Steel pipes schedule 80 chart

wall thickness and weight

Pipe nominal size

Pipe length (L)

Pipe unit weight (W/L)

Outside diameter (OD)

Wall thickness (wt)

Empty pipe weight (W)

Steel price (USD)

Total pipe price (USD)

Fluid density (ρ)

Filled pipe weight (Wf)

Volume of the fluid (V)

Nominal size [inches]	Outside diameter [inches]	Outside diameter [mm]	Wall thickness [inches]	Wall thickness [mm]	Weight [lb/ft]	Weight [kg/m]
1/8" NPS6	0.41	10.3	0.095	2.41	0.31	0.47
1/4" NPS8	0.54	13.7	0.119	3.02	0.54	0.8
3/8" NPS10	0.68	17.1	0.126	3.2	0.74	1.1
1/2" NPS15	0.84	21.3	0.147	3.73	1.09	1.62
3/4" NPS20	1.05	26.7	0.154	3.91	1.47	2.2
1" NPS25	1.32	33.4	0.179	4.55	2.17	3.24
1 1/4" NPS32	1.66	42.2	0.191	4.85	3.0	4.47
1 1/2" NPS40	1.9	48.3	0.2	5.08	3.63	5.41
2" NPS50	2.375	60.3	0.218	5.54	5.02	7.48
2 1/2" NPS65	2.875	73.0	0.276	7.01	7.66	11.41
3" NPS80	3.5	88.9	0.3	7.62	10.25	15.27
3 1/2" NPS90	4.0	101.6	0.318	8.08	12.5	18.63
4" NPS100	4.5	114.3	0.337	8.56	14.98	22.32
5" NPS125	5.563	141.3	0.375	9.53	20.78	30.97
6" NPS150	6.625	168.3	0.432	10.97	28.57	42.56
8" NPS200	8.625	219.1	0.5	12.7	43.39	64.64
10" NPS250	10.75	273.0	0.594	15.09	64.43	96.01
12" NPS300	12.75	323.8	0.688	17.48	88.63	132.08
14" NPS350	14.0	355.6	0.75	19.05	106.13	158.1
16" NPS400	16.0	406.4	0.844	21.44	136.61	203.53
18" NPS450	18.0	457.0	0.938	23.83	170.92	254.55
20" NPS500	20.0	508.0	1.031	26.19	208.87	311.17
24" NPS600	24.0	610.0	1.125	30.96	296.58	442.08