• Wcb/CF8/CF8m Double Expanding Gate Valve
  • Wcb/CF8/CF8m Double Expanding Gate Valve
  • Wcb/CF8/CF8m Double Expanding Gate Valve
  • Wcb/CF8/CF8m Double Expanding Gate Valve
  • Wcb/CF8/CF8m Double Expanding Gate Valve
  • Wcb/CF8/CF8m Double Expanding Gate Valve

Wcb/CF8/CF8m Double Expanding Gate Valve

Characteristic: Double Expanding Gate Valve
Design & Manufacture: API 6D, API 6A
Pre-Temp. Rating: ASME B16.34
Face to Face: API 6D
Ends Connection: ASME B16.25, ASME B16.5/16.47
Inspect & Test: API 598
Customization:

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Basic Info.

Model NO.
Z47
Certificate 1
Dnv CE 0575
Certificate 2
ISO 9001: 2008
Transport Package
Sea Worthy Ply-Wood Packing
Specification
API, ANSI, ASME, DIN, JIS, GB etc.
Trademark
VATAC or OEM
Origin
China
HS Code
84818010
Production Capacity
6000ton Per Year

Product Description

WCB/CF8/CF8M Double Expanding Gate Valve Conform to API 6D, and API 6A.
They are tested according to API 598, and marked as per MSS SP-25.

1. Construction is as follows:
- Full Port
- Outside Screw and Yoke(OS&Y)
- Bolted Bonnet with spiral-would gasket, and pressure seal bonnet
- Expanding or Double Expanding
- Solid  Wedge
- Butt Weld Ends to ASME B16.25
- Flanged Ends to ASME B16.5 and B16.47

2. Main Part & Materials
Part Names Part Materials
Body WCB LCB WC6 CF8 CF8M CF3 CF3M C83600/C95800
Bonnet WCB LCB WC6 CF8 CF8M CF3 CF3M C83600/C95800
Disc/Ball/Wedge WCB LCB WC6 CF8 CF8M CF3 CF3M C83600/C95800
Stem F6a F304 F6a F304 F316 F304L F316L C83600/C95800
Seat/Seat Ring 13%Cr SS304 13%Cr SS304 SS316 SS304L SS316L C83600/C95800
PTFE/VITON
Packing Graphite/PTFE
Gasket SS304+Graphite/SS304+Graphite
Bolts/Nuts B7/2H L7/4 B16/4 B8/8 B8M/8M B8/8 B8M/8M B8M/8M
Suitable Medium W.O.G etc. HNO3, CH3OOH etc. Sea Water etc.
Suitable Temperature -29~425 °C -46~340 °C -46~340 °C -196~427 °C -196~427 °C -196~427 °C -196~427 °C -29~220 °C

3. Normal Pressure Rating
PN10~PN420, CLASS150~2500

4. Normal Size Range
DN50~DN1000, 2"~40"


Wcb/CF8/CF8m Double Expanding Gate Valve
Wcb/CF8/CF8m Double Expanding Gate Valve
Wcb/CF8/CF8m Double Expanding Gate Valve

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Diamond Member Since 2009

Suppliers with verified business licenses

Manufacturer/Factory, Trading Company
Management System Certification
ISO 9001, ISO 14001, HSE, QC 080000, WRAP