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1 1/4" BSPP Fig 642 Safety Valve Pre-Set To 7.5 Bar

Excl. VAT: £348.55
Incl. VAT: £418.26
Product Code: ART642-032-7.5
Quantity:

1 1/4" BSPP Fig 642 Safety Valve Pre-Set To 7.5 Bar
Albion 1 1/4" BSPP ART 642 Gunmetal Safety Valve is a screwed safety valve which is suitable for gases, liquids and steam. Available in a set pressure range from 0.5-16 Bar.

  • Features
  • Screwed BSP Parallel (ISO 228)
  • Gunmetal body
  • Suitable for Gas, Liquid & Steam
  • Fitted with Diaphragm to Protect Spring Housing
  • Set Range 0.5 to 16 Bar
  • WRAS approved (½" - 1¼")
  • ISO 4126-1, PED 2014/68/EU, TRD 421
  • Classification - GL, DNV
  • Typical Applications
  • Pressure vessels
  • Mechanical engineering
  • Pump protection
  • Pressure booster systems water/air-side
  • Cooling/Chilling Systems
  • Steam and Industrial boiler systems
Set Pressure 7.5 Bar
Working Temperature EPDM Diaphragm
-50°C to +195°C

 

Discharge Capacities

DN 32
Bar Air
Nm³/h
Steam
kg/h
Water
m³h
Heating
kW
0.5 208 157 6.6 101
1 315 251 8.9 158
2 525 413 12.6 254
3 729 570 15.4 344
4 916 710 17.7 423
5 1103 851 19.8 500
6 1289 992 21.7 576
7 1476 1130 23.5 650
8 1662 1269 25.1 724
9 1849 1408 26.6 795
10 2036 1546 28.1 865
11 2222 1683 29.4 938
12 2409 1820 30.7 1008
13 2595 1958 32.0 1078
14 2782 2097 33.2 1145
15 2969 2234 34.4 1213
16 3155 2372 35.5 1282

 

Materials

N. Part Name Materials
1 Body Gunmetal
2 Housing Cap Brass / Gunmetal
3 Spring Housing Brass / Gunmetal
4 Lifting Lever Stainless Steel CF8M
5 Spring Stainless Steel 302
6 Seat-Seal PTFE
7 Diaphragm EPDM

Dimensions

DN 1 1/4"
L 47
L max 100
H 150
h 37
Hmax 153
SW 50
do 23
kg 1.7

 

Datasheets

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