热轧钢板和钢带相关标准（二）
作者： 添加时间：2014-5-28 16:54:15 浏览：
表5-3热轧钢板的理论质量
|
厚度／mm
|
理论质量／(kg/m2)
|
厚度／mm
|
理论质量／(kg／m2)
|
厚度／mm
|
理论质量／(kg／m2)
|
|
O.35
|
2.748
|
6
|
47.10
|
48
|
376.80
|
|
O.50
|
3.925
|
7
|
54.95
|
50
|
392.50
|
|
O.55
|
4.318
|
8
|
62.80
|
52
|
408.20
|
|
O.60
|
4.710
|
9
|
70.65
|
55
|
431.75
|
|
0.65
|
5.103
|
lO
|
78.50
|
60
|
471.00
|
|
0.70
|
5.495
|
11
|
86.35
|
65
|
510.25
|
|
0.75
|
5.888
|
12
|
94.20
|
70
|
549.50
|
|
0.80
|
6.280
|
13
|
102.05
|
75
|
588.75
|
|
O.90
|
7.065
|
14
|
109.90
|
80
|
628.00
|
|
1.O
|
7.850
|
15
|
117.75
|
85
|
667.25
|
|
1.2
|
9.420
|
16
|
125.60
|
90
|
706.50
|
|
1.3
|
10.205
|
17
|
133.45
|
95
|
745.75
|
|
1.4
|
10.990
|
18
|
141.30
|
100
|
785.oo
|
|
1.5
|
11.775
|
19
|
149.15
|
105
|
824.25
|
|
1.6
|
12.560
|
20
|
157.00
|
llO
|
863.50
|
|
1.8
|
14.130
|
21
|
164.85
|
120
|
942.00
|
|
2.O
|
15.700
|
22
|
172.70
|
125
|
981.25
|
|
2.2
|
17.270
|
25
|
196.25
|
130
|
1020.50
|
|
2.5
|
19.625
|
26
|
204.10
|
140
|
1099.00
|
|
2.8
|
21.980
|
28
|
219.80
|
150
|
1177.50
|
|
3.0
|
23.550
|
30
|
235.50
|
160
|
1256.00
|
|
3.2
|
25.120
|
32
|
251.20
|
165
|
1295.25
|
|
3.5
|
27.475
|
34
|
266.90
|
170
|
1334.50
|
|
3.8
|
29.830
|
36
|
282.60
|
180
|
1413.00
|
|
3.9
|
30.615
|
38
|
298.80
|
185
|
1452.25
|
|
4.O
|
31.400
|
40
|
314.00
|
190
|
1491.50
|
|
4.5
|
35.325
|
42
|
329.70
|
195
|
1530.75
|
|
5
|
39.25
|
45
|
353.25
|
200
|
1570.00
|
(2)允许偏差见表5-4一表5-9。
表5-4热轧钢板和钢带的厚度允许偏差
|
公称厚度/mm
|
在下列宽度时的厚度允许偏差／mm
|
||||||
|
600～750
|
>750～1000
|
>1000～1500
|
>1500～2000
|
||||
|
较高精度
|
普通精度
|
较高精度
|
普通精度
|
较高精度
|
普通精度
|
较高精度
|
|
|
>O.35～O.50
|
±0.05
|
±0.07
|
±O.05
|
±O.07
|
|
|
|
|
>0.50～O.60
|
±O.06
|
±0.08
|
±O.06
|
±O.08
|
|
|
|
|
>O.60～0.75
|
±0.07
|
±0.09
|
±O.07
|
±0.09
|
|
|
|
|
>0.75～O.90
|
±O.08
|
±O.10
|
±O.08
|
±O.10
|
|
|
|
|
>O.90～1.10
|
土O.09
|
±O.10
|
±O.09
|
±O.12
|
|
|
|
|
>1.10～1.20
|
±0.10
|
±O.12
|
±O.11
|
士O.13
|
±O.1l
|
±O.15
|
|
|
>1.20～1.30
|
士O.11
|
±0.13
|
士O.12
|
±O.14
|
±O.12
|
±O.15
|
|
|
>1.30～1.40
|
±0.11
|
士O.14
|
±0.12
|
士O.15
|
±0.12
|
±0.18
|
|
|
>1.40～1.60
|
±O.12
|
±0.15
|
±O.13
|
±O.15
|
±O.13
|
士0.18
|
|
|
>1.60～1.80
|
±0.13
|
±0.15
|
±0.14
|
±0.17
|
±O.14
|
±O.18
|
|
|
>1.80～2.00
|
±O.14
|
±O.16
|
±O.15
|
±O.17
|
±0.16
|
士0.18
|
±O.17
|
|
>2.00～2.20
|
±O.15
|
±O.17
|
±0.16
|
±0.18
|
土0.17
|
±O.19
|
±0.18
|
|
>2.20～2.50
|
±0.16
|
±O.18
|
士O.17
|
±O.19
|
±O.18
|
±0.20
|
±O.19
|
|
>2.50～3.00
|
±0.17
|
士O.19
|
±O.18
|
±O.20
|
士O.19
|
±O.21
|
±O.20
|
|
>3.00～3.50
|
±0.18
|
±0.20
|
±O.19
|
±O.2l
|
±O.20
|
±0.22
|
±O.22
|
|
>3.50～4.00
|
±0.21
|
±0.23
|
±O.22
|
±O.26
|
±O.24
|
±O.28
|
±O.26
|
|
>4.00～5.50
|
+O.10
-O.30
|
+O.20
-0.40
|
+O.15
-O.30
|
+O.30
-0.40
|
+O.10
-0.40
|
+O.30
-O.50
|
+O.20
-O.40
|
|
>5.50～7.50
|
+O.10
-O.40
|
+O.20
-0.50
|
+0.10
-0.50
|
+O.20
-0.60
|
+0.10
-O.50
|
+O.25
-0.60
|
+O.20
-O.50
|
|
>7.50～10.00
|
+O.10
-0.70
|
+O.20
-O.80
|
+O.10
-O.70
|
+O.20
-O.80
|
+O.20
-O.70
|
+O.30
-0.80
|
+O.20
-O.70
|
|
>lO.00～13.00
|
+O.10
-O.70
|
+O.20
-O.80
|
+O.10
-O.70
|
+0.20
-O.80
|
+0.20
-0.70
|
+O.30
-O.80
|
+O.30
-0.70
|
|
>0.35～0.50
|
|
|
|
|
|
|
|
|
>O.50～0.60
|
|
|
|
|
|
|
|
|
>0.60～O.75
|
|
|
|
|
|
|
|
|
>0.75～O.90
|
|
|
|
|
|
|
|
|
>1.10～1.20
|
|
|
|
|
|
|
|
|
>1.20～1.30
|
|
|
|
|
|
|
|
|
>1.30～1.40
|
|
|
|
|
|
|
|
|
>1.40～1.60
|
|
|
|
|
|
|
|
|
>1.60～1.80
|
|
|
|
|
|
|
|
|
>1.80～2.00
|
±O.20
|
|
|
|
|
|
|
|
>2.00～2.20
|
±0.20
|
|
|
|
|
|
|
|
>2.20～2.50
|
士O.21
|
|
|
|
|
|
|
|
>2.50～3.00
|
±O.22
|
±O.23
|
±O.25
|
|
|
|
|
|
>3.00～3.50
|
±O.24
|
±0.26
|
±0.29
|
|
|
|
|
|
>3.50～4.00
|
±O.28
|
±0.30
|
±O.33
|
|
|
|
|
|
>4.00～5.50
|
+O.40
-0.50
|
+0.25
-0.40
|
+O.45
-O.50
|
|
|
|
|
|
>5.50～7.50
|
+0.40
-0.60
|
+0.25
-O.60
|
+O.45
-0.60
|
|
|
|
|
|
>7.50～lO.00
|
+O.35
-O.80
|
+O.25
-0.70
|
+O.45
-O.80
|
|
+O.60
-0.80
|
|
|
|
>10.00～13.00
|
+O.40
-0.80
|
+0.35
-0.70
|
+0.50
-0.80
|
|
+0.70
-O.80
|
|
+1.00
-O.80
|
|
公称厚度(钢板或钢带)／mm
|
负偏差／mm
|
下列宽度的厚度允许正偏差／mm
|
||||||
|
>1000
～1200
|
>1200
～1500
|
>1500
～1700
|
>1700
～1800
|
>1800
～2000
|
>2000
～2300
|
>2300
～2500
|
||
|
>13～25
|
0.8
|
0.2
|
0.2
|
O.3
|
0.4
|
O.6
|
0.8
|
O.8
|
|
>25～130
|
O.9
|
0.2
|
0.2
|
0.3
|
0.4
|
O.6
|
O.8
|
0.9
|
|
>30～34
|
1.O
|
O.2
|
O.3
|
O.3
|
0.4
|
0.6
|
0.8
|
0.9
|
|
>34～40
|
1.1
|
O.3
|
0.4
|
O.5
|
0.6
|
0.7
|
0.9
|
1.O
|
|
>40～50
|
1.2
|
0.4
|
0.5
|
O.6
|
0.7
|
0.8
|
1.0
|
1.1
|
|
>50～60
|
1.3
|
O.6
|
0.7
|
0.8
|
0.9
|
1.0
|
1.1
|
1.1
|
|
>60～80
|
1.8
|
|
|
1.0
|
1.O
|
1.0
|
1.0
|
1.1
|
|
>80～100
|
2.0
|
|
|
1.2
|
1.2
|
1.2
|
1.2
|
1.3
|
|
>l00～150
|
2.2
|
|
|
1.3
|
1.3
|
1.3
|
1.4
|
1.5
|
|
>150～200
|
2.6
|
|
|
1.5
|
1.5
|
1.5
|
1.6
|
1.7
|
|
公称厚度(钢板或钢带)/mm
|
下列宽度的厚度允许正偏差／mm
|
||||||
|
>2500～
2600
|
>2600～
2800
|
>2800～
3000
|
>3000～
3200
|
>3200～
3400
|
>3400～
3600
|
>3600～3800
|
|
|
>13～25
|
1.0
|
1.1
|
1.2
|
|
|
|
|
|
>25～30
|
1.O
|
1.1
|
1.2
|
|
|
|
|
|
>30～34
|
1.0
|
1.2
|
1.3
|
|
|
|
|
|
>34～40
|
1.1
|
1.3
|
1.4
|
|
|
|
|
|
>40～50
|
1.2
|
1.4
|
1.5
|
|
|
|
|
|
>50～60
|
1.2
|
1.3
|
1.5
|
|
|
|
|
|
>60～80
|
1.2
|
l.3
|
1.3
|
1.3
|
1.3
|
1.4
|
I.4
|
|
>80～l00
|
1.3
|
1.3
|
1.4
|
1.4
|
1.4
|
l.4
|
1.4
|
|
>100～150
|
1.5
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
|
>150～200
|
1.7
|
1.7
|
1.8
|
1.8
|
1.8
|
1.8
|
1.8
|
表5-5切边钢板的宽度允许偏差
|
公称厚度／mm
|
≤4
|
>4～16
|
>16～60
|
>60
|
||
|
宽度／mm
|
≤800
|
>800
|
≤1500
|
>1500
|
所有宽度
|
所有宽度
|
|
宽度允许偏差／mm
|
+6
|
+10
|
+lO
|
+15
|
+30
|
+35
|
表5-6钢带的宽度允许偏差
|
切边钢带
|
不切边钢带
|
||
|
钢带宽度／mm
|
宽度允许偏差／mm
|
钢带宽度／mm
|
宽度允许偏差／mm
|
|
680～1000
|
+5
|
≤1000
|
+20
|
|
>1000
|
+lO
|
>18(D
|
+30
|
表5-7纵剪钢带的宽度允许偏差
|
公称宽度／mm
|
在下列厚度时的宽度允许偏差／mm
|
|||
|
≤4.0
|
>4.O～6.0
|
>6.0～8.0
|
>8.O
|
|
|
≤160
|
±O.5
|
±O.8
|
±1.O
|
±1.2
|
|
>160～250
|
±O.5
|
±1.O
|
±1.2
|
土1.4
|
|
>250～600
|
±1.O
|
±1.0
|
±1.2
|
±1.4
|
表5-8热轧钢板的长度允许偏差
|
公称厚度／mm
|
≤4
|
>4～16
|
>16～60
|
>60
|
|||||
|
钢板长度／mm
|
≤1500
|
>1500
|
≤2000
|
>2000
～6000
|
>6000
|
≤2000
|
>2000
～6000
|
>6000
|
所有长度
|
|
长度允许偏差／mm
|
+10
|
+15
|
+10
|
+25
|
+30
|
+15
|
+30
|
+40
|
+50
|
表5-9热轧钢板和钢带的外形
|
钢板的平面度
|
钢带的镰刀弯
|
|||||
|
公称厚度／mm
|
≤1.5
|
>1.5～4
|
>4～lO
|
>10～25
|
>25
|
每m不得大于3mm
|
|
平面度／(mm／m)
|
15
|
12
|
10
|
8
|
7
|
|
注：表中规定的平面度只适用于屈服点下限值不超过460MPa的钢板，屈服点超过的以及进行调质的钢板，其平面度最大值为表内规定的1.5倍。
上一篇: 热轧钢板和钢带相关标准（一） 下一篇: 热轧圆钢和方钢的相关标准
