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Bars Profiles Supplied
Bars Profiles Supplied
Size and Shape tolerance of Bright Round Bars
Diameyer(MM)_ Condition Tolerance
φ5-12 cold drawn and polished H9/h9
φ13-50 Peeled and polished H11/h11
φ55-100 Peeled and polished H12/h12
φ101-260 Peeled ±1%
φ261-300 Peeled ±1%
Size and Shape tolerance of Hot Rolled Black Round Bars
Diameyer(MM)_
1組 2組 3組
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
Wire Rod
Available size (mm) Tolerance (mm) Weight per coil(kg)
Hot Rolled φ5.5-φ7.2 ±0.20 130-500
φ7.5-φ16 ±0.25
Cold Drawn φ5.5-φ7.2 H9/h9 130-500
φ7.5-φ16 H9/h9
Square Bar
mm kg/m mm kg/m
3*3 0.071 28*28 6.217
4*4 0.127 30*30 7.137
5*5 0.198 32*32 8.12
6*6 0.285 34*34 9.167
7*7 0.389 35*35 9.714
8*8 0.508 38*38 11.451
9*9 0.642 40*40 12.688
10*10 0.793 42*42 13.989
11*11 0.96 45*45 16.058
12*12 1.142 48*48 18.271
13*13 1.34 50*50 19.825
14*14 1.554 53*53 22.275
15*15 1.784 56*56 24.868
16*16 2.03 60*60 28.548
17*17 2.292 63*63 31.474
18*18 2.569 67*67 35.598
19*19 2.863 70*70 38.857
20*20 3.172 75*75 44.606
21*21 3.497 80*80 50.752
22*22 3.838 85*85 52.294
24*24 4.568 90*90 64.233
25*25 4.956 95*95 71.568
26*26 5.361 100*100 79.3
Hex Bar
mm kg/m mm kg/m
7*7 0.337 26*26 4.642
8*8 0.44 28*28 5.384
9*9 0.556 30*30 6.181
10*10 0.687 38*38 9.916
11*11 0.831 40*40 10.988
12*12 0.989 42*42 12.114
13*13 1.161 45*45 13.906
14*14 1.346 48*48 15.822
15*15 1.545 50*50 17.168
19*19 2.479 53*53 19.29
20*20 2.747 55*55 20.774
21*21 3.029 60*60 24.723
22*22 3.324
24*24 3.956
25*25 4.292
Angle Bar
Width Thickness
25*25mm(1") 3mm(1/8") 4mm(4/25") 5mm(3/16")
30*30mm(1-1/4") 3 4 5 6mm(1/4")
40*40mm(1-1/2") 3 4 5 6 7mm(7/25")
50*50mm(2") 3 4 5 6 7 8 9 10
60*60mm(2-2/5") 4 5 6 7 8mm(3/10") 9 10
65*65mm(2-1/2") 5 6 7 8 9mm(9/25") 10
70*70mm(2-4*5") 5 6 7 8 9 10mm(2/5")
75*75mm(3") 6 7 8 9 10
80*80mm(3-1/5") 6 7 8 9 10 11 12
90*90mm(3-1/2") 7 8 9 10 11 12
100*100mm(4") 7 8 9 10 11 12 13 14
Tolerance : ASTM A 276/A484M
Thickness :±5%       Width: ±5%
Flat Bar
Sepctifications Allowable Deviation
20*3-12mm(4/5'' *1/8'' - 12/25'') Width ≤50mm,                                                                                                   Thickness ≤20mm,                                                                          Thickness Devition ±0.4mm,
25*3-15mm(1'' *1/8'' - 3/5'')
30*3-16mm(1-1/5' *1/8'' - 16/25'')
35*3-16mm(1-2/5'' *1/8'' - 16/25'')
40*3-16mm(1-3/5'' *1/8'' - 16/25'')
45*4-16mm(1-4/5' *4/25'' - 16/25'')
50*4-16mm(2'' *4/25'' - 16/25'') 1.  Width ≤50mm,                                                                                                      Thickness Devition ±0.8mm,                                                                                            2.  50<Width ≤75mm,                                                                               Thickness Devition ±1.2mm,                                                       3.  75<Width ≤150mm,                                                                               Thickness Devition ±1.5mm,
60*4-16mm(2-2/5'' *4/25'' - 16/25'')
65*4-16mm(2-3/5'' *4/25'' - 16//25'')
70*5-16mm(2-4/5'' *4/25'' - 16/25'')
70*5-16mm(3'' *1/5'' - 16/25'')
80*5-16mm(3-1/5'' *1/5'' - 16/26'')
90*5-16mm(3'' *1/2'' - 16/26'')
100*5-18mm(4'' *1/5'' - 7/10'')
120*8/20mm(4-7/10''- 3/10''& 4/5'')
(100-300) *(10*20)mm (5''-12'')* (2/5'' - 4/5'')
Type and spectification Chart of Welded Channel steel
mm Thickness
H*B 3 4 5 6 7 8 9 10 12
40*20 1.79
50*25 2.27
60*30 2.74 3.56 4.37 5.12
70*35 3.23 4.21 5.17 6.08
80*40 3.71 4.84 5.96 7.03
90*45 4.25 5.55 6.83 8.05
100*50 6.18 7.62 8.98 10.3 11.7 13 14.2
120*60 9.2 10.9 12.6 14.2
130*65 10.1 11.9 13.8 15.5 17.3 19.1
140*70 12.9 14.9 16.8 18.8 20.7
150*75 13.9 16.0 20.2 20.2 22.2 26.3
160*80 14.8 17.1 21.6 21.6 23.8 28.1
180*90 19.4 24.5 24.5 27.0 32.0
200*100 21.6 27.4 27.4 30.2 35.8
Type of spectification chatet of Hot pressed channel steel
mm kg
H B T
5 50 37 4.5 5.438
6 60 40 4.7 6.475
8 80 43 5 8.045
10 100 48 5.3 10.007
12 120 53 5.5 12.059
14 140 58 6 14.535
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