C35 vs C45: 80% composition overlap. Some similarities but notable differences in alloying elements.
C35 vs C45
Side-by-side chemical composition and mechanical property comparison.
Overview
C35
1.0501
Medium-carbon unalloyed steel with moderate strength. Good machinability and weldability. Used for lightly stressed components like levers, axles, bolts, and general machine parts.
C45
1.0503
Medium carbon unalloyed quality steel. Good machinability and moderate strength after heat treatment. Widely used for shafts, spindles, pins, studs, and general machine parts.
| C35 | C45 | |
|---|---|---|
| Material Number | 1.0501 | 1.0503 |
| Category | Carbon Steel | Carbon Steel |
| Standard | EN 10083-2 | EN 10083-2 |
Chemical composition (wt%)
| Element | C35 | C45 | Overlap |
|---|---|---|---|
| C | 0.32–0.39% | 0.42–0.5% | No overlap |
| Si | 0–0.4% | 0–0.4% | OK |
| Mn | 0.5–0.8% | 0.5–0.8% | OK |
| P | 0–0.03% | 0–0.03% | OK |
Mechanical properties
| Property | C35 | C45 | Unit |
|---|---|---|---|
| tensile_strength | 550–700 | 630–780 | MPa |
| yield_strength | ≥ 300 | ≥ 370 | MPa |
| elongation | ≥ 18 | ≥ 16 | % |
Compatibility Assessment
C35 and C45 share some characteristics (80% overlap) but have notable differences. They may be substitutable in some applications but not all. Verify suitability carefully.
Automated assessment based on composition analysis
Frequently Asked Questions
Is C35 the same as C45?
C35 and C45 have a 80% composition overlap. For most purposes, they can be considered similar.
Can I replace C35 with C45?
In many cases, yes. The compositions overlap significantly (80%). However, always verify mechanical property requirements and heat treatment compatibility for your specific application.
What is the difference between C35 and C45?
The main differences are in the following elements: C. C35 is a Carbon Steel grade, while C45 is a Carbon Steel grade.
Related Comparisons
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Data provided for reference only. Always verify against the applicable specification for critical applications.
All data is for reference only. Equivalents indicate similarity, not identity. Always verify against the applicable specification for safety-critical applications. materialref.com accepts no liability for decisions based on this data.