7.7.9

Steam

saturation

curve

Pipeline ancillaries

Strainers and filters

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 2015

Fig 12

SG Iron

Strainer

TI-P163-01

ST Issue 8

Size 1⁄2" to 2"

Description

The Fig 12 is an SG iron screwed Y-type strainer. The standard

stainless steel screen is 0.8 mm perforations. As options, other

perforations and mesh sizes are available as well as monel screens.

The strainer cap can be drilled and tapped for blowdown and drain

valves if required.

Standards

This product fully complies with the requirements of the European

Pressure Equipment Directive 97/23/EC.

Certification

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

Note: All certification / inspection requirements must be stated at the

time of order placement.

Sizes and pipe connections

1⁄2", 3⁄4", 1", 11⁄4", 11⁄2", 2", 21⁄2" and 3" screwed BSP or NPT.

Optional extras

Strainer screens

Stainless steel screen

Monel

4

1

Perforations 1.6, 3 mm

Mesh

40, 100, 200

Perforations 0.8, 3 mm

3

Mesh

100

2

Blowdown or drain valve connections.

The cap can be drilled to the following sizes to enable a blowdown

or drain valve to be fitted.

Strainer size

Blowdown valve

Drain valve

1⁄2"

1⁄4"

1⁄4"

Size 21⁄2" and 3"

3⁄4" and 1"

11⁄4" and 11⁄2"

2" to 3"

1⁄2"

1"

11⁄4"

1⁄2"

3⁄4"

3⁄4"

Pressure/temperature limits

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Body design conditions

PN25

PMA Maximum allowable pressure

25 bar g @ 120°C

TMA Maximum allowable temperature260°C @ 19.5 bar g

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1

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Pressure bar g

The product must not be used in this region.

3

6

Materials

No. Part

1 Body

2 Cap

3 Cap gasket

4 Strainer screen

5 Bolt

6 Washer

2

5

DIN 1693 GGG 40

1.0460 and ASTM A105N

316L

BS 3692 Gr. 8.8

BS 4320 TI Form A

Minimum allowable temperature

PMO

Maximum operating pressure

for saturated steam service

-10°C

21 bar g

Material

TMO Maximum operating temperature260°C @ 19.5 bar g

Minimum operating temperature

1⁄2" to 2"

-10°C

SG iron

Carbon steel

Reinforced exfoliated graphite

Stainless steel

Carbon steel

Carbon steel

21⁄2" and 3"

0°C

Note: For lower operating temperatures consult Spirax Sarco

Designed for a maximum cold hydraulic test pressure of 38 bar g

T

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m

p

e

r

a

t

u

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e

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C