Copper Tubes Type K - Dimensions and Physical Characteristics

Physical characteristics of copper tubes dimensions 1/4" to 12"

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The table below can be used to find physical characteristics and data about copper pipes type K.

Dimensions and Physical Characteristics of Copper Tube TYPE K
Nominal or standard size (inches)	Nominal dimensions (inches)			Calculated values (based on nominal dimensions)
	Outside diameter	Inside diameter	Wall thickness	Cross sectional area of bore (square inches)	Weight of tube only (pounds per linear foot)	Weight of tube & water (pounds per linear foot)	Contents of tube (per linear foot)
	Outside diameter	Inside diameter	Wall thickness	Cross sectional area of bore (square inches)	Weight of tube only (pounds per linear foot)	Weight of tube & water (pounds per linear foot)	Cubic feet	Gallon
1/4	.375	.305	.035	.073	.145	.177	.00051	.00379
3/8	.500	.402	.049	.127	.269	.324	.00088	.00660
1/2	.625	.527	.049	.218	.344	.438	.00151	.0113
5/8	.750	.652	.049	.334	.418	.562	.00232	.0174
3/4	.875	.745	.065	.436	.641	.829	.00303	.0227
1	1.125	.995	.065	.778	.839	1.18	.00540	.0404
1-1/4	1.375	1.245	.065	1.22	1.04	1.57	.00847	.0634
1-1/2	1.625	1.481	.072	1.72	1.36	2.10	.0119	.0894
2	2.125	1.959	.083	3.01	2.06	3.36	.0209	.156
2-1/2	2.625	2.435	.095	4.66	2.93	4.94	.0324	.242
3	3.125	2.907	.109	6.64	4.00	6.87	.0461	.345
3-1/2	3.625	3.385	.120	9.00	5.12	9.01	.0625	.468
4	4.125	3.857	.134	11.7	6.51	11.6	.0813	.608
5	5.125	4.805	.160	18.1	9.67	17.5	.126	.940
6	6.125	5.741	.192	25.9	13.9	25.1	.180	1.35
8	8.125	7.583	.271	45.2	25.9	45.4	.314	2.35
10	10.125	9.449	.338	70.1	40.3	70.6	.487	3.64
12	12.125	11.315	.405	101	57.8	101	.701	5.25

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