Water pressure & temperature look up reference tables and conversion factors

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Water pressure equivalents and water pressure conversion factors + temperature

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TAPSHOP
PO Box 384, Eastleigh,
Southampton, SO50 4XN

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EG: In the following table 1 bar pressure = 10 metres head of water or 32.81 feet head of water etc etc

WATER PRESSURES (Approximate equivalents)
BARS	METRES head of water	FEET head of water	ATMOSPHERES	P.S.I
0.1	1	3.28	0.1	1.42
0.2	2	6.56	0.2	2.84
0.3	3	9.84	0.3	4.27
0.4	4	13.12	0.4	5.68
0.5	5	16.41	0.49	7.11
1	10	32.81	0.97	14.22
1.5	15	49.22	1.46	21.33
2	20	65.62	1.94	28.44
2.5	25	82.03	2.43	35.55
3	30	98.43	2.91	42.66
3.5	35	114.84	3.40	49.77
4	40	131.24	3.88	56.88
4.5	45	147.65	4.37	63.99
5	50	164.05	4.85	71.10

WATER PRESSURE CONVERSION FACTORS
BARS	multiply by	10	to find	METRES of water
"	multiply by	14.22	to find	Pounds per sq inch
"	multiply by	32.81	to find	FEET of water
"	multiply by	0.97	to find	ATMOSPHERES
METRES head	multiply by	0.1	to find	BARS
"	multiply by	1.422	to find	Pounds per sq inch
"	multiply by	3.281	to find	FEET of water
"	multiply by	0.097	to find	ATMOSPHERES
FEET head	multiply by	0.03	to find	BARS
"	multiply by	0.434	to find	Pounds per sq inch
"	multiply by	0.305	to find	METRES of water
"	multiply by	0.029	to find	ATMOSPHERES
ATMOSPHERES	multiply by	1.033	to find	BARS
"	multiply by	14.7	to find	Pounds per sq inch
"	multiply by	10.33	to find	METRES of water
"	multiply by	33.9	to find	FEET of water
Pounds per sq inch (P.S.I)	multiply by	0.07	to find	BARS
"	multiply by	0.068	to find	ATMOSPHERES
"	multiply by	0.703	to find	METRES of water
"	multiply by	2.309	to find	FEET of water

TEMPERATURE (Approximate equivalents)
deg CELSIUS (or Centigrade)	deg FAHRENHEIT
-17.8	0
-10	14
0	32
10	50
20	68
30	86
40	104
50	122
60	140
70	158
80	176
90	194
100	212

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