Hattersley Fig 1732 Fixed Orifice Double Regulating Valve

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Figure 1732 fixed orifice double regulating valves are used to regulate and measure the flow passing through it.

Size Range

15mm – 50mm (1/2” – 2”)

End connections

Threaded BSP
Compression ends

Temperature range

Threaded ends: -10 °C to + 120 °C (Depending on pressure)

Pressures rating

Threaded ends: 20 bar
Compression ends: 16 bar

Body material

Bronze – BS EN 1982 CC491K

Stem Material

DZR Copper alloy – BS EN 12165 CW602N

Stem seal material

EPDM

Disk material

DZR Copper alloy – BS EN 12165 CW602N

Disk seal material

PTFE

Bonnet material

DZR Copper alloy – BS EN 12165 CW602N

Orifice inserts material

DZR Copper alloy – BS EN 12165 CW602N

Test points

Hattersley fig 631 (Brass)

Specification

Plastic non rising hand wheel operated
Numerical indicator
Characterised regulating disk
WRAS approved