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Butterfly valve connection method 3: Lug Butterfly Valve

37 views Source: VALTEC China Valve Manufacture CO.,LTD

The lug type butterfly valve is also called the single-clamp type butterfly valve. This kind of butterfly valve uses stud bolts to connect the butterfly valve between the two pipeline flanges. And a valve for regulating fluid passages, suitable for fire pipelines, drainage, sewage, heating and other pipeline systems. When installing the lug butterfly valve, pay attention to fully open the butterfly plate. After adding a sealing gasket between the flange surface of the pipeline and the sealing ring of the butterfly valve, it can be tightened and clamped.

lug type butterfly valve

The lug butterfly valve is widely used and has various varieties, such as metal hard sealing butterfly valve: manual, worm gear, pneumatic, electric; lug soft sealing midline butterfly valve: manual, worm gear, pneumatic, electric.

Lug Butterfly Valve Features

  • Simple structure, small size, light weight and small installation size.
  • Close seal and flow regulation function well
  • Suitable for large and medium caliber use

Lug Butterfly Valve Parameters

SizeDN50~DN600
Pressure0.6MPa, 1.0MPa, 1.6MPa
Working Temperature-20~300℃
Body MaterialCast iron, cast steel, stainless steel, alloy steel, etc.
Disc materialCast iron, cast steel, stainless steel, alloy steel, etc.

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