Stainless Steel sch 40s Chart

Stainless Steel sch 40s Chart – NPS, OD, ID, WALL

Pipe Size (in)	OD (A)	ID (B)	WALL (C)
1/8	0.41	0.27	0.07
1/4	0.54	0.36	0.09
3/8	0.68	0.49	0.09
1/2	0.84	0.62	0.11
3/4	1.05	0.82	0.11
1	1.32	1.05	0.13
1-1/4	1.66	1.38	0.14
1-1/2	1.9	1.61	0.15
2	2.38	2.07	0.15
2-1/2	2.88	2.47	0.2
3	3.5	3.07	0.22
3-1/2	4	3.55	0.23
4	4.5	4.03	0.24
4-1/2	5	4.51	0.25
5	5.56	5.05	0.26
6	6.63	6.07	0.28
7	7.63	7.02	0.3
8	8.63	7.98	0.32
9	9.63	8.94	0.34
10	10.75	10.02	0.37
11	11.75	11	0.38
12	12.75	12	0.38
14	14	13.25	0.38
16	16	15.25	0.38
18	18	17.25	0.38
20	20	19.25	0.38
22	22	21.25	0.38
24	24	23.25	0.38
26	26	25.25	0.38
28	28	27.25	0.38
30	30	29.25	0.38
32	32	31.25	0.38
34	34	33.25	0.38
36	36	35.25	0.38

Stainless Steel sch 40s Chart – lb/ft, Max PSI

Pipe Size (in)	LB/ft	Max PSI	—
1/8	0.24	0.003	—
1/4	0.42	0.005	—
3/8	0.57	0.01	—
1/2	0.85	0.016	—
3/4	1.13	0.028	—
1	1.68	0.045	—
1-1/4	2.27	0.078	—
1-1/2	2.72	0.106	—
2	3.65	0.174	—
2-1/2	5.79	0.249	—
3	7.58	0.384	—
3-1/2	9.11	0.514	—
4	10.79	0.661	—
4-1/2	12.53	0.828	—
5	14.62	1.039	—
6	18.97	1.501	—
7	23.57	2.012	—
8	28.55	2.599	—
9	33.9	3.262	—
10	40.48	4.096	—
11	45.55	4.937	—
12	49.56	5.875	—
14	54.57	7.163	—
16	62.58	9.489	—
18	70.59	12.141	—
20	78.6	15.119	—
22	86.61	18.424	—
24	94.62	22.055	—
26	102.63	26.012	—
28	110.64	30.296	—
30	118.65	34.907	—
32	126.66	39.844	—
34	134.67	45.107	—
36	142.68	50.696	—