| Wire
Rods & Bars > Available Size & Tolerance |
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| -
Round & Square Bars |
| |
Production
| Shape |
Size(mm) |
Surface condition |
Weight of bundle(Max.) |
| Round
bar |
13.0-350Ø |
Black(As
rolled) |
3MT |
Smooth
turned
Rough turned
Cold drawn
Centerless ground |
Hessian:3MT
Box:1MT |
Square
bar
(Rolled B/T) |
60,72(75),80,85,87,90,100,102
110,115,120,130,131,140,140,155
SQ |
Black(As
rolled) |
3MT |
Size
Tolerance & Ovality
| Shape |
Surface
condition |
Size tolerance |
Ovality |
| Round
bar |
Rolled
bar |
BS |
13 < Ø <=
35 : ±0.20mm
35 < Ø <=
50 : ±0.25mm
50 < Ø <=
80 : ±0.30mm
80 < Ø : ±1.5%of dia
|
Max.
70% of size tolerance |
| CG |
Level
of h8 ISO |
Max.
30% of size tolerance |
| CD |
Level
of h9 ISO or ASTM A484 |
| ST |
Level
of h11 ISO or ASTM A484 |
| RT |
+0.6%
-0 of dia |
| Forged
bar |
BS |
Ø <= 130
: +3,-0mm
50 < Ø <=
300 : +5,-0mm
300 < Ø <= 350 : +8,-0mm
|
Max.
70% of size tolerance |
| RT |
Ø <= 220
: +0.6%, -0 of dia
Ø > 350
: +1.0%, -0 of dia
|
| Square
bar |
Rolled
B/T |
BS |
±2.0%
of size |
|
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| -
Wire Rods |
| |
Production Size
| Diameter(mm) |
Size of coil(mm) |
Weight of coil(mm) |
Coiling direction |
| 5.5-16Ø |
17-32Ø |
Outer Dia. <=1350 Max.
Inner Dia. >= 850 Min.
Height <= 1500 Max |
500-1500 |
Counter
clock |
Interval
of 0.5mm |
Interval
of 1.0mm |
Size tolerance & Ovslity
| Diameter(mm) |
Tolerance(mm) |
Ovality |
| Ø <= 8.0 |
±0.15 |
Max.
70% of size tolerance |
| 8.0
< Ø <= 13.0 |
±0.20 |
| 13.0
< Ø <= 32.0 |
±0.20 |
Max.
80% of size tolerance |
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| -
Wide Flat Bars |
| |
| Surface |
Available(mm) |
Dimension Tol.(mm) |
| black |
t >=
13 : 155 <= W <=205
t >= 16 : 155 <= W <=225
t >= 21 : 155 <= W <=305
t >= 150 : 155 <= W <=505
|
t <=
50 : +1.8-0
t <= 100 : +2.5-0
t <= 125 : +3.0-0
t <= 145 : +3.8-0
t <= 250 : +5.0-0
t <= 300 : +6.0-0
t <= 405 : +8.0-0
|
|
| -
Forged Flat Bars |
| |
| Surface |
Available(mm) |
Dimension Tol.(mm) |
| Rough
Turned |
t :
146-300
w : 200-400 |
+10mm-0mm
(t,w:same) |
|
| |
| Other
size and surface can be
supplied to user's requirements
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