鋼軌 規格表

種類(Kg)	方法 mm					Kg/M
	A	B	C	D	T
6	50.8	50.8	25.4	14.29	4.76	5.98
9	63.5	63.5	32.1	17.48	5.9	8.94
12	69.85	69.85	38.1	19.85	7.54	12.2
15	79.37	39.37	42.86	22.22	8.33	15.2
22	93.66	93.66	50.8	26.99	10.72	22.3
30	107.95	107.95	60.33	30.95	12.3	30.1
37	122.24	122.24	62.71	36.12	13.49	37.2
50	144.45	127	67.87	46.04	14.29	50.4
50N	153	137	65	49	15	60.4