STD steel pipes chart

wall thickness and weight

Calculate pipe weight and price

Pipe nominal size

Pipe length (L)

Steel price (USD)

Total pipe price (USD)

Outside diameter (OD)

Wall thickness (wt)

Pipe unit weight (W/L)

Empty pipe weight (W)

Filled pipe weight

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" NPS8	0.405	10.3	0.068	1.73	0.24	0.37
1/4" NPS12	0.54	13.7	0.088	2.24	0.42	0.84
3/8" NPS10	0.675	17.1	0.091	2.31	0.57	0.84
1/2" NPS15	0.84	21.3	0.109	2.77	0.85	1.27
3/4" NPS20	1.05	26.7	0.113	2.87	1.13	1.69
1" NPS25	1.315	33.4	0.133	3.38	1.68	2.5
1 1/4" NPS32	1.66	42.2	0.14	3.56	2.27	3.39
1 1/2" NPS40	1.9	48.3	0.145	3.68	2.72	4.05
2" NPS50	2.375	60.3	0.154	3.91	3.65	5.44
2" 1/2 NPS65	2.875	73.0	0.203	5.16	5.79	8.63
3" NPS80	3.5	88.9	0.216	5.49	7.58	11.29
3 1/2"	4.0	101.6	0.226	5.74	9.11	13.57
4" NPS100	4.5	114.3	0.237	6.02	10.79	16.07
5" NPS125	5.563	141.3	0.258	6.55	14.62	21.77
6" NPS150	6.625	168.3	0.28	7.11	18.97	28.26
8" NPS200	8.625	219.1	0.322	8.18	28.55	42.55
10" NPS250	10.75	273.0	0.365	9.27	40.48	60.31
12" NPS300	12.75	323.8	0.375	9.53	59.56	73.88
14" NPS350	14.0	355.6	0.375	9.53	54.57	81.33
16" NPS400	16.0	406.4	0.375	9.53	62.58	93.27
18" NPS450	18.0	457.0	0.375	9.53	70.59	105.16
20" NPS500	20.0	508.0	0.375	9.53	78.6	117.15
22" NPS550	22.0	559.0	0.375	9.53	86.61	129.13
24" NPS600	24.0	610.0	0.375	9.53	94.62	141.12
26" NPS650	26.0	660.0	0.375	9.53	102.63	152.87
28" NPS700	28.0	711.0	0.375	9.53	110.64	164.85
30" NPS750	30.0	762.0	0.375	9.53	118.65	176.84
32" NPS800	32.0	813.0	0.375	9.53	126.66	188.82
34" NPS850	34.0	864.0	0.375	9.53	134.67	200.31
36" NPS900	36.0	914.0	0.375	9.53	142.68	212.56
38" NPS950	38.0	965.0	0.375	9.53	150.69	223.84
40" NPS1000	40.0	1016.0	0.375	9.53	158.7	235.79
42" NPS1050	42.0	1066.8	0.375	9.53	142.68	212.56
44" NPS1100	44.0	1117.6	0.375	9.53	174.72	259.69
46" NPS1150	46.0	1168.4	0.375	9.53	182.73	271.4
48" NPS1200	48.0	1219.2	0.375	9.53	190.74	283.35
52" NPS1300	52.0	1320.8	0.375	9.53	206.76	307.25
56" NPS1400	56.0	1422.4	0.375	9.53	222.78	330.91
60" NPS1500	60.0	1524.0	0.375	9.53	238.8	355.92
64" NPS1600	64.0	1625.6	0.375	9.53	254.82	379.89