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Fig. 811 and Fig. 911 Strainer

Verified by manufacturer 20 days ago

DN50

Hattersley Variant:

Ductile iron, Y-type strainer (Fig. 811) and variant (Fig. 911) inclusive of two Fig. 631 test points.

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Application

Suitable for saturated steam service.

Description

Ductile iron, Y-type strainer (Fig. 811) and variant (Fig. 911) inclusive of two Fig. 631 test points.


Features and benefits:

  • High strength ductile iron construction.
  • Streamlined flow contours minimize pressure drop.
  • Asbestos-free non-stick gasket.
  • Suitable for saturated steam service.
  • Comprehensive flow characteristics available.
  • Fig. 911 supplied complete with two Fig. 631 test points.
  • Bolted cover.

General information

Color

Blue

Guidance for specification option:

Body and cover.

Material

Ductile iron

Guidance for specification option:

Body, cover and plug.

Stainless steel

Guidance for specification option:

Screen.

Steel

Graphite

Guidance for specification option:

Gasket.

Teflon

Guidance for specification option:

Gasket.

Uniclass

Pr_65_57_95_96 Water strainersPrimary

Specification data - Water strainers

Material

Body, cover and plug: Ductile iron BS EN 1563, Screen: Stainless steel grade 304, Gasket: Teflon/ Graphite.

Guidance for specification option:

Stainless steel to BS EN SS 304 and AISI 304.

Mesh size

Single screen, 1.6 mm mesh.

Connections

-

Type

Flanged to BS EN 1092-2, PN25.

Size

DN50.

Manufacturer guidance

Nominal diameter.

PressureRange

Temperature: -10 to +120°C: 25 bar, +220°C: 21.5 bar.

Guidance for specification option:

  • PN25.
  • Fig. 911 restricted to 180°C.

Manufacturer guidance

  • Hydraulic pressure test: Shell (37.5 bar).

Dimensions

230 x 146 x 178 mm.

Manufacturer guidance

Nominal A x B x C, where C = withdrawal distance for the strainer screen.

Weight

10.5 kg.

Flow capacity

59 Kv.

Manufacturer guidance

Flow coefficient Kv.

EffectiveArea

33%.

Manufacturer guidance

Free flow area/cm².

Plug

DN15.

Manufacturer guidance

Cover plug size.

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