2. Main Part & Materials   3. Normal Pressure Rating PN10~PN64, CLASS150~600 OUR ADVANTAGE   FOUNDRY - CASTING * FORGING Baby Diaper Production Line,Automatic Control Bady Diaper Production Line,Baby Diaper Making Machine,Newborn Baby Diaper Machine GUANGZHOU XINGSHI EQUIPMENTS CO,.LTD. , https://www.xingshiequipments.com
Gear Operated Stainless Steel CF8/CF8M/CF3/CF3M Double Flange Butterfly Valve Conform to BS1868, API 6D, ASME B16.34,  They are tested according to API 598, and marked as per MSS SP-25.
1. Construction is as follows: Â
- 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)
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
4. Normal Size Range
DN50~DN750, 2"~30"
 
Gear Operated Stainless Steel CF8/CF8m/CF3/CF3m Double Flange Butterfly Valve
Model NO.: D371
Material of Seal Surface: Metal Hard Sealed
Application: Industrial Usage, Water Industrial Usage, Household Usage
Characteristic: Flanged Butterfly Valve
Design & Manufacture: API 509
Pre-Temp. Rating: Asme B16.34
Face to Face: API 509
Ends Connection: RF
Inspect & Test: API 598
Certificate 1: Dnv CE 0575
Certificate 2: ISO 9001: 2008
Certificate 3: API 600
Certificate 4: API 6D
Trademark: Vatac/OEM
Transport Package: Sea Worthy
Specification: API, ISO, BS, JIS
Origin: China
HS Code: 848180