Basic Info.
Work Pressure
Low Pressure (Pn<1.6mpa)
Working Temperature
Low Temperature (-100°C<T<-40°C)
Material of Seal Surface
Soft Sealed
Valve Body
Casting
Characteristic
Double-Offset Double Flanged Stainless Steel Butte
Design & Manufacture
API 509
Pre-Temp. Rating
ASME B16.34
Face to Face
API 509
Ends Connection
Wafer, Lug or Flanged
Inspect & Test
API 598
Certificate 1
Dnv CE 0575
Certificate 2
ISO 9001: 2008
Transport Package
Sea Worthy Ply-Wood Packing
Specification
API, ANSI, ASME, BS, DIN, JIS, GB etc.
Trademark
VATAC or OEM
Origin
China
HS Code
8481804090
Production Capacity
8000 Ton Per Year
Product Description
Double-offset Double Flanged Stainless Steel Butterfly Valve Conform to API 509, They are tested according to API 598, and marked as per MSS SP-25
Construction is as follows:
Main Part & Materials
OUR ADVANTAGE
Normal Pressure Rating
PN10~PN64, CLASS150~600
Normal Size Range
DN50~DN1800, 2"~72"
Construction is as follows:
- Double or Triple Eccentric | |||
| - Single Type Body | |||
| - Renewable Sealing Ring | |||
| - Fire Safe Design | |||
| - Anti-static Design | |||
| - Uni-direction or Bi-direction | |||
| - Butt Weld Ends to ASME B16.25 | |||
| - 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 |
OUR ADVANTAGE
Normal Pressure Rating
PN10~PN64, CLASS150~600
Normal Size Range
DN50~DN1800, 2"~72"
