16MnCrS5 vs 41CrMoS4: 50% composition overlap. Moderate differences, generally not direct substitutes.
16MnCrS5 vs 41CrMoS4
Side-by-side chemical composition and mechanical property comparison.
Overview
16MnCrS5
1.7139
Free-cutting variant of 16MnCr5 (1.7131) — sulfur addition (0.020-0.040%) for improved machinability on CNC automatics. Same case-hardening properties: surface 60-62 HRC after carburizing. THE high-volume automotive gear steel where machining cost matters. Used for transmission gears, shafts, pinions, and other carburized parts produced on CNC lathes and multi-spindle automatics.
41CrMoS4
1.7227
Free-cutting variant of 41CrMo4 (1.7225) — S 0.020-0.040% for improved chip formation on CNC automatics. Same Q&T mechanical properties (UTS 1000-1200 MPa). THE most popular free-cutting CrMo QT steel. Used for high-volume CNC production of crankshafts, connecting rods, gears, and shafts in the automotive industry.
| 16MnCrS5 | 41CrMoS4 | |
|---|---|---|
| Material Number | 1.7139 | 1.7227 |
| Category | Alloy Steel | Alloy Steel |
| Standard | EN 10084 | EN 10083-3 |
Chemical composition (wt%)
| Element | 16MnCrS5 | 41CrMoS4 | Overlap |
|---|---|---|---|
| C | 0.14–0.19% | 0.38–0.45% | No overlap |
| Si | 0–0.4% | 0–0.4% | OK |
| Mn | 1–1.3% | 0.6–0.9% | No overlap |
| P | 0–0.025% | — | — |
Mechanical properties
| Property | 16MnCrS5 | 41CrMoS4 | Unit |
|---|---|---|---|
| hardness_hrc | 60–62 | — | HRC |
| tensile_strength | 700–1000 | 1000–1200 | MPa |
| yield_strength | 450–700 | 750–900 | MPa |
Compatibility Assessment
16MnCrS5 and 41CrMoS4 have moderate differences (50% overlap). They are generally not direct substitutes. Consider the specific requirements of your application.
Automated assessment based on composition analysis
Frequently Asked Questions
Is 16MnCrS5 the same as 41CrMoS4?
16MnCrS5 and 41CrMoS4 have a 50% composition overlap. They are generally not directly interchangeable.
Can I replace 16MnCrS5 with 41CrMoS4?
Generally not recommended. The compositions differ significantly (50% overlap). These materials have different alloying concepts and are intended for different applications.
What is the difference between 16MnCrS5 and 41CrMoS4?
The main differences are in the following elements: C, Mn, Cr. 16MnCrS5 is a Alloy Steel grade, while 41CrMoS4 is a Alloy Steel grade.
View full data for each material:
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.