Size, weight and tolerance:
Dimensions and tolerances:
|
Carbon Steel Square Bar |
Section Nominal Size |
Allowable deviation |
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|
Group 1 |
Group 2 |
Group 3 |
||
|
＞5.5~20 |
±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 |
±1.00 |
±1.10 |
|
|
＞110~150 |
±1.20 |
±1.30 |
±1.40 |
|
|
＞150~200 |
±1.60 |
±1.80 |
±2.00 |
|
|
＞200~280 |
±2.00 |
±2.50 |
±3.00 |
|
|
＞280~310 |
±2.50 |
±3.00 |
±4.00 |
|
|
＞310~380 |
±3.00 |
±4.00 |
±5.00 |
|
|
Note: The unit is mm. |
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Length and tolerance:
|
Hot Rolled Steel Square Bar |
usual length |
short length |
|
|
Section Nominal Size |
Square bar length |
||
|
≤75 |
2000~12000 |
≥1000 |
|
|
＞75 |
1000~8000 |
≥500 |
|
|
Note: The unit is mm. |
|||
Diagonal length:
|
Carbon Steel Square Bar |
Nominal side length of square bar (a) |
Diagonal length ≥ |
|
＜50mm |
1.33 times the nominal side length |
|
|
≥50mm |
1.29 times the nominal side length |
Curvature:
|
Hot Rolled Steel Square Bar |
Group |
Curvature per meter |
Total curvature (Carbon Steel Bar Length) |
|
Group 1 |
≤2.5mm |
≤0.25% |
|
|
Group 2 |
≤4.0mm |
≤0.40% |
Dimensions and theoretical weight:
|
Carbon Steel Square Bar |
Nominal side length of square bar a/mm |
Theoretical weight/(kg/m) |
Nominal side length of square bar a/mm |
Theoretical weight/(kg/m) |
|
5.5 |
0.237 |
56 |
24.6 |
|
|
6 |
0.283 |
58 |
26.4 |
|
|
6.5 |
0.332 |
60 |
28.3 |
|
|
7 |
0.385 |
63 |
31.2 |
|
|
8 |
0.502 |
65 |
33.2 |
|
|
9 |
0.636 |
68 |
36.3 |
|
|
10 |
0.785 |
70 |
38.5 |
|
|
11 |
0.950 |
75 |
44.2 |
|
|
12 |
1.13 |
80 |
50.2 |
|
|
13 |
1.33 |
85 |
56.7 |
|
|
14 |
1.54 |
90 |
63.6 |
|
|
15 |
1.77 |
95 |
70.8 |
|
|
16 |
2.01 |
100 |
78.5 |
|
|
17 |
2.27 |
105 |
86.5 |
|
|
18 |
2.54 |
110 |
95.0 |
|
|
19 |
2.83 |
115 |
104 |
|
|
20 |
3.14 |
120 |
113 |
|
|
21 |
3.46 |
125 |
123 |
|
|
22 |
3.80 |
130 |
133 |
|
|
23 |
4.15 |
135 |
143 |
|
|
24 |
4.52 |
140 |
154 |
|
|
25 |
4.91 |
145 |
165 |
|
|
26 |
5.31 |
150 |
177 |
|
|
27 |
5.72 |
155 |
189 |
|
|
28 |
6.15 |
160 |
201 |
|
|
29 |
6.60 |
165 |
214 |
|
|
30 |
7.07 |
170 |
227 |
|
|
31 |
7.54 |
180 |
254 |
|
|
32 |
8.04 |
190 |
283 |
|
|
33 |
8.55 |
200 |
314 |
|
|
34 |
9.07 |
210 |
323 |
|
|
35 |
9.62 |
220 |
344 |
|
|
36 |
10.2 |
230 |
364 |
|
|
38 |
11.3 |
240 |
385 |
|
|
40 |
12.6 |
250 |
406 |
|
|
42 |
13.8 |
260 |
426 |
|
|
45 |
15.9 |
270 |
447 |
|
|
48 |
18.1 |
280 |
468 |
|
|
50 |
19.6 |
290 |
488 |
|
|
53 |
22.1 |
300 |
509 |
|
|
55 |
23.7 |
|
|
|
|
Note: The theoretical weight in the table is calculated according to the density of 7.85g/m3. |
|
|
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FAQ:
Q:Can you send samples?
A:Sample can be for free,freight cost collect.
Q:What product information do I need to provide?
A:Steel grade/thickness/width/quantity,these will decide the price.
Q:About product prices?
A:Prices vary from period to period due to cyclical changes in the price of raw materials.
Q:What are the certifications for your products?
A:We have ISO 9001,CE,SGS,BV and other certifications.
Q:How about the delivery time?
A:Regularly the delivery time around 10-15 days,customized one will inform the delivery time ahead.
Q:Does the product have quality inspection before loading?
A:All the products are strictly tested before packaging,also can inspect by third party inspection.
Q:How to pack the products?
A:Standard export package with waterproof film and wooden pallet.It can effectively protect products from corrosion.
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