Cast Iron Full Lug Butterfly Valve

• Customization: Available
• Driving Mode: Pneumatic
• Connection Form: Lug Support
• Model NO.: D71
• Structure: Centre Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Work Pressure: Low Pressure (Pn<1.6mpa)
• Working Temperature: Medium Temperature (120°C<T<450°C)
• Material of Seal Surface: Soft Sealed
• Valve Body: Casting
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Characteristic: Full Lug Butterfly Valve
• Design & Manufacture: API 509, DIN 3202
• Pre-Temp. Rating: Asme B16.34
• Face to Face: API 509, DIN 3202
• Ends Connection: Wafer, Lug or Flanged
• Inspect & Test: API 598
• Certificate 1: Dnv CE 0575
• Certificate 2: ISO 9001: 2008
• Transport Package: Sea Worthy
• Specification: API, ANSI, ASME, DIN, JIS, GB etc.
• Trademark: VATAC/OEM
• Origin: China
• HS Code: 84818040
• Production Capacity: 8000ton Per Year

Product Description

Cast Iron Full Lug Butterfly Valve

Packing & Delivery:

Packing: Plywood box or according to specific customer needing.

Suitable for long-time sea shipment

Delivery: Within 15-30days after receipt of at sight L/C or 30% as advance payment by T/T

Specifications

Size: DN25-1200 (1"-48")

Pressure: PN10/16( 150/200 PSI)

Actuator: Handle/gear box /pneumatic /electric

Standard: API, ASTM, ANSI, DIN, BS, JIS, ISO approved

End connection: Wafer type, flange type, lug type

Features:

1. Unique stem hole design in the disc ensures a dry stem journal;

2.360 degree polished disc assures positive on-off;

3. Long service life, standing the test of tens thousands opening/closing operations;

4. Bubbles-tight sealing with no leakage under the pressure test;

5. Wide selection of materials, applicable to various medium

 

Main Part & Materials
Part Names	Part Materials
Body	Cast Iron			Ductile Iron
	A126 B	GG25	FC 20	A536	A395	GGG40	GGG50
Disc	Ductile Iorn/CF8/CF8M/CF3/CF3M/Alum-Bronze
Stem	SS410/SS420/SS416/SS304/SS316/Monel
Seat/Seat Ring	NBR/EPDM/PTFE
Packing	Graphite/PTFE
Gasket	SS304+Graphite/SS304+Graphite
Suitable Medium	Water, Waste Water, Sewage
Suitable Temperature	-29~150 °C