CPVC Sch 40 Chart

Nom. Size (in)	O.D. (A)	I.D. (B)	Min. Wall (C)	Nom. Wt./Ft.	Max. W.P. PSI**
1/4”	0.54	0.364	0.088	0.096	780
3/8”	0.675	0.493	0.091	0.122	620
1/2”	0.84	0.622	0.109	0.18	600
3/4”	1.05	0.824	0.113	0.239	480
1”	1.315	1.049	0.133	0.352	450
1-1/4”	1.66	1.38	0.14	0.475	370
1-1/2”	1.9	1.61	0.145	0.568	330
2”	2.375	2.067	0.154	0.761	280
2-1/2”	2.875	2.469	0.203	1.201	300
3”	3.5	3.068	0.216	1.572	260
3-1/2”	4	3.548	0.226	1.905	240
4”	4.5	4.026	0.237	2.239	220
5”	5.563	5.047	0.258	3.095	190
6”	6.625	6.065	0.28	3.945	180
8”	8.625	7.981	0.322	5.958	160
10”	10.75	10.02	0.365	8.458	140
12”	12.75	11.938	0.406	11.172	130
14”	14	13.126	0.437	13.262	130
16”	16	15	0.5	17.312	130
18”	18	16.876	0.562	22.586	130
20”	20	18.814	0.593	26.53	120
24”	24	22.626	0.687	36.916	120