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API6d Cast Steel Flanged Swing Check Valve

API6d Cast Steel Flanged Swing Check Valve
Price: US $ 29-49/Piece
Trade Terms: FOB,CIF,EXW
Min Order: 1/Piece
Pay Type: L/C,T/T,Paypal



The features of check valve
Bolted Bonnet;Swing and lift disc;Metallic seating surfaces.

Body and Bonnet Connection
The body and bonnet of Class150~Class900 check valves are usually with studs and nuts.And the body and bonnet of Class1500~Class2500 check valves are usually of pressurized seal design.

Body-To-Bonnet Joint
Stainless steel + flesible graphite wounded gasket is used for Class 150 and Class 300 check valve;Stainless steel + flexible graphite wounded gasket is used for Class 600 check valve,and joint gasket is also optional for Class 600 check valve;Ring joint gasket is used for Class900 check valve;Pressurized seal design is used for Class 1500~Class 2500 check valves.

Seat
For carbon steel check valve,the seat is usually forged steel.The sealing surface of the seat is spray welded with hard alloy specified by the customer.Renewable threaded seat is used for NPS<10 check valves ,and welded on seat can be also optional if being requested by the customer.Welded on seat is used for NPS>12 crbon steel gate valves .Forstainless steel check valve,integral seat is usually adopted ,or to weld hard alloy directly integrally.Threaded or welded on seat is also optional for stainless steel check valve if being requested by the customer.















Structural formationBolt-jointed bonnet lifting type,bolt-jointed bonnet swing type check valve
Design standardASME B16.34/BS5352
Face to faceASME B16.10
Flanged endsASME B16.5
Thread endsASME B1.20.1
Socket welded endsASME B16.11
Test &inspection                                                               API598
Note:The sizes of valve connecting and butt-welding terminas can be designed according to customers' request.


Major parts material form
No.Part nameMaterial
1BodyASTM A105\ASTM A182-F11\F22\F5\F9\ASTM A182-F304\F316\F321\F304L\F316L
2DiscASTM A105\ASTM A182-F11\F22\F5\F9\ASTM A182-F304\F316\F321\F304L\F316L
3SpringGraphite &stainless steel
4BonnetASTM A105\ASTM A182-F11\F22\F5\F9\ASTM A182-F304\F316\F321\F304L\F316L
5BoltA193-B7\A320-B8\A193-B8M
6BallASTM A105\ASTM A182-F11\F22\F5\F9\ASTM A182-F304\F316\F321\F304L\F316L
7SpringAISI9260\AISI6150\ASTM A182-F304\F316\F321\F304L\F316L
8RockerASTM A182Gr.F6a\ASTM A182F22\ASTM A182-F304\F316\F321\F304L\F316L
9PivotASTM A105\ASTM A182-F11\F22\F5\F9\ASTM A182-F304\F316\F321\F304L\F316L
10SeatASTM A105\ASTM A182-F11\F22\F5\F9\ASTM A182-F304\F316\F321\F304L\F316L

Prod Model: H41H/ H41Y
Markets: North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Wcb: Asme B16.10
Class: 150~1500
Ends: Wafer
O-Ring Sealing: PTFE,NBR,Rptfe
Connection Form: Flange
Structure: Swing
Material: Cast Steel
Function: Nrvr Silence
Application: Household Usage
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.

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  • Fangyuan Valve Group Co., Ltd.

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