Design. They are approved by foreign and China users in Chemical Industries, Oil Refiners, Petroleum Industries, & others. Materials: Body: Cast carbon steel ASTM A216-WCB, with enhanced CE of 42% max., and C of 25% max. Chrome Plated
Bonnet/Lower plate: Cast carbon steel ASTM A216-WCB or A105. Plug:Cast carbon steel ASTM A216-WCB +Electroless Nickel Plated. Slips:ASTM A536 Ductile Iron. Size: 2" to 24"
Pressure: up to 800lbs. Temperatures: up to 120°C. Inspection and test: API 598, API 6D
Ratings: ANSI 150-300#. There is no cavity in the valve for accumulation of medium.
Metal edge provides the function of self-cleaning when the plug is rotated, applicable to the operation condition that is glutinous and apt to smudge.

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