GF Malleable Fittings 331 - union flat seat, black

- Union flat seat, ISO/EN U2

- Supplied without sealing gaskets; b and z2 include the seal thickness as per table "Sealing Gasket Dimension".
- 374 G ... refers to the thread size G according to ISO 228 of the union nut 374.

Item details

1154331 / - / -

GF Malleable Fittings 331 - union flat seat, black 1/4

1154332 / - / -

GF Malleable Fittings 331 - union flat seat, black 3/8

1154333 / - / -

GF Malleable Fittings 331 - union flat seat, black 1/2

1154334 / - / -

GF Malleable Fittings 331 - union flat seat, black 3/4

1154335 / - / -

GF Malleable Fittings 331 - union flat seat, black 1

1154336 / - / -

GF Malleable Fittings 331 - union flat seat, black 1 1/4

1154337 / - / -

GF Malleable Fittings 331 - union flat seat, black 1 1/2

1154338 / - / -

GF Malleable Fittings 331 - union flat seat, black 2

1154339 / - / -

GF Malleable Fittings 331 - union flat seat, black 2 1/2

1154340 / - / -

GF Malleable Fittings 331 - union flat seat, black 3

About

Specification

- Unique Whiteheart ductile Cast Iron to EN-GJMW-400-5
to BS EN 1562, design symbol A
- Thread type BSP - R or Rp to BS EN 10226-1 / ISO 7-1
- Union or flat-nut thread types to BS EN 228-1
- Manufactured to BS EN 10242 (ISO 49)
- Cast Iron is fire class A1 to BS EN 13501-1 (CWFT)
acc. to Commission Decision 96/603/EC (as amended)
- Natural Black or Galvanized (99.995 zinc)
- Coated with medical-grade oil for corrosion protection
- Suitable for systems covered by the Pressure Equipment
Safety Regulation:2016
- Max. pressure 25 bar up to 120 degrees,
between 120-300 degrees use interpolated values,
Max. 20bar at 300 degrees
- Sizes from ¼" to 4"

Application

- Heating - LTHW, MTHW and HTHW
- Steam
- Chilled water and cooling applications
- Compressed air
- Fuel gases
- Fuel oils
- Fire defence / sprinklers