GB/T 1591 Q345D steel plates/ coils available size
Thickness: 1.2-600mm
Width: 1220-4200mm
Length: 5000-18000mm
Notes: coil thickness ≤ 25mm
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
As a professional GB/T 1591 Q345D steel plates manufacturer in China, Katalor Industry can supply GB/T 1591 Q345D steel plates, GB/T 1591 Q345D coils, Q345D sheets and Q345D steel beams. We can provide Q345D steel products with chemical component analysis, tensile test, bend test, and impact test to guarantee Q345D steel quality.
GB/T1591 Q345D chemical composition
| Grade |
C |
Si |
Mn |
P |
S |
Nb |
V |
|
Q345D |
≤0.18 |
≤0.50 |
≤1.70 |
0.030 |
0.025 |
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 Q345D mechanical properties
| Grade |
Thickness |
Yield strength |
Tensile strength |
|
Q345D |
≤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 |
450-600 |
|
200-250 |
≥265 |
- |
- |
|
250-400 |
≥265 |
- |
- |
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 Q345D H-beam welding production line. We can supply prime quality Q345D plates and Q345D steel beams for you, please send us inquiry if you need.
