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309S不锈钢棒
热轧棒规格型号参照表 models and specifications table of hot-rolled bar
W=0.00793×b×d
单位重量:kg/m 定尺长度:2-6m 热轧、锻造
unit weight:kg/m rated length:2-6m hot rolled,forging
直径mm |
重量kg/m |
直径mm |
重量kg/m |
直径mm |
重量kg/m |
直径mm |
重量kg/m |
直径mm |
重量kg/m |
∮8 |
0.399 |
∮32 |
6.380 |
∮80 |
38.872 |
∮145 |
130.986 |
∮230 |
329.567 |
∮10 |
0.623 |
∮35 |
7.632 |
∮85 |
45.012 |
∮150 |
140.175 |
∮240 |
358.848 |
∮12 |
0.897 |
∮38 |
8.996 |
∮90 |
50.463 |
∮155 |
149.676 |
∮250 |
389.375 |
∮14 |
1.221 |
∮40 |
9.968 |
∮95 |
56.226 |
∮160 |
159.488 |
∮260 |
421.148 |
∮15 |
1.402 |
∮42 |
10.99 |
∮100 |
62.3 |
∮165 |
169.612 |
∮270 |
454.167 |
∮16 |
1.595 |
∮45 |
12.616 |
∮105 |
68.686 |
∮170 |
180.047 |
∮280 |
488.432 |
∮18 |
2.019 |
∮48 |
14.354 |
∮110 |
75.383 |
∮180 |
201.852 |
∮300 |
/ |
∮20 |
2.492 |
∮50 |
15.575 |
∮115 |
82.392 |
∮185 |
215.626 |
∮350 |
/ |
∮22 |
3.015 |
∮55 |
18.846 |
∮120 |
89.712 |
∮190 |
224.903 |
∮400 |
/ |
∮24 |
3.588 |
∮60 |
22.428 |
∮125 |
97.344 |
∮195 |
236.896 |
/ |
/ |
∮25 |
3.894 |
∮65 |
26.322 |
∮130 |
105.287 |
∮200 |
249.2 |
/ |
/ |
∮28 |
4.884 |
∮70 |
30.527 |
∮135 |
113.542 |
∮210 |
274.743 |
/ |
/ |
∮30 |
5.607 |
∮75 |
35.044 |
∮140 |
122.108 |
∮220 |
301.532 |
/ |
/ |
热轧圆棒尺寸、外形允许偏差(GB/T702-1986)Allowable tolerance of dimension and shape of hot rolled round stick
圆钢 |
允许偏差 |
||
精度组别 |
|||
1组 |
2组 |
3组 |
|
5.5-7 |
±0.20 |
±0.30 |
±0.40 |
>7-20 |
±0.25 |
±0.35 |
±0.40 |
>20-30 |
±0.30 |
±0.40 |
±0.50 |
>30-50 |
±0.40 |
±0.50 |
±0.60 |
>50-80 |
±0.60 |
±0.70 |
±0.80 |
>80-110 |
±0.90 |
±1.0 |
±1.1 |
>110-150 |
±1.2 |
±1.3 |
±1.1 |
锻制圆棒和方钢尺寸、外形允许偏差(GB/T908-1987)Allowable tolerance of dimension and shape of forging round stick and rectangle steel
单位:mm
圆钢直径、方钢边长 |
允许偏差 |
|
精度组别 |
||
1组 |
2组 |
|
>50-60 |
+1.5 -1.0 |
+2.0 -1.0 |
>60-80 |
+2.0 -1.0 |
+2.5 -1.0 |
>80-100 |
+2.5 -1.0 |
+3.0 -1.0 |
>100-120 |
+2.5 -1.5 |
+3.0 -1.5 |
>120-140 |
+3.0 -1.5 |
+3.5 -1.5 |
>140-160 |
+3.0 -2.0 |
+4.0 -2.0 |
>160-180 |
+4.0 -2.0 |
+5.0 -2.0 |
>180-200 |
+5.0 -2.0 |
+6.0 -2.0 |
>200-220 |
+5.0 -3.0 |
+6.0 -3.0 |
>220-240 |
+6.0 -3.0 |
+7.0 -3.0 |
>240-250 |
+7.0 -3.0 |
+8.0 -3.0 |
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