Pipeline ancillaries

Air vents and air eliminators

Steam

saturation

curve

7.12.1

ISO 9001

TI-P010-02

ST Issue 10

Cert. No. LRQ 0963008

Description

AV13

Air Vent for Steam Systems

The AV13 is a maintainable balanced pressure thermostatic air

vent with angled connections.

Standards

This product fully complies with the requirements of the European

Pressure Equipment Directive 97/23/EC.

Certification

This product is available with a manafacturers' Typical Test Report.

Note: All certification/inspection requirements must be stated at

the time of order placement.

Sizes and pipe connections

3

/

8

", 1⁄2" and 3⁄4" screwed BSP (BS 21 parallel) or NPT.

Pressure/temperature limits (ISO 6552)

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Pressure bar g

The product must not be used in this region.

PN16

16 bar g @120°C

250°C @ 7 bar g

-20°C

13 bar g @ 220°C

250°C @ 7 bar g

0°C

Designed for a maximum cold hydraulic test pressure of 24 bar g

Body design conditions

PMA Maximum allowable pressure

TMA Maximum allowable temperature

Minimum allowable temperature

PMO Maximum operating pressure

TMO Maximum operating temperature

Minimum operating temperature

Kv value

For conversion:

Materials

No. Part

1

Body

2

Cap

3

'O' ring

4

Capsule

5

Spring

6

Spacer plate

7

Seat

8

Seat gasket

Kv value 0.45 (cold)

Cv (UK) = Kv x 0.963

Material

Brass

Brass

Synthetic rubber high fluorine fluorocarbon

Stainless steel

Stainless steel

Stainless steel

Stainless steel

Stainless steel

Cv (US) = Kv x 1.156

BS EN 12165 CW 617N

BS EN 12165 CW 617N

BS 2056 302 S26

BS 1449 304 S16

BS 970 431 S29

BS 1449 304 S11

Local regulations may restrict the use of this product to below the conditions quoted.

In the interests of development and improvement of the product, we reserve the right to change the specification without notice.

© Copyright 2007

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