SAE AISI 4130 Chromoly Steel, Alloy Material Properties, Chemical Composition
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Performance Ratings
Performance Radar
Composition
Mechanical Properties
| Tensile Strength | 670.0 MPa |
| Yield Strength | 435.0 MPa |
| Elongation | 25.5% |
| Hardness (Brinell) | 197.0 HB |
| Hardness (Rockwell) |
Chemical Composition
| Element | Percentage (%) |
|---|---|
| C | 0.28-0.33 |
| P | 0.035 |
| S | 0.040 |
| Cr | 0.80-1.10 |
| Mn | 0.40-0.60 |
| Mo | 0.15-0.25 |
| Si | 0.15-0.35 |
| Steel Grade (UNS) | 4130 (G41300) |
| Grade (Steel Number) | 25CrMo4 (1.7218) |
Where to Buy SAE AISI 4130 Chromoly Steel, Alloy Material Properties, Chemical Composition
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Description
AISI 4130 steel (UNS G41300), also known as 4130 Chromoly steel, is a chrome-molybdenum series low alloy steel with high strength, toughness and hardenability, usually used in quenched and tempered condition. AISI SAE 4130 alloy steel can be made into steel plate, steel sheet, round and flat steel bar, steel pipe and tube, etc. and has many uses in pressure vessels, pumps and valves, pinions, shaft gears, ball studs, screws, general purpose profile steel, automotive parts, oil and gas industry, aerospace, and bike frame, etc. Below is material AISI 4130 Chromoly steel datasheet including chemical composition, density, thermal expansion coefficient, thermal conductivity, yield strength, hardness, etc.