Tiangong Valve Group Co., Ltd

High quality product, professional service, being the core supplier in valve industry!

Lug Double Offset Butterfly Valve

Lug Double Offset Butterfly Valve

Basic Info ●Model NO.: DL2F ●Connection: Lug ●Application: Water Industrial Usage ●Package: Plywood Case ●Origin: Zhejiang, China ●Driving Mode: Lever, Worm Gear, Electrical, Pneumatic ●Material of Seal Surface: Soft Sealed ●Trademark: Tiangong or As Client’s request ●Specification: CE, ISO, API...

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Product Details

Basic Info

●Model NO.: DL2F

●Connection: Lug

●Application: Water Industrial Usage

●Package: Plywood Case

●Origin: Zhejiang, China

●Driving Mode: Lever, Worm Gear, Electrical, Pneumatic

●Material of Seal Surface: Soft Sealed

●Trademark: Tiangong or As Client’s request

●Specification: CE, ISO, API

●HS Code: 8481804090


Product Description 

Lug Double Offset Butterfly Valve


Tiangong Valve Group Co., Ltd. is a high-tech enterprises specialized in manufacturing  valves, integrating scientific research, production, distribution and service. Founded in 1985, covers an areas of 20000 square meters. More than 120 employees, including 25% of engineers and technicians. Our hit products are butterfly valves.
Our company always pays attention to brand strategy and marketing innovation, all of Tiangong products have passed the CE certification and the testing of Shanghai industrial Automatic Instrument Institute with every performance and index qualified. We have international advanced production line, precise machining center and perfect testing equipment, according to ISO9001 international quality management system to organize production.
"people-oriented, technology navigation; Based on the market, sincere service " are our company philosophy, eager to progress, active in innovation, seek after truth, advance with times, to push our brand to all of the world.
Tiangong will bring you much more convenience.

Features
1. The valve adopts double eccentric structure. No wear between the valve seat and valve plate.
2. The sealing ring of this butterfly valve are soft elastic sealing which make the valve with bi-direction sealing. All with excellent sealing properties, resistant to corrosion, long service life both in low pressure and high temperature.
3. The sealing surface of the disc is welding of cobalt-based alloy, with the advantage of wear resistance, long service life.
4. There is a two-way sealing function of the valve. No restriction from the media flows and spatial location, which can be installed in any direction.
5. The driving device can be installed multi-bit (rotation 90° Or 180° ), easy to use.

Nominal diameter DN(mm)

DN50-DN1600

Nominal pressure

PN 1.0MPa

PN1.6MPa

Nominal pressure

Strength test

PN 1.5MPa

PN2.4MPa

Seal test

PN1.1MPa

PN1.76MPa

Materials/code name

C

P

R

 
      
     Major parts

Valve body

WCB

304(CF8)

316(CF8M)

Valve disc

WCB

304(CF8)

316(CF8M)

Valve stem

WCB,Stainless steel

O-ring

PTFE,stainless steel

Packing

PTFE,flexible graphite

Applicable Operating Mode

Applicable medium

Water,steam,oils

nitrose

Acetic acid

Suitable temperature

WCB:-29ºC--425ºC   Stainless steel-40ºC--600ºC

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