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3/4" BSPP Fig 642 Safety Valve Pre-Set To 9.5 Bar

Excl. VAT: £189.48
Incl. VAT: £227.38
Product Code: ART642-020-9.5
Quantity:

3/4" BSPP Fig 642 Safety Valve Pre-Set To 9.5 Bar
Albion 3/4" 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 9.5 Bar
Working Temperature EPDM Diaphragm
-50°C to +195°C

Discharge Capacities

DN 20
Bar Air
Nm³/h
Steam
kg/h
Water
m³h
Heating
kW
0.5 85 64 2.7 41
1 124 97 3.7 62
2 204 159 5.2 98
3 279 217 6.4 131
4 357 276 7.4 164
5 438 338 8.2 198
6 512 395 9.0 228
7 586 452 9.7 258
8 660 509 10.4 287
9 734 566 11.0 315
10 808 623 11.6 344
11 882 680 12.2 372
12 956 738 12.7 399
13 1030 795 13.3 426
14 1104 852 13.8 453
15 1178 909 14.3 480
16 1252 966 14.7 506

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 3/4"
L 42
L max 75
H 106
h 36
Hmax 120
SW 34
do 15
kg 0.8





Datasheets

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