42CD4 Steel — Specifications & Listings
AFNOR NF A35-552 — French chrome molybdenum alloy steel, equivalent to 42CrMo4
Grade Details
| Grade | 42CD4 |
| Standard | AFNOR NF A35-552 |
| Description | French chrome molybdenum alloy steel, equivalent to 42CrMo4 |
| Applications | Gears, shafts, crankshafts, high tensile fasteners |
Equivalent / Similar Grades
Chemical Composition (%)
| C |
Si |
Mn |
Cr |
Mo |
| 0.38–0.45 |
0.15–0.35 |
0.60–0.90 |
0.90–1.20 |
0.15–0.30 |
Mechanical Properties
| Tensile Strength |
900–1100 MPa |
| Yield Strength |
≥700 MPa |
| Elongation |
≥12% |
| Hardness |
263–313 HB |
Typical Available Sizes
| Round Bar |
16mm–300mm dia |
| Flat Bar |
20×8mm–200×60mm |
Sizes are indicative. Contact seller for exact availability.
Active 42CD4 Listings on M-EX