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Home Butterfly valve Lug butterfly valve
Wafer butterfly valve
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Flanged butterfly valve

Lug butterfly valve

Body:         ASTM A536 65-45-12, WCB, CF8M
Disc:          ASTM A536 65-45-12 Nylon coated, CF8, CF8M, 2507, 1.4462
Seat:          EPDM, NBR, FPM
Stem:         SS420, SS431
Body style:       FLug
Nominal diameter:            2″ – 80″ (DN50mm – DN2000mm)
Top flange:                          ISO5211
Operating pressure:          16bar for DN50-DN300, 10bar for DN350-DN2200
Flange accommodation:   EN 1092 PN 6/PN10/PN16,ASME Class,JIS 5K/10K

Category: Butterfly valve
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Description

Llug concentric butterfly valve features a cartridge type seat, streamlined disc and strong stem-to-disc connection for easy use in many industrial applications such as food and beverage, pulp and paper, chemical, mining, water treatment, power plants, etc. Full rated unidirectional dead-end service is achieved by a lip designed in the lug body.

FEATURES

1,ISO5211 top flange together with stem square suitable for direct mounting of actuators
2,Stem anti-blowout design keep safety in field use
3,Dirtscraper prevents moisture penetrating into the shaft area
4,Suitable for high pressure and full vacuum service due to the use of a cartridge seat design
5,Full rated unidirectional dead-end service is achieved by a lip designed in the lug body
6,No exposed pins or bolts for stem-to-disc connection
7,No need for flange gaskets
8,No risk of damage to the valve during installation in closed position
9,Bubble-tight shut of at full pressure rating
10,Large flow capacity and enough strength because of streamline disc design
11,Plug with O-ring sealing eliminates any leakage from the stem

PARTS LIST AND MATERIAL SPECIFICATION

NO. Part name Material
1 Body ASTM A536 65-45-12, WCB, CF8M
2 Disc ASTM A536 65-45-12 Nylon coated, CF8, CF8M, 2507, 1.4462
3 Seat EPDM, NBR, FPM
4 Stem SS420, SS431
5 Lower Stem SS420, SS431
6 Retainer Nylon for DN50-DN300, SS304 for DN350-DN2000
7 Bearing RPTFE with Graphite on I.D.
8 Weather seal NBR
9 Weather seal NBR
10 Plug Steel galvanized for DN50-DN300, Cover plate for
DN350-DN2000 material same as body with SS304 bolts
11 Screw SS304

TECHNICAL DATA

Body style FLug
Nominal diameter 2″ – 80″ (DN50mm – DN2000mm)
Top flange ISO5211
Operating pressure 16bar for DN50-DN300, 10bar for DN350-DN2200
Temperature range -20 °C to + 140 °C (depending on pressure, medium and material)
Flange accommodation EN 1092 PN 6/PN10/PN16
ASME Class 150
AS 4087 PN10/ PN16
JIS 5K/10K
Applications Potable Water, Wastewater, Seawater, HVAC
Operation Hand lever, gear box, pneumatic actuator, electric actuator
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Mob: +86 186 1689 5255
Whatsapp: +86 186 1689 5255
Factory: No.6 Baimashan Road, Yijiang Dist. Wuhu City, Anhui Province, China

POV VALVE 2023 CREATED BY SHANGHAI POV VALVE. Control Valve Expert.
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