重量计算公式每米重量=0.00785*（边宽+边宽-边厚）*边厚
例如50*5角钢：（50+50-5）*5*0.00785=3.73（此算法只能粗略算出角钢重量，实际以五金手册为准！）
理论重量表等边角规格 | KG/M | 等边角规格 | KG/M | 等边角规格 | KG/M | 等边角规格 | KG/M |
25X25X3 | 1.124 | 70X70X5 | 5.397 | 90X90X8 | 10.946 | 140X140X10 | 21.488 |
30X30X3 | 1.373 | 70X70X6 | 6.406 | 90X90X10 | 13.476 | 140X140X12 | 25.522 |
30X30X4 | 1.786 | 70X70X7 | 7.398 | 100X100X7 | 10.83 | 140X140X14 | 29.49 |
40X40X4 | 2.422 | 75X75X5 | 5.818 | 100X100X8 | 12.276 | 160X160X10 | 24.729 |
45X45X4 | 2.736 | 75X75X6 | 6.905 | 100X100X10 | 15.12 | 160X160X12 | 29.391 |
45X45X5 | 3.369 | 75X75X7 | 7.976 | 100X100X12 | 17.898 | 160X160X14 | 33.987 |
50X50X4 | 3.059 | 75X75X8 | 9.03 | 110X110X8 | 13.532 | 160X160X16 | 38.518 |
50X50X5 | 3.77 | 80X80X6 | 7.376 | 110X110X10 | 16.69 | 180X180X12 | 33.159 |
56X56X5 | 4.251 | 80X80X7 | 8.525 | 125X125X8 | 15.504 | 180X180X14 | 38.383 |
63X63X5 | 4.822 | 80X80X8 | 9.658 | 125X125X10 | 19.133 | 180X180X16 | 43.542 |
63X63X6 | 5.721 | 90X90X7 | 9.656 | 125X125X12 | 22.696 | 180X180X18 | 48.634 |
等边角规格 | KG/M | 等边角规格 | KG/M |
200X200X14 | 42.894 | 200X200X18 | 54.401 |
200X200X16 | 48.68 | 200X200X20 | 60.056 |
