Specifications

butterfly valves Wafer and Lug Type
1) DN40-1200 PN10/16
2) ISO9001:2008 and CE Certificates
3) Manufacturer, high quality

Lug butterfly valve

Specification:

Size: 2”-24” / 50mm – 600 mm

Design standard: API 609, BS EN 593, MSS SP-67.

Face-to-Face dimension: API 609, ISO 5752, BS EN 558, BS 5155, MS SP-67.

Flange Drilling: ANSI B 16.1, BS EN 1092, DIN 2501 PN 10/16, BS 10 Table E.

Test: API 598.

Lever / worm gearbox operator.

Pressure & Temperature ratings:

Working Pressure	PN10 / PN16
Testing Pressure	Shell: 1.5 times rated pressure, Seat: 1.1 times rated pressure.
Working Temperature	-10°C to 80°C (NBR) -10°C to 120°C (EPDM)
Suitable Media	Water, Oil and gas.

Materials:

Parts	Materials
Body	Cast iron, ductile iron, carbon steel, stainless steel
Disc	Nickel ductile iron / Al bronze / Stainless steel
Seat	EPDM / NBR / VITON / PTFE
Stem	Stainless steel / Carbon steel
Bushing	PTFE
“O” ring	PTFE
Pin	Stainless steel
Key	Stainless steel

Application:

This kind of butterfly valve is widely utilized in foodstuff, pharmacy, chemical industry etc. and industrial environmental protection, water treatment, high building, water supply and draian tubing line open or close or adjusting medium.

 

Application:

This valve is used for throttling or shutting off the flow of corrosive or non-corrosive gased, liquids and semi-liquid. It can be installed in any selected position in pipelines in the industries of petroleum processing, chemicals, food, medicine, textile, paper making, hydroelectricity engineering, building, water supply and sewage, metallurgy, energy engineering as well as light industry.