Designs
Design as per API 6D, top entry or side entry, two pieces or three pieces
Full bore or reduced bore
Bolted Body or Welded Body
Metal to Metal tungsten carbide and stellite 6 coatings (on demand)
Fire Test in accordance API-6FA, API-607
Wrench, gear or actuated operation
Double block and bleed option
Bi-directional flow
Anti-static device
Blow out proof system
Double piston design (on demand)
End Connections: RF, RTJ or BW
Test in accordance API-6D
Pressure and temperature rating: ASME B 16.34
Flanges dimensions: ASME B 16.5 (up to 24'') and MSS SP 44 (above 24'')
Face to face: ASME B 16.10
Testing: API 598
NACE Service either MR-01-75 or MR-01-03
Materials
Forged carbon steel A105
Low alloy steel ASTM A182 gr. F1, F11 and F22
Medium alloy steels ASTM A182 gr. F5, F9, and F91
Stainless steel ASTM A 182 gr. F304/304L, F316/316L, F321, F347, F348
Duplex Stainless Steel ASTM A 182 gr. F44 (6Mo), F51, F53 or F55 (superduplex)
High nickel molybdenum alloys (alloy 20, inconel, monel)
Trims: Full API 6D range
Wide range of sealing material including PTFE, peek, teflon, nylon, viton
Dimensional Range
Size: 2''-60'' for three pieces side entry, 2''-24" for two pieces side entry, 2''-36" for top entry
Pressure rating: 150 - 2500lb for three pieces side entry, 150-1500lb for two pieces side entry, 150~1500lb for top entry
Other Information
For any valve inquiry, please specify the following infomation:
1. Valve type and design pressure/temperature
2. ANSI pressure class, Operating temperature, operating / differential pressure
3. Bore Size, pipe schedule ID / OD
4. Body and trim material
5. Medium, Flow rate Min. /Max.
6. Type of end connection
7. Soft seal type
8. Actuation (manual, gear, actuator and type)
| Part name | Material |
| Body | WCB/A105/CF8M/F316/CF8/F304/CF3M/F316L/CF3/F304L/CD3MN/F51 |
| Sealing ring | Flexible graphite |
| Stem | F6a/A105+ENP/F304/F316/F304L/F316L/F51 |
| Bonnet | WCB/A105/CF8M/F316/CF8/F304/CF3M/F316L/CF3/F304L/CD3MN/F51 |
| Bolt | B7M/B8M |
| Lower lid | A105+ENP/F304/F316/F304L/F316L/F51 |
| Ball | (F304/F304L/F316/F316L/F51)+lonitriding/HardChromium/Nialloysurfacing |
| Packing | Flexible graphite |
| Spring | 17-4PH/Inconel series |
| Bushing | (304/316)+lonnitriding |
| Nut | B7M/B8M |
| Seat | (F304/F304L/F316/F316L/F51)+Stellite |
| Seal gasket | 304+Flexible graphite |
Fangyuan Valve Group Co. Ltd, seated at Wuxing Industrial Zone, Oubei, Yongjia County, so called as "Pump & Valve Village of China", close to the national scenic spot Nanxijiang River to the east and facing the downtown of Wenzhou City to the south, and established in 1998 with the former as Zhejiang Fangyuan Valve Manufacturing Co. Ltd, has got a great achievement via hard work and continual going forth ahead and become a magnate of plate gate valve from an unknown small enterprise and leads the future of this industry. Fangyuan Valve Group Co. Ltd was derived from Zhejiang Fangyuan Valve Manufacturing Co. Ltd in 2005 and holds 5 stock subsidiaries, three production bases in Wenzhou, Shanghai and Lishui and a cast base in Lishui, a total registered capital up to 4, 000, 000 USD, a total land area 110000m2, over 600 staff members, 60 of which are technicians, a digital process center and more than 350 sets of various middle and large equipments and an annual output up to 12000 tons.
This Group comes as a key enterprise among the said"Pump & Valve Village of China"and a well known enterprise in the national valve industry and specializes in the production of plate gate valve, gas valve, electric station valve etc., with the development, design and invention patent know-how up to the advanced technical level of the world and the leading level of the nation and some of the products used to replace the imported ones. This Group has been accredited to ISO9001, API6A/6D, CE, AZ etc., won the first prize of scientific advance of Zhejiang Province and elected as a member of the first-grade supply network of China Petroleum, a member of China Petrochemical Resource Market, a member of No. 1 Energy Network, a member for supply of the national electric power system, an appointed production enterprise by Chemical Equipment General Corp., a Wenzhou high-tech enterprise, a start enterprise of Yongjia County, one of the 30 powerful enterprises among the said village and a banking credit AAA grade enterprise in the successive recent years. It holds a powerful strength in the technical, management and market etc. Respects and a notable superiority in the severe market competition.
The products, approved by the nation and province early or late, have been elected as quality products of Zhejiang Province and well-known ones of Wenzhou. This Group follows the guide policy of"takeing people as the base, managing the company with laws, prospecting the enterprise with quality, continuing innovations"and makes the products well sold to all over the country and USA, Canada, the Middle East, Europe etc. World markets, greatly favored by the users therein. Therefore a solid basis has been made for the further open-up of the world market, for the making of Fangyuan brand, for the national industrial progression and for the great target to create a valve magnate of China and step forward to the 50 powerful valve companies of the world.
Slab gate valve: Slab gate and expanding gate, double sealed upstream and downstream design, double block and bleed open and closed design. Size: DN50~DN1400, pressure: PN16~PN420, handwheel, gear, electric, pneumatic.
Fully welded ball valve.
Forged steel valve. Material: A105, LF2, F11, F22, F5, F304, F316, F321 etc.
