EN C45 (1.0503): Medium Kohlenstoffstahl for Shafts and Gears
EN 10083-2 · Published: 2026-06-03 · Updated: July 2026
EN C45 is a medium carbon steel containing approximately 0.45% carbon, widely used for shafts, axles, gears, and bolts. In the normalized condition it machines well; after quenching and tempering it achieves high strength and hardness suitable...
EN C45 ist ein medium carbon steel containing approximately 0.45% carbon, widely used für shafts, axles, gears, und bolts. In der normalized condition es machines well; nach quenching und tempering es achieves hoch strength und hardness suitable für wear-resistant components.
Quick Facts
| Kategorie | Kohlenstoffstahl |
| Norm | EN 10083-2 |
| Density | 7.85 g/cm³ |
| Yield Strength | 370 MPa (normalized) |
| Tensile Strength | 630-780 MPa (quenched+tempered) |
Global Equivalents & Cross-Reference
Verwandt Materials
🧮 Material Weight Calculator
Calculate the weight based on this material's density: 7.85 g/cm³
Frequently Asked Questions
Können C45 sein welded?
C45 hat limited weldability due zu sein carbon content. Preheating zu 200-300°C ist erforderlich, und post-weld stress relief ist recommended. Für welded applications, consider C22 (0.22% C) oder ein niedrig-alloy alternative.
References & International Standards
- ASTM International. Norm Specifications für Stahl & Metal Alloys. astm.org
- International Organization für Standardization (ISO). Metallic Materials — Cross-Referenz Database. iso.org
- American Iron und Stahl Institute (AISI). Stahl Güte Designations & Equivalents. steel.org
- European Committee für Standardization (CEN). EN Stahl Standards & Numbering System. cencenelec.eu