As a professional
GB/T 1591 Q345C steel plates manufacturer in China, Katalor Industry can supply GB/T 1591 Q345C steel plates, GB/T 1591 Q345C coils,
Q345C sheets and Q345C steel beams. We can provide Q345C steel products with chemical component analysis, tensile test, bend test, and impact test to guarantee
Q345C steel quality.
Standard: GB/T 1591
Main grades: Q345A, q345b, Q345C, Q345D, Q345E, Q390A, Q390B, Q390C, Q390D, Q420A, Q420B, Q420C, Q420D, Q460A
Category: high strength low alloy structural steel
GB/T 1591 Q345C steel plates/ coils available size
Thickness: 1.2-600mm
Width: 1220-4200mm
Length: 5000-18000mm
Notes: coil thickness ≤ 25mm
GB/T1591 Q345C chemical composition
|
Grade |
C |
Si |
Mn |
P |
S |
Nb |
V |
|
Q345C |
≤0.20 |
≤0.50 |
≤1.70 |
0.030 |
0.030 |
0.07 |
0.15 |
|
Ti |
Cr |
Ni |
Cu |
N |
Mo |
Als |
|
0.20 |
0.30 |
0.50 |
0.30 |
0.012 |
0.10 |
0.015 |
GB/T1591 Q345C mechanical properties
| Grade |
Thickness |
Yield strength |
Tensile strength |
|
Q345C |
≤16 |
≥345 |
≤40 |
470-630 |
|
16-40 |
≥335 |
40-63 |
470-630 |
|
40-63 |
≥325 |
63-80 |
470-630 |
|
63-80 |
≥315 |
80-100 |
470-630 |
|
80-100 |
≥305 |
100-150 |
450-600 |
|
100-150 |
≥285 |
150-250 |
450-600 |
|
150-200 |
≥275 |
250-400 |
- |
|
200-250 |
≥265 |
- |
- |
|
250-400 |
- |
- |
- |
Katalor enterprises have advanced steel processing equipment, include automatic arc-submerging welder, Dc manual arc welding machine, radial drill, CNC floor-type sharp boring machine, CNC gantry milling, H-beam assembling machine, and Q345C H-beam welding production line. We can supply prime quality Q345C plates and Q345C steel beams for you, please send us inquiry if you need.
