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| Bronze Air Valve |
Fig. 4170 |
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This fitting has Inspector's Test Gauge connection screwed 3/8" BSP female
thread with a bronze elbow outlet. |
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| Bronze Tester Valve |
Fig. 4180 |
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This fitting has Inspector's Test Gauge
connection screwed 3/8" BSP female thread and plugged. It can be supplied with a flanged test gauge connection as an extra if required. Flange 1 5/8" (40mm) diameter 3/16" (5mm) thick. |
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| Bronze Boiler Valve |
Fig. 4190 |
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This fitting is suitable for pressure gauge take-off connections etc. It has a union outlet with tailpiece screwed 1/4" BSP female thread. |
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Ratings |
Fig. 4170 & 4180 & 4190 |
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Figure
Numbers |
Flanged Connection (can also be supplied to ANSI) |
Specification |
Nominal Size |
Flange Diameter |
Saturated Steam Pressure |
4170 |
BS 10
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1/2" |
4 1/2" |
Up to 352 lbf/in² |
4180 |
Table 'H' |
4190 |
BS 4504 |
25 mm |
115 mm |
Up to 24.3 BAR |
Table 40/21 |
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Bronze BS1400 LG2 body and cover with nickel alloy seat and valve head.
When ordering please state the boiler working pressure and flange specification. |
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