Customization: | Available |
---|---|
After-sales Service: | one year |
Warranty: | one year |
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GB Chemical Composition
Grade | Grade | C (%) |
Mn (%) |
Si | P | S | V (%) |
Nb (%) |
Ti (%) |
≤(%) | |||||||||
Q195 | - | 0.06-0.12 | 0.25-0.50 | 0.30 | 0.050 | 0.045 | - | - | - |
Q215 | A | 0.09-0.15 | 0.25-0.55 | 0.30 | 0.050 | 0.045 | - | - | - |
B | 0.045 | - | - | - | |||||
Q235 | A | 0.14-0.22 | 0.30-0.65 | 0.30 | 0.050 | 0.045 | - | - | - |
B | 0.12-0.20 | 0.30-0.70 | 0.045 | - | - | - | |||
Q345 | A | ≤0.20 | 1.00-1.60 | 0.55 | 0.045 | 0.045 | 0.02 -0.15 |
0.015 -0.060 |
0.02 -0.20 |
B | 0.040 | 0.040 |
Grade | Yield Strength | Tensile Strength (Mpa) |
Elongation | 180°Cold-Bend Test r-Pin Diameter a-Thickness |
Charpy V-notch Impact Test (Longitudinal) |
||||
Thickness (mm) |
σS≥ (Mpa) |
Thickness (mm) |
δ ≥(%) |
Longitudinal | Transverse | Temperature ºC |
AKV/J≥ | ||
Q195 | ≤16 | 195 | 315-430 | ≤16 | 33 | 0 | 0.5a | - | - |
>16-40 | 185 | >16-40 | 32 | ||||||
>40-60 | - | >40-60 | -- | ||||||
>60-100 | - | >60-100 | -- | ||||||
>100-150 | - | >100-150 | -- | ||||||
>150 | - | >150 | -- | ||||||
Q215 | ≤16 | 215 | 330-450 | ≤16 | 31 | 0.5a | a | 20 | 27 |
>16-40 | 205 | >16-40 | 30 | ||||||
>40-60 | 195 | >40-60 | 29 | ||||||
>60-100 | 185 | >60-100 | 28 | 1.5a | 2a | ||||
>100-150 | 175 | >100-150 | 27 | 2a | 2.5a | ||||
>150 | 165 | >150 | 26 | ||||||
Q235 | ≤16 | 235 | 375-500 | ≤16 | 26 | a | 1.5a | 20 | 27 |
>16-40 | 225 | >16-40 | 25 | ||||||
>40-60 | 215 | >40-60 | 24 | 0 | |||||
>60-100 | 205 | >60-100 | 23 | 2a | 2.5a | ||||
>100-150 | 195 | >100-150 | 22 | 2.5a | 3a | -20 | |||
>150 | 185 | >150 | 21 | ||||||
Q345 | ≤16 | 345 | 470-630 | 21 | - | - | 20 | 34 | |
>16-35 | 325 | ||||||||
>35-50 | 295 | ||||||||
>50-100 | 275 |
Q: Can I have a trial order or samples only for several pieces?
A: As the product is customized and need to be produced, we will charge sample cost. But if the sample is unqualified, it will be free or after you placed mass orders, we will refund the sample cost.