Established in 1993, Guanfa Valve Manufacture Co., Ltd. is specialized China block valve manufacturer and distributor of valves, hoses, tubes and pipes. Our oem block 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.

NACE MRO175 standard
API 6FA fire tested
Built and tested to API 6D and ANSI B16.34
Top entry/inline repairable
Lock open/close
Round ports/full or regular opening
316 stainless steel with molded nitrile seats provide bubble-tight shut-off
Excellent for abrasive service
1'' through 4'', flanged, NPT, EUE and weld ends
Pressures to 2,220

Combine the best features of plug valves and trunnion-mounted ball valves.
Lubricated and non-lubricated in the same valve. Use it either way.
Built and tested in accordance with API 6A, API 6D and ANSI B16.34
Fire safe to API 6FA - certified by "DNV" Det Norske Veritas
NACE MRO175 standard
Top entry/field repairable
Round ports/full or regular opening
Available 1'' through 6'' flanged and NPT/ANSI 600 to 2500 and API 6A 2000, 3000 and 5000
Lock open/closed
Metal-to-metal seated
Excellent for abrasive service

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