Double Flanged RF/Rtj Connection Hydraulic Counterweight Butterfly Valve

• Driving Mode: Hydraulic
• Connection Form: Flange
• Structure: Three-Eccentric Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Work Pressure: Mid-Pressure (2.5mpa< Pn <6.4mpa)
• Model NO.: D314
• Working Temperature: Medium Temperature (120°C<T<450°C)
• Material of Seal Surface: Metal Hard Sealed
• Valve Body: Casting
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Characteristic: Hydraulic Counterweight Butterfly Valve
• Design & Manufacture: API 609, DIN 3202
• Pre-Temp. Rating: Asme B16.34
• Face to Face: API 609, DIN 3202
• Ends Connection: RF, Rtj
• Inspect & Test: API 598
• Certificate 1: Dnv CE 0575
• Certificate 2: ISO9001:2008
• Certificate 3: API 6D
• Certificate 4: API 600
• Transport Package: Sea Worthy or Air Worthy
• Specification: API, ANSI, ASME, DIN, JIS, GB etc.
• Trademark: VATAC or OEM
• Origin: China
• HS Code: 84818010
• Production Capacity: 6000ton Per Year

Product Description

Double Flanged RF/RTJ Connection Hydraulic Counterweight Butterfly Valve  Conform to API 609, DIN 3202. They are tested according to API 598, and marked as per MSS SP-25

 

Construction is as follows:  

- Concentric Type

- Single Type Body

- Soft Seated

- Double Half Stem

- Through Stem With Pin

- Uni-direction or Bi-direction

- Flanged Ends to ASME B16.5

- Wafer or Lug Suit to Flanged(ASME B16.5 or B16.47)

 

Main Part & Materials 

Part Names	Part Materials
Body	WCB	LCB	WC6	CF8	CF8M	CF3	CF3M
Disc	WCB	LCB	WC6	CF8	CF8M	CF3	CF3M
Stem	F6a	F304	F6a	F304	F316	F304L	F316L
Seat/Seat Ring	PTFE/RPTFE/NYLON/DEVLON/PEEK or METAL
Packing	Graphite/PTFE
Gasket	SS304+Graphite/SS304+Graphite
Bolts/Nuts	B7/2H	L7/4	B16/4	B8/8	B8M/8M	B8/8	B8M/8M
Suitable Medium	W.O.G etc.			HNO3, CH3OOH etc.
Suitable Temperature	-29~425 °C	-46~340 °C	-46~340 °C	-196~427 °C	-196~427 °C	-196~427 °C	-196~427 °C

 

Normal Pressure Rating

PN10~PN64, CLASS150~600

Normal Size Range
DN50~DN1800, 2"~72"