Canonical Metallurgy Classification • 30 Verified Alloys
Steel
Iron-carbon alloys with carbon content typically under 2.1 wt%, categorized into carbon steels, alloy steels, stainless steels, and tool steels.
Subfamily Classifications (3)
View All Subfamilies →16 Alloys in alloy steelFact-Level Source Provenance
| UNS • Canonical Grade | Subfamily | Standard Identifiers | Conductivity (% IACS) | Yield & Context | Status | Actions |
|---|---|---|---|---|---|---|
| SAE 4130 Alloy Steel | Alloy Steel | SAE: 4130SPECIFICATION: SAE 4130 Alloy Steel Engineering Datasheet | — | ≥ 435 MPaMINIMUM · Normalized Bar · Bar | VERIFIED | |
| SAE 4140 Alloy Steel | Alloy Steel | SAE: 4140AISI: 4140SPECIFICATION: SAE 4140 Alloy Steel Engineering Datasheet | — | ≥ 740 MPaMINIMUM · Quenched and tempered (voestalpine supply) · Bar · 10–100 mm · voestalpine supply properties for the stated section range; source does not specify test temperature. Not extrapolated to other products or heat treatments. | VERIFIED | |
| SAE 4142 Alloy Steel | Alloy Steel | SAE: 4142SPECIFICATION: SAE 4142 Alloy Steel Engineering Datasheet | — | ≥ 640 MPaMINIMUM · Normalized Bar · Bar | VERIFIED | |
| SAE 4150 Alloy Steel | Alloy Steel | SAE: 4150SPECIFICATION: SAE 4150 Alloy Steel Engineering Datasheet | — | ≥ 430 MPaMINIMUM · Annealed Bar · Bar | VERIFIED | |
| SAE 4340 Alloy Steel | Alloy Steel | SAE: 4340SPECIFICATION: SAE 4340 Alloy Steel Engineering Datasheet | — | ≥ 470 MPaMINIMUM · Annealed Bar · Bar | VERIFIED | |
| SAE 4620 Alloy Steel | Alloy Steel | SAE: 4620SPECIFICATION: SAE 4620 Alloy Steel Engineering Datasheet | — | ≥ 360 MPaMINIMUM · Normalized Bar - Core Properties · Bar | VERIFIED | |
| SAE 5120 Alloy Steel | Alloy Steel | SAE: 5120SPECIFICATION: SAE 5120 Alloy Steel Engineering Datasheet | — | ≥ 340 MPaMINIMUM · Normalized Bar - Core Properties · Bar | VERIFIED | |
| SAE 5140 Alloy Steel | Alloy Steel | SAE: 5140SPECIFICATION: SAE 5140 Alloy Steel Engineering Datasheet | — | ≥ 410 MPaMINIMUM · Annealed Bar · Bar | VERIFIED | |
| SAE 5160 Alloy Steel | Alloy Steel | SAE: 5160SPECIFICATION: SAE 5160 Alloy Steel Engineering Datasheet | — | ≥ 400 MPaMINIMUM · Annealed Bar · Bar | VERIFIED | |
| SAE 6150 Alloy Steel | Alloy Steel | SAE: 6150SPECIFICATION: SAE 6150 Alloy Steel Engineering Datasheet | — | ≥ 410 MPaMINIMUM · Annealed Bar · Bar | VERIFIED | |
| SAE 8620 Alloy Steel | Alloy Steel | SAE: 8620SPECIFICATION: SAE 8620 Alloy Steel Engineering Datasheet | — | ≥ 380 MPaMINIMUM · Normalized Bar (870°C) - Core Properties · Bar · Core mechanical properties. | VERIFIED | |
| SAE 8630 Alloy Steel | Alloy Steel | SAE: 8630SPECIFICATION: SAE 8630 Alloy Steel Engineering Datasheet | — | ≥ 450 MPaMINIMUM · Normalized Bar · Bar | VERIFIED | |
| SAE 8640 Alloy Steel | Alloy Steel | SAE: 8640SPECIFICATION: SAE 8640 Alloy Steel Engineering Datasheet | — | ≥ 415 MPaMINIMUM · Annealed Bar · Bar | VERIFIED | |
| SAE 8740 Alloy Steel | Alloy Steel | SAE: 8740SPECIFICATION: SAE 8740 Alloy Steel Engineering Datasheet | — | ≥ 415 MPaMINIMUM · Annealed Bar · Bar | VERIFIED | |
| SAE 9310 Alloy Steel | Alloy Steel | SAE: 9310SPECIFICATION: SAE 9310 Alloy Steel Engineering Datasheet | — | ≥ 585 MPaMINIMUM · Normalized Bar - Core Properties · Bar | VERIFIED | |
| SAE 52100 Alloy Steel | Alloy Steel | SAE: 52100SPECIFICATION: SAE 52100 Alloy Steel Engineering Datasheet | — | ≥ 380 MPaMINIMUM · Spheroidize Annealed Bar · Bar | VERIFIED |