Pipes - Heating Expansion and Cooling Contraction

Expansion or contraction when heating or cooling cast iron, carbon and carbon molybdenum steel, wrought iron, copper, brass and aluminum pipes

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Temperature expansion pipes or tubes:

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Temperature Expansion of Pipes (in/100 ft)
Saturated Steam Pressure¹⁾(psi)	Temperature *(^oF)*	Cast Iron	Carbon and carbon Molybdenum	Wrought Iron	4-6% Cr. Alloy Steel	12% Cr. Stainless Steel	18 Cr. -8Ni Stainless Steel	Copper	Brass	Aluminum 2-S
	-200	-1.058	-1.282	-1.289	-1.250	-1.170	-2.030	-1.955	-2.065	-2.69
	-180	-0.982	-1.176	-1.183	-1.150	-1.070	-1.850	-1.782	-1.890	-2.44
	-160	-0.891	-1.066	-1.073	-1.030	-0.970	-1.670	-1.612	-1.705	-2.18
	-140	-0.797	-0.948	-0.955	-0.970	-0.870	-1.480	-1.428	-1.508	-1.93
	-120	-0.697	-0.826	-0.833	-0.800	-0.750	-1.300	-1.235	-1.308	-1.67
	-100	-0.593	-0.698	-0.705	-0.700	-0.630	-0.090	-1.040	-1.098	-1.40
	-80	-0.481	-0.563	-0.570	-0.550	-0.520	-0.880	-0.835	-0.888	-1.12
	-60	-0.368	-0.428	-0.435	-0.430	-0.400	-0.670	-0.630	-0.673	-0.85
	-40	-0.248	-0.288	-0.295	-0.290	-0.270	-0.450	-0.421	-0.452	-0.58
	-20	-0.127	-0.145	-0.152	-0.145	-0.130	-0.225	-0.210	-0.227	-0.28
	0	0	0	0	0	0	0	0	0	0
	20	0.128	0.148	0.180	0.140	0.140	0.223	0.238	0.233	0.32
	32	0.209	0.230	0.280	0.234	0.234	0.356	0.366	0.373	0.50
29.39	40	0.270	0.300	0.350	0.280	0.280	0.446	0.451	0.466	0.63
	60	0.410	0.448	0.540	0.430	0.430	0.669	0.684	0.690	0.93
28.89	80	0.550	0.580	0.710	0.500	0.550	0.892	0.896	0.920	1.24
27.99	100	0.680	0.753	0.887	0.650	0.690	1.115	1.134	1.150	1.53
26.48	120	0.830	0.910	1.058	0.800	0.820	1.338	1.366	1.390	1.84
24.04	140	0.970	1.064	1.240	0.950	0.960	1.545	1.590	1.625	2.15
20.27	160	1.110	1.200	1.420	1.100	1.090	1.784	1.804	1.865	2.46
14.63	180	1.240	1.360	1.580	1.250	1.230	2.000	2.051	2.100	2.77
6.45	200	1.390	1.520	1.750	1.400	1.380	2.230	2.296	2.340	3.08
0	212	1.480	1.610	1.870	1.500	1.460	2.361	2.428	2.467	3.28
2.5	220	1.530	1.680	1.940	1.550	1.510	2.460	2.516	2.580	3.41
10.3	240	1.670	1.840	2.120	1.720	1.650	2.680	2.756	2.830	3.73
20.7	260	1.820	2.020	2.300	1.880	1.790	2.920	2.985	3.070	4.07
34.5	280	1.970	2.180	2.470	2.050	1.930	3.150	3.218	3.315	4.40
52.3	300	2.130	2.350	2.670	2.200	2.080	3.390	3.461	3.565	4.74
74.9	320	2.268	2530	2.850	2.370	2.220	3.615	3.696	3.820	5.10
103.3	340	2.430	2.700	3.040	2.530	2.360	3.840	3.941	4.065	5.43
138.3	360	2.590	2.880	3.230	2.700	2.510	4.100	4.176	4.350	5.78
180.9	380	2.750	3.060	3.425	2.860	2.670	4.346	4.424	4.610	6.13
232.4	400	2.910	3.230	3.620	3.010	2.820	4.580	4.666	4.870	6.47
293.7	420	3.090	3.421	3.820	3.180	2.980	4.800	4.914	5.150	6.84
366.1	440	3.250	3.595	4.020	3.350	3.130	5.050	5.154	5.400	7.19
451.3	460	3.410	3.784	4.200	3.530	3.290	5.300	5.408	5.680	7.55
550.3	480	3.570	3.955	4.400	3.700	3.450	5.540	5.651	5.950	7.90
664.3	500	3.730	4.151	4.600	3.860	3.600	5.800	5.906	6.220	8.25
795.3	520	3.900	4.342	4.810	4.040	3.760	6.050	6.148	6.500	8.61
945.3	540	4.080	4.525	5.020	4.200	3.930	6.280	6.410	6.780	8.98