(2)尺寸規格見表5-194、表5-195。表5-194低碳鋼冷軋鋼帶的厚度及其答應偏差 (mm)
鋼帶厚度 | 答應偏差 | ||
普通精度 | 較高精度 | 高精度 | |
O.05 O.06 O.08 | -O.015 | -O.01 | |
0.10 O.12 0.15 | -0.02 | -O.015 | -O.010 |
0.18 O.20 O.22 0.25 | -0.03 | -O.02 | -0.015 |
0.28 O.30 O.35 O.40 | -O.04 | -0.03 | -O.020 |
O.45 0.50 0.55 O.60 0.65 0.70 | -O.05 | -O.04 | O.025 |
O.75 0.80 O.85 0.90 O.95 | -0.07 | -O.05 | -O.030 |
1.00 1.05 1.10 1.15 1.20 1.25 1.30 1.35 | -O.09 | -0.06 | -O.040 |
1.40 1.45 1.50 1.55 1.60 1.65 1.70 1.75 | -0.11 | -0.08 | -O.050 |
1.80 1.85 1.90 1.95 2.00 2.10 2.20 2.30 | -O.13 | -0.10 | -0.060 |
2.40 2.50 2.60 2.70 2.80 2.90 3.00 | -0.16 | -0.12 | -0.080 |
3.10 3.20 3.30 3.40 3.50 3.60 | -O.20 | -O.16 | -O.100 |
鋼頻寬度 | 寬度答應偏差 | ||||||
不切邊鋼帶 (各種厚度) | O.05~0.50 | 0.55~1.00 | >1.00 | ||||
普通精度 | 較高精度 | 普通精度 | 較高精度 | 普通精度 | 較高精度 | ||
4,5,7,8,9,10,11,12,13,14,15,16, 17,18,19,20,22,24,26,28,30,32, 34,36,38,40,43,46,50 | +2.O -1.5 | -O.30 | -0.15 | -O.40 | -0.25 | -O.50 | -0.30 |
53,56,60,63,66,70,73,76,80,83, 86,90,93,96,100 | +2.5 -2.O | ||||||
105,110,115,120,125,130,135, 140,145,150,155,160,165,170, 175,180,185,190,195 | +4.0 -2.5 | ~O.5 | -0.25 | ~O.60 | ~O.35 | ~O.70 | ~O.50 |
200,205,210,215,220,225,230,235,240, 245,250,260,270,280,290,300 | +6.O ~4.5 |
鋼帶軟硬級別 | 抗拉強度ób/MPa | 伸長率δ(%) ≥ |
特軟 (TR) | 275~390 | 30 |
軟 (R) | 325~440 | 20 |
半軟 (BR) | 375~490 | 10 |
低硬 (DY) | 410~540 | 4 |
冷硬 (Y) | 490~785 | 不測定 |
鋼帶厚度 | 最小杯突深度 | ||||
鋼頻寬度 | |||||
<30 | 30~<70 | ≥70 | |||
特軟(TR) | 軟(R) | 特軟(TR) | 軟(R) | ||
< DIV> | 不 作杯突試驗 | ||||
O.20 | 5.2 | 4.2 | 7.5 | 6.8 | |
O.25 | 5.3 | 4.3 | 7.7 | 7.O | |
0.30 | 5.5 | 4.5 | 8.0 | 7.2 | |
0.35 | 5.7 | 4.7 | 8.2 | 7.4 | |
0 40 | 5.9 | 4.8 | 8.5 | 7.7 | |
0.45 | 6.1 | 5.O | 8.6 | 7.8 | |
O.50 | 6.2 | 5.1 | 8.8 | 7.9 | |
O.60 | 6.4 | 5.4 | 9.1 | 8.2 | |
0.70 | 6.6 | 5.6 | 9.4 | 8.5 | |
0.80 | 6.9 | 5.9 | 9.6 | 8.7 | |
O.90 | 7.1 | 6.1 | 9.8 | 9.0 | |
1.00 | 7.3 | 6.2 | 10.0 | 9.2 | |
1.20 | 7.7 | 6.7 | 10.5 | 9.6 | |
1.40 | 8.1 | 7.1 | 10.9 | 1O.0 | |
1.60 | 8.5 | 7.4 | 11.1 | 10.4 | |
1.80 | 8.9 | 7.8 | 11.5 | 10.7 | |
2 00 | 9.2 | 8.1 | 11.7 | 1O.9 | |
>2.00 |