Dimensions in millimetres

	Rail Height	Flange Width	Head Width at Top	Head Width at Base	Head Height	Web Thickness	Flange Thickness at Edge	Flange Thickness at Center	Weight (per meter)	cm	cm4	cm4
Rail Type	RH	FW	HT	HB	HH	WT	FE	FM	kg	E	lxx	lyy
A45 rail	55	125	45	45	24	24	8	14.5	22.2	3.31	91	169
A55 rail	65	150	55	55	28.5	31	9	17.5	32	3.88	182	339
A65 rail	75	175	65	65	34	38	10	20	43.5	4.44	327	609
A75 rail	85	200	75	75	39.5	45	11	22	56.6	5	545	1010
A100 rail	100	200	100	100	45.5	60	12	23	75.2	5.21	888	1360
A120 rail	105	220	120	120	55.5	72	12	30	101.3	5.7	1420	2370
A150 rail	150	220	150	150	50	80	14	41.5	151.3	76.3	4271

Dimensions in Inches

	Rail Height	Flange Width	Head Width at Top	Head Width at Base	Head Height	Web Thickness	Flange Thickness at Edge	Flange Thickness at Center	Weight (per meter)	cm	cm4	cm4
Rail Type	RH	FW	HT	HB	HH	WT	FE	FM	kg	Y	lxx	lyy
S7 rail	65	50	25	25	12.5	5	3.2		6.75	34	51.6
S10 rail	70	58	32	32	17.3	6	4	11.2	10	35	85.7
S14 rail	80	70	38	38	17.3	9	4.8	13.5	14	42	154
S18 rail	93	82	43	43	20	10	5	15.2	18.3	48	278
S20 rail	100	82	44	44	21.5	10	6	16.2	19.8	52	346
S24 rail	115	90	53	53	23.9	10	7		24.4	56	569
S30 rail	108	108	60.3	60.3	24	12.3	7		30	56	606
S33 rail	134	105	68	68	31.75	11	9.5	13.3	33.4	67.3	1039
S36 rail	153	140	65	65	38	15.5	11.2		50.6	81	2019
S40 rail	128	115	60		30.5	13	10		36.5	68	1019
S41/14 rail	138	125	67	67	31.8	12	9.5		41	68	1337
S41/10 rail	138	125	67	67	31.8	12	9.5	15.3	41.4	70	1368
S49 rail	149	125	65.4	70	39.8	14	10.5	27.5	49.4	76	1819
S54 rail	154	125	65.8		43.3	16	12		54.5	79	2073
S64 rail	172	150	73		43	16	13		64.9	91	3253

Dimensions in millimetres

	Rail Height	Flange Width	Head Width at Top	Head Width at Base	Head Height	Web Thickness	Flange Thickness at Edge	Flange Thickness at Center	Weight (per meter)	cm	cm4	cm4
Rail Type	RH	FW	HT	HB	HH	WT	FE	FM	kg	Y	lxx	lyy
BS 50'O' rail	100	100	52.4	52.4	26.9	10.3	7.1	12.1	24.89	50.05	424
BS 60'R' rail	114.3	109.5	57.2	57.2	26.2	11.1	7.5	16.67	29.82	58.7	681
BS 60A rail	114.3	109.5	57.2	58.67	25.2	11.1	7.5	16.67	30.62	59.3	696
BS 70A rail	123.8	111.1	60.3	62.23	28.5	12.3	7.9	15.08	34.81	62.5	911
BS 75R rail	128.6	122.2	61.9	61.9	29.5	13.1	8.3	18.65	37.04	66.7	1061
BS 75A rail	128.6	114.3	61.9	63.75	30.5	12.7	8.3	15.48	37.46	64.8	1049
BS 80'O' rail	127	127	63.5	63.5	32.5	13.9	10.3	16.59	39.81	65.9	1111
BS 80'R' rail	133.4	127	63.5	63.5	30.2	13.5	8.7	19.45	39.67	69.6	1225
BS 80A rail	133.4	117.5	63.5	65.53	30.5	13.1	8.7	16.27	39.76	67.9	1205	219.6
BS 90R rail	142.9	136.5	66.7	66.7	32.5	13.9	9.1	20.6	44.51	74.8	1584
BS 90A rail	142.9	127	66.7	68.83	33.5	13.9	9.1	17.07	45.1	72.9	1564
BS 95R rail	147.6	141.3	68.3	68.3	33.8	14.3	9.1	21.03	47.14	77.1	1791
BS 95N rail	147.6	139.7	69.9	69.9	32.5	13.9	9.1	17.46	46.95	76.1	1775
BS 100A rail	152.4	133.35	69.85	72.14	35.81	15.08	9.52	16.27	50.18	76.2	1961
BS 100R rail	152.4	146.05	69.85	69.85	35.05	14.29	9.13	21.43	49.53	63.5	2013
BS 110A rail	158.75	139.7	69.85	72.14	36.07	15.87	11.11	18.26	54.52	76.2	2323
BS 113A rail	158	139.7	69.9	72.14	36.1	20	11.1	18.26	56.4	83.9	2332	420.1
BSC 13 rail	48	92	36	N/A	N/A	N/A	8.5	N/A	13.3	26.5	39	74.4
BSC 16 rail	54	108	44.5	N/A	N/A	N/A	8	N/A	16	29.6	64.6	116.3
BSC 20 rail	55.5	127	50	N/A	N/A	N/A	8.5	N/A	20	29.7	82.1	192.8
BSC 28 rail	67	152	50	N/A	N/A	N/A	9	N/A	28.6	38	167.5	371
BSC 35 rail	76	160	58	N/A	N/A	N/A	10.5	N/A	35.4	41.7	266	504
BSC 50 rail	76	165	58.5	N/A	N/A	N/A	15	N/A	50.2	46.7	326	719
BSC 56 rail	101.5	171	76	76	32	35	10	22.83	56.8	57	836	686
BSC 89 rail	114	178	102	102	51	51	16	28.83	88.9	60.7	1493	1416
BSC 101 rail	155	165	100	100	45	45	18	30.38	100.4	81.1	3411	1266
BSC 164 rail	150	230	140	140	60	75	32	47.22	166	82.3	4777	5122

Dimensions in millimetres

	Rail Height	Flange Width	Head Width at Top	Head Width at Base	Head Height	Web Thickness	Flange Thickness at Edge	Flange Thickness at Center	Weight (per meter)	cm	cm4	cm4
Rail Type	RH	FW	HT	HB	HH	WT	FE	FM	kg	Y	lxx	lyy
MRS 51 rail	127	127	64	64	30.8	25	12.3	27	51.6	71	1242	356
MRS 52 rail	132	132	65	65	37.7	24	10.2	25.4	52.1	71	1432
MRS 67 rail	146	132	76	87.3	37.5	32	11.9	27	67	75	2105	503
MRS 73 rail	157	146	70	70	33	32	17		73.6	80	2660
MRS 77 rail	100	200	100	100	37	60	12	23	77	55	1030	1418
MRS 85 rail	152	152	102	109	39.2	32	15.6	31.8	84.8	76	3055	991
MRS 87A rail	152	152	102	109	40	35	15.6	31.8	86.8	77	3068	975
MRS 87B rail	152	152	102	108	33	38	12.7	29	86.8	76	2923	901
MRS 125 rail	180	180	120	120	52	40	21	40	125	91	6225	2250
MRS 127 rail	180	180	120	120	52	10	25		127	91	6420
MRS 151 rail	150	220	150	150	50	80	14	31.5	151	74	4271	3656

Dimensions in inches

	Rail Height	Flange Width	Head Width at Top	Head Width at Base	Head Height	Web Thickness	Flange Thickness at Edge	Flange Thickness at Center	Weight (per yard)		in4	in4
Rail Type	RH	FW	HT	HB	HH	WT	FE	FM	lbs	Y	lxx	lyy
ASCE 40 rail	3.5	3.5	1.875	1.875	1.016	0.391	0.220	0.625	40	1.563	6.54	2.0
ASCE 60 rail	4.25	4.25	2.375	2.375	1.219	0.484	0.276	0.766	60	1.898	14.56	4.4
ASCE 80 rail	5	5	2.5	2.5	1.5	0.547	0.299	0.875	80	2.188	26.38
ASCE 85 rail	5.188	5.188	2.563	2.563	1.547	0.563	0.291	0.891	85	2.266	30.07	7.7
ASCE 100 rail	5.75	5.75	2.75	2.75	1.703	0.563	0.313	0.969	100	2.508	43.97	13.2
AREA 100 rail	6	5.375	2.571	2.688	1.656	0.563	0.438	1.063	100	2.703	49.0
104 rail	5	5	2.5	2.5	1.5	1	0.5	1.063	104	2.438	29.84	8.56
105 rail	5.188	5.188	2.563	2.563	1.75	0.938	0.497	1	105	2.203	34.41	9.4
AREA 115 rail	6.625	5.5	2.719	2.719	1.688	0.625	0.438	1.125	115	2.875	65.5
AREA 132 rail	7.125	6	3	3	1.75	0.656	0.437	1.188	132	3.20	88.2
AREA 133 rail	7.063	6	3		1.938	0.688		1.188	133	3.75	86.3
AREA 136 rail	7.313	6	2.938	2.938	1.938	0.688		1.188	136	3.875	94.2
135 rail	5.75	5.188	3	3.438	1.875	1.25	0.468	1.063	135	2.80	50.6	12.07
171 rail	6	6	4	4.3	2	1.25	0.625	1.25	171	2.625	73.4	23.80
175 rail	6	6	4.031	4.25	1.75	1.5	0.5	1.141	175	2.656	70.22	21.65

Dimensions in millimetres

	Rail Height	Flange Width	Head Width at Top	Head Width at Base	Head Height	Web Thickness	Flange Thickness at Edge	Flange Thickness at Center	Weight (per meter)	cm	cm4	cm4
Rail Type	RH	FW	HT	HB	HH	WT	FE	FM	kg	Y	lxx	lyy
CR 73 rail	135	140	100	100	34.5	32	13	26.5	73	68.1	2000
CR 100 rail	150	155	120	108	42.9	39	17	30	100	74.3	3270
GCR 108 rail	100	263	75		40	20	10.5		108	51	1039	7350
GCR 183 rail	120	280	75		55	65	16		183	67	2808	10590
JIS 30A rail	108	108	60	60	31	12.3		19.45	30.1	48.22	606
JIS 37A rail	122	122	63	63	36	13.5	5.7	21.4	37.2	58.4	952
JIS 40N rail	140	122	64	64	41	14		15.5	40.9	68.9	1360
JIS 50N rail	144	127	68	68	46	14.3		18.5	50.4	66.9	1740
JIS 50PS rail	153	127	65	65	49	15		27.8	50.4	71.6	1960
JIS 60 rail	174	145	65	65	49	16.5	12	30.1	60.8	77.8	3090
NP 38 rail	134	110	64			12.5			38.4	67	1185
NP 42 rail	138	110	68		31.6	13.5	9.75		41.5	70	136.9
NP 46 rail	142	120	72		33	14	10		46.6	72	1605	310
PRS 90 rail	143	136.5	67	67	43.7	13.9		20.64	44.6	68.1	1600
PJKA R14A rail	138	110	68.5	68.5	40.5	13.5		23.5	42.6	68.5	1369
P43 rail	140	114	70	70	42	14.5	11	27		62.5
P50 rail	152	132	70	70	42	16	10.5	27	51.6	68.5	2011	375
QU 70 rail	120	120	70	76.5	32.5	23		24	52.8	59.3	1082	327
QU 80 rail	130	130	80	87	35	32		26	63.7	64.3	1547	482
QU 100 rail	150	150	100	108	40	38		30	89	76	2865	941
QU 120 rail	170	170	120	129	45	44	14.6	35	118	84.3	4924	1695
UIC 50 rail	152	125	70		36.3	15	10		50.2	76	1940
UIC 54E rail	161	125	67		38.7	16	12		53.8	91.5	2308
UIC 54 rail	159	140	70		36.3	16	11	18	54.4	84	2347	418
UIC 60 rail	172	150	72	74.3	37.5	16.5	11.5	16.9	60.3	91	3055	513
68kg rail	185.7	152.4	74.6	74.6	49.2	17.5		30.2	68	85