Carbon Steel Technical Catalogue
Comprehensive technical specifications and application guide for low and medium carbon steel bars
Steel Groups
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Low Carbon Steels
Easily formable, welding-friendly low carbon steel bars. Ideal for general construction, structural elements, and welded fabrication applications.
Grades
SAE 1008, C10 (SAE 1010), C15, C20, C22
Tolerance
h9, h10, h11
Size Range
Round: 4-100mm | Hex: 6-60mm | Square: 6-60mm
Standards
EN 10277, EN 10278, DIN 1652, ASTM A108
Product Dimension Table
| Form | Diameter/AF (mm) | Tolerance | Standard Length (m) | Surface Finish |
|---|---|---|---|---|
| Round | 4 - 20 | h9 | 3 (max 6) | Ra 0.8 - 1.6 |
| Round | 20 - 50 | h9 / h10 | 3 (max 6) | Ra 0.8 - 1.6 |
| Round | 50 - 100 | h10 / h11 | 3 (max 6) | Ra 1.6 - 3.2 |
| Hexagon | 6 - 30 | h9 | 3 (max 6) | Ra 0.8 - 1.6 |
| Hexagon | 30 - 60 | h10 / h11 | 3 (max 6) | Ra 1.6 - 3.2 |
| Square | 6 - 30 | h9 | 3 (max 6) | Ra 0.8 - 1.6 |
| Square | 30 - 60 | h10 / h11 | 3 (max 6) | Ra 1.6 - 3.2 |
Key Features
- Excellent weldability
- Easy forming and bending capability
- Precision surface finish via cold drawing
- Available in 3 forms (round, hex, square)
- Consistent mechanical properties
- Economical and readily available
- Can be used without heat treatment
- High toughness values
Applications
- Structural elements and construction
- Bridge fixtures and connectors
- Pipelines and fittings
- General manufacturing and fabrication
- Welded structures
- Bolt and nut production (low strength class)
- Automotive body parts
- Furniture and shelving systems
Technical Notes
- Carbon content ranges between 0.08% - 0.22%.
- Pre-weld and post-weld heat treatment is generally not required.
- Surface hardness can be increased by carburizing (case hardening).
- Stress relief annealing is recommended after cold forming.
- C20 and C22 grades can be hardened with mild heat treatment.
- Standard length is 3 meters, available up to 6 meters on request.
Detailed Technical Information and Quotation
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