Carbon Structural Steel Plate
High-quality carbon steel plates designed for structural applications, offering a balance of strength, durability, and formability.
Premium Carbon Structural Steel
Our carbon structural steel plates are manufactured with less than 0.8% carbon content, ensuring superior mechanical properties compared to standard carbon steel. They are meticulously produced to minimize sulfur, phosphorus, and non-metallic inclusions, resulting in a product that is both robust and reliable for demanding industrial uses.
Key Benefits:
- Enhanced Mechanical Properties
- Excellent Durability and Strength
- Good Formability and Weldability
- Reduced Impurities for Higher Quality
Ideal For: Construction, manufacturing, automotive, heavy machinery, and infrastructure projects.
Product Attributes
Brand: N/A
Origin: N/A
Material: Carbon Structural Steel
Color: Mill Finish
Packaging & Delivery: Mill Test Certificate supplied. Third Party Inspection acceptable.
Technical Specifications
General Specifications
| Product Name |
Standard |
Material Grades |
Thickness |
Width |
Length |
Technique |
| Carbon steel sheet / steel plate |
JIS, AISI, ASTM, GB, DIN, EN |
ASTM: Grade B, Grade C, Grade D, A36, Grade 36, Grade 40, Grade 42, Grade 50, Grade 55, Grade 60, Grade 65, Grade 80
EN: S185, S235JR, S275JR, S355JR, S420NL, S460NL S500Q, S550Q, S620Q, S690Q
JIS: SS330, SPHC, SS400, SPFC, SPHD, SPHE |
0.15mm-300mm |
1250mm 1500mm or as per client's requirement |
1000mm-12000mm or according to customer's special request |
Cold Rolled And Hot Rolled |
Grade Specific Compositions (Example: Cor-ten Series)
| Grade |
C |
Si |
Mn |
P |
S |
Cu |
Cr |
Ni |
| Cor-ten A | 0.12 | 0.25-0.75 | 0.20-0.50 | 0.01-0.2 | 0.03 | 0.25-0.55 | 0.5-1.25 | 0.65 |
| Cor-ten B | 0.16 | 0.3-0.5 | 0.8-1.25 | 0.03 | 0.03 | 0.25-0.40 | 0.4-0.65 | ≤0.4 |
| SPA-H | 0.12 | 0.2-0.75 | 0.60 | 0.07-0.15 | 0.035 | 0.25-0.55 | 0.3-1.25 | 0.65 |
| 9CuPCrNi-A | 0.12 | 0.2-0.75 | 0.20-0.50 | 0.07-0.15 | 0.040 | 0.25-0.55 | 0.3-1.25 | 0.65 |
| Q235NH | 0.13 | 0.10-0.40 | 0.20-0.60 | 0.03 | 0.030 | 0.25-0.55 | 0.40-0.80 | 0.65 |
| Q295NH | 0.15 | 0.10-0.50 | 0.30-1.00 | 0.03 | 0.030 | 0.25-0.55 | 0.40-0.80 | 0.65 |
| Q355NH | 0.16 | 0.5 | 0.50-1.50 | 0.03 | 0.030 | 0.25-0.55 | 0.40-0.80 | 0.65 |
| Q415NH | 0.12 | 0.65 | 1.10 | 0.025 | 0.030 | 0.20-0.55 | 0.30-1.25 | 0.12-0.65 |
| Q460NH | 0.12 | 0.65 | 1.50 | 0.025 | 0.030 | 0.20-0.55 | 0.30-1.25 | 0.12-0.65 |
| Q500NH | 0.12 | 0.65 | 2.0 | 0.025 | 0.030 | 0.20-0.55 | 0.30-1.25 | 0.12-0.65 |
| Q550NH | 0.12 | 0.65 | 2.0 | 0.025 | 0.030 | 0.20-0.55 | 0.30-1.25 | 0.12-0.65 |
| Q265GNH | 0.12 | 0.10-0.40 | 0.20-0.50 | 0.07-0.12 | 0.020 | 0.2-0.45 | 0.30-0.65 | 0.25-0.50 |
| Q295GNH | 0.12 | 0.10-0.40 | 0.20-0.50 | 0.07-0.12 | 0.020 | 0.25-0.45 | 0.30-0.65 | 0.25-0.50 |
| Q310GNH | 0.12 | 0.25-0.75 | 0.20-0.50 | 0.07-0.12 | 0.020 | 0.25-0.55 | 0.30-1.25 | 0.65 |
| Q355GNH | 0.12 | 0.20-0.75 | 1.00 | 0.07-0.15 | 0.020 | 0.25-0.55 | 0.30-1.25 | 0.65 |
| Q345GNHL | 0.12 | 0.25-0.75 | 0.20-0.50 | 0.07-0.15 | 0.035 | 0.25-0.55 | 0.30-0.65 | 0.65 |
| Q295GQR2 | 0.12 | 0.10-0.40 | 0.20-0.50 | 0.06-0.12 | 0.020 | 0.25-0.45 | 0.30-0.65 | 0.25-0.5 |
| Q295GQR3 | 0.12 | 0.20-0.40 | 0.25-0.55 | 0.06-0.12 | 0.020 | 0.25-0.50 | --- | --- |
| Q345NQR2 | 0.12 | 0.25-0.75 | 0.20-0.50 | 0.06-0.12 | 0.020 | 0.25-0.50 | 0.3-1.25 | 0.12-0.65 |
| Q345NQR3 | 0.12 | 0.20-0.50 | 0.25-0.70 | 0.06-0.12 | 0.020 | 0.25-0.50 | --- | --- |
| Q400NQR1 | 0.12 | 0.75 | 1.10 | 0.025 | 0.008 | 0.25-0.55 | 0.3-1.25 | 0.12-0.65 |
| Q450NQR1 | 0.12 | 0.75 | 1.50 | 0.025 | 0.008 | 0.25-0.55 | 0.3-1.25 | 0.12-0.65 |
| Q500NQR1 | 0.12 | 0.75 | 2.00 | 0.025 | 0.008 | 0.25-0.55 | 0.3-1.25 | 0.12-0.65 |
| Q550NQR1 | 0.16 | 0.75 | 2.00 | 0.025 | 0.008 | 0.25-0.55 | 0.3-1.25 | 0.65 |
Carbon Content & Properties
| Carbon content (wt.%) |
Microstructure |
Properties |
Examples |
Standards |
| Low-carbon steel (< 0.25) |
Ferrite, pearlite |
Low hardness and cost. High ductility, toughness, machinability and weldability |
AISI 304, ASTM A815, AISI 316L |
N/A |
| Medium-carbon steel (0.25 – 0.60) |
Martensite |
Low hardenability, medium strength, ductility and toughness |
AISI 409, ASTM A29, SCM435 |
N/A |
| High-carbon steel (0.60 – 1.25) |
Pearlite |
High hardness, strength, low ductility |
AISI 440C, EN 10088-3 |
N/A |