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Cast Steel Release Valve For Sewerage Pipeline

Cast Steel Release Valve For Sewerage Pipeline

Description:
The air release valves will be installed at sections of the pipeline where air pockets would be formed. The valves shall be of robust construction of double orifices with an integral isolating valve and flanged base for connection to a valve stem that connects the air valve to the main pipeline. The bore leading to the flange base shall be in accordance to the size of the main pipeline and the expected accumulation of air.
Product Details

Description:

The air release valves will be installed at sections of the pipeline where air pockets would be formed.

The valves shall be of robust construction of double orifices with an integral isolating valve and flanged base for connection to a valve stem that connects the air valve to the main pipeline.

The bore leading to the flange base shall be in accordance to the size of the main pipeline and the expected accumulation of air.


Part Material

NO.

Part Name

Material

1

Lever B

Stainless Steel

2

Piston

Albronze

3

Top Plug

Albronze + Rubber

4

Lever A

Stainless Steel

5

Lock Washers

BUNA-N

6

Guide Sleeve

Albronze

7

Frame

Stainless Steel

8

Float Ball

Stainless Steel

9

Bonnet

Gray Cast Iron

10

Body

Gray Cast Iron

11

Vent Cap

Gray Cast Iron


Technical Specification

Nominal Pressure: 1.0,1.6MPa

DN: 50-300mm

Medium: Water

Work temperature: ≤80℃

Design Standard: BS5163

Flange Standard: BS EN 1092


Competitive Advantage:

Design Standards

• Coating Powder Epoxy Min. 250 micron

• Three Way Functioning:

- Release of large volumes of air during pipeline fill.

- Allows in flows of large volumes of air when pipe is emptied.

- Release of air under pressure

• Low Maintenance

• Working pressure Min. 0.1 bar Max. 16 bar

• Hydraulic test performed under 1.5xPN pressure



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