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2" BSPP Fig 642 Safety Valve Pre-Set To 5.5 Bar

Excl. VAT: £589.14
Incl. VAT: £706.97
Product Code: ART642-050-5.5
Quantity:

2" BSPP Fig 642 Safety Valve Pre-Set To 5.5 Bar
Albion 2" 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
Max. Pressure 5.5 Bar
Working Temperature EPDM Diaphragm
-50°C to +195°C

Discharge Capacities

DN50
BarAir
Nm³/h
Steam
kg/h
Water
m³h
Heating
kW
0.5 494 372 15.5 239
1 700 559 21.1 352
2 1145 902 29.8 553
3 1573 1230 36.5 741
4 1975 1532 42.1 913
5 2378 1834 47.1 1078
6 2780 2139 51.6 1243
7 3182 2436 55.7 1403
8 3585 2737 59.5 1561
9 3987 3036 63.2 1713
10 4389 3334 66.6 1866
11 4792 3630 69.8 2023
12 5194 3925 72.9 2173
13 5597 4222 75.9 2325
14 5999 4521 78.8 2468
15 6401 4817 81.5 2616
16 6804 5114 84.2 2764

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 2"
L 68
L max 150
H 229
h 55
Hmax 252
SW 70
do 39
kg 5.8

Datasheets

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