Technical Sizes

NB Pipe Weight Chart

Pipe Dimensions (mm)			Wall Thickness & Weight (kg/m)
NB	Inch	OD	Sch 5S		Sch 10S		Sch 20S		Sch 40S		Sch 80S		Sch 160S
			WT	Kg/m	WT	Kg/m	WT	Kg/m	WT	Kg/m	WT	Kg/m	WT	Kg/m
6	1/8"	10.3	1.00	0.23	1.24	0.28	1.50	0.33	1.73	0.37	2.41	0.47	-	-
8	1/4"	13.7	1.20	0.37	1.65	0.49	2.00	0.58	2.24	0.64	3.02	0.82	-	-
10	3/8"	17.2	1.20	0.47	1.65	0.63	2.00	0.74	2.31	0.81	3.20	1.12	-	-
15	1/2"	21.3	1.65	0.81	2.11	1.02	2.30	1.07	2.77	1.29	3.73	1.62	4.75	1.97
20	3/4"	26.7	1.65	1.05	2.11	1.30	2.50	1.52	2.87	1.71	3.91	2.93	5.56	2.93
25	1"	33.4	1.65	1.03	2.77	2.13	2.50	2.00	3.58	2.54	4.55	3.29	6.35	4.30
32	1¼"	42.2	1.65	1.65	2.77	2.73	3.00	2.90	3.56	3.44	4.85	4.56	6.56	5.69
40	1½"	48.3	1.65	1.95	2.77	3.11	3.00	3.35	3.68	4.11	5.08	5.49	7.14	7.35
50	2"	60.3	1.65	2.40	2.77	3.99	3.50	4.25	3.91	5.52	5.54	7.60	8.74	11.26
65	2½"	73.0	2.11	3.70	3.05	5.26	4.00	6.81	5.16	8.77	7.01	11.59	9.53	14.91
80	3"	88.9	2.11	4.51	3.05	6.45	4.00	8.37	5.49	11.47	7.62	15.51	11.13	21.30
100	4"	114.3	2.11	5.85	3.05	8.36	4.50	12.18	6.02	16.07	8.56	22.66	13.49	33.54
125	5"	141.3	2.77	9.50	3.40	11.60	5.00	16.80	6.55	21.08	9.53	31.00	15.88	49.11
150	6"	168.3	2.77	11.35	3.40	13.82	6.35	25.36	7.11	28.26	10.93	42.56	18.24	67.53
200	8"	219.1	2.77	14.80	3.76	20.00	6.35	33.31	8.18	42.55	12.70	64.64	23.01	111.27
250	10"	273.1	3.40	22.61	4.19	27.80	6.35	41.77	9.27	60.31	12.70	81.55	28.58	172.33
300	12"	323.8	3.96	31.25	4.57	36.00	6.35	49.70	9.53	73.85	12.70	97.43	33.32	238.68
350	14"	355.6	3.96	34.35	4.78	41.30	7.92	67.90	11.13	98.54	-	-	-	-
400	16"	406.4	4.19	41.60	4.78	47.34	7.92	77.82	12.07	123.30	-	-	-	-
450	18"	457.2	4.19	46.85	4.78	53.32	7.92	87.74	14.27	155.86	-	-	-	-
500	20"	508.0	4.78	59.31	5.54	68.64	9.53	117.14	15.09	183.42	-	-	-	-
600	24"	610.0	5.54	82.57	4.78	6.35	9.53	141.11	17.48	255.41	-	-	-	-

Dimensions as per ASME B36.10 / B36.19. Weights calculated using density 7850 kg/m³.

OD Pipe Weight Chart (True OD Basis)

Outside Diameter		Wall Thickness & Weight (kg/m)
OD (Inch)	OD (mm)	Sch 5		Sch 10		Sch 20		Sch 40		Sch 80		Sch 160
		WT	Kg/m	WT	Kg/m	WT	Kg/m	WT	Kg/m	WT	Kg/m	WT	Kg/m
1/8"	3.18	0.8	0.02	1.0	0.03	1.2	0.03	1.6	0.04	2.0	0.05	-	-
1/4"	6.35	1.0	0.12	1.2	0.14	1.6	0.18	2.0	0.22	2.5	0.27	-	-
3/8"	9.53	1.0	0.18	1.2	0.21	1.6	0.27	2.0	0.33	2.5	0.40	-	-
1/2"	12.70	1.0	0.25	1.6	0.39	2.0	0.48	2.5	0.59	3.0	0.69	4.0	0.90
3/4"	19.05	1.2	0.54	1.6	0.71	2.0	0.87	2.5	1.06	3.0	1.25	4.0	1.60
1"	25.40	1.6	0.97	2.0	1.20	2.5	1.48	3.2	1.86	4.0	2.27	5.0	2.73
1 1/2"	38.10	1.6	1.46	2.0	1.82	2.5	2.24	3.2	2.78	4.0	3.30	5.0	4.00
2"	50.80	2.0	2.43	2.5	3.01	3.2	3.77	4.0	4.60	5.0	5.58	6.3	6.86
3"	76.20	2.0	3.68	2.5	4.59	3.2	5.69	4.5	7.79	6.0	10.13	8.0	13.12
4"	101.60	2.5	6.10	3.0	7.27	4.0	9.57	5.0	11.80	6.0	13.95	8.0	18.05
6"	152.40	3.0	11.00	4.0	14.54	5.0	17.96	6.0	21.26	8.0	27.63	10.0	33.71
8"	203.20	4.0	19.55	5.0	24.22	6.0	28.70	8.0	37.24	10.0	45.33	12.0	53.02
10"	254.00	4.0	24.46	6.0	36.36	8.0	47.42	10.0	57.95	12.0	67.96	16.0	86.53
12"	304.80	4.0	29.30	6.0	43.46	8.0	56.72	10.0	69.61	12.0	81.97	16.0	105.00
16"	406.40	5.0	48.00	6.0	57.80	8.0	76.90	10.0	95.30	12.0	113.00	16.0	147.50
20"	508.00	6.0	74.10	8.0	97.60	10.0	119.80	12.0	141.00	16.0	181.50	20.0	219.60

Weights calculated using steel density 7850 kg/m³. 1 inch = 25.4 mm.

Sheet Gauge, Thickness & Weight Chart

Gauge	Thickness (mm)	Weight per Sq. Meter (kg)	Weight per 4×8 Sheet (kg)	Weight per 5×10 Sheet (kg)
10	3.40	26.69	78.16	123.55
12	2.64	20.72	60.69	95.92
14	2.03	15.93	46.65	73.70
16	1.63	12.80	37.48	59.19
18	1.22	9.57	28.01	44.26
20	0.91	7.14	20.90	33.02
22	0.80	6.28	18.39	29.05
24	0.63	4.95	14.50	22.92
26	0.45	3.53	10.35	16.36
28	0.38	2.98	8.73	13.79
30	0.30	2.36	6.91	10.91
-	4.0	31.40	93.44	148.00
-	5.0	39.25	116.80	185.00
-	6.0	47.10	140.16	222.00
-	8.0	62.80	186.88	296.00
-	10.0	78.50	233.60	370.00
-	12.0	94.20	280.32	444.00
-	16.0	125.60	373.76	592.00
-	20.0	157.00	467.20	740.00

Weights calculated using steel density 7850 kg/m³. 4×8 sheet = 1.22m × 2.44m. 5×10 sheet = 1.525m × 3.05m.

Round Bar Weight Chart

Diameter (mm)	Weight per Meter (kg)	Weight per 6m Bar (kg)
6	0.22	1.33
8	0.39	2.37
10	0.62	3.72
12	0.89	5.34
16	1.58	9.48
20	2.47	14.82
25	3.85	23.10
32	6.31	37.86
40	9.87	59.22
50	15.42	92.52
60	22.21	133.26
75	34.69	208.14
100	61.65	369.90
125	96.31	577.86
150	138.73	832.38
200	246.59	1479.54

Weight calculated using formula: Weight (kg/m) = D² × 0.006165 Density used = 7850 kg/m³.