2014 at a glance
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Designation
| Item | Value |
|---|---|
| Designation | 2014 |
| Class | Aluminum |
| Type | wrought aluminum alloy |
Composition
| Element | Limit |
|---|---|
| Si | 0.50–1.2 |
| Fe | 0.7 |
| Cu | 3.9–5.0 |
| Mn | 0.40–1.2 |
| Mg | 0.20–0.8 |
| Cr | 0.10 |
| Zn | 0.25 |
| Ti | 0.15 |
| Al | Remainder |
A single number is a maximum. Other elements: 0.05 each, 0.15 total, except where the Teal Sheets say otherwise. Source: Aluminum Association Teal Sheets (Aug 2018).
Specifications and forms
| Specification | Form |
|---|---|
| AMS 4028, AMS 4029 | Bare sheet and plate |
| AMS-QQ-A-250/3 | Clad sheet and plate |
| AMS 4121, AMS-QQ-A-225/4 | Bar and rod |
| AMS 4153, AMS-QQ-A-200/2 | Extrusion |
| AMS-A-22771, AMS-QQ-A-367, AMS 4133 | Forging |
Specifications as listed by MIL-HDBK-5J. Federal QQ-A specifications passed to SAE as AMS-QQ-A. Check the current revision.
Properties
| Property | Value | Source |
|---|---|---|
| Density | 0.101 lb/in³ (2.80 g/cm³) | MIL-HDBK-5J; Teal Sheets |
| Brinell hardness, O / T6 | 45 / 135 | AC 43.13-1B Table 4-5 |
| Arc / spot welding, T6 | B / B | MIL-HDBK-5J Table 3.1.3.4(a) |
| Arc / spot welding, O | C / D | MIL-HDBK-5J Table 3.1.3.4(a) |
| Stress corrosion, 2014-T6 | ST: D in all forms | MIL-HDBK-5J Table 3.1.2.3.1(a) |
A D rating means failures have occurred in service or would be expected under any sustained stress.
Design allowables, 2014-T6 sheet, bare and clad, 0.040–0.249 in
| Property, ksi | Bare A | Bare B | Clad A | Clad B |
|---|---|---|---|---|
| Ftu, L | 67 | 68 | 65 | 67 |
| Ftu, LT | 66 | 67 | 64 | 66 |
| Fty, L | 59 | 60 | 57 | 59 |
| Fty, LT | 58 | 59 | 56 | 58 |
| Fcy, L | 59 | 60 | 57 | 59 |
| Fcy, LT | 60 | 61 | 58 | 60 |
| Fsu | 40 | 41 | 39 | 40 |
| Fbru, e/D = 1.5 | 100 | 102 | 97 | 100 |
| Fbru, e/D = 2.0 | 127 | 129 | 123 | 127 |
| Fbry, e/D = 1.5 | 83 | 84 | 80 | 83 |
| Fbry, e/D = 2.0 | 94 | 96 | 91 | 94 |
Bare: AMS 4028, Table 3.2.1.0(b1), p. 3-28. Clad: AMS-QQ-A-250/3, Table 3.2.1.0(c1), p. 3-30. S, A and B are the MIL-HDBK-5J statistical bases. L is the longitudinal grain direction, LT the long transverse. Bearing values are dry-pin values.
Weight by thickness
| Thickness, in | mm | lb/ft² | kg/m² |
|---|---|---|---|
| 0.016 | 0.41 | 0.233 | 1.14 |
| 0.020 | 0.51 | 0.291 | 1.42 |
| 0.025 | 0.64 | 0.364 | 1.78 |
| 0.032 | 0.81 | 0.465 | 2.27 |
| 0.040 | 1.02 | 0.582 | 2.84 |
| 0.050 | 1.27 | 0.727 | 3.55 |
| 0.063 | 1.60 | 0.916 | 4.47 |
| 0.071 | 1.80 | 1.033 | 5.04 |
| 0.080 | 2.03 | 1.164 | 5.68 |
| 0.090 | 2.29 | 1.309 | 6.39 |
| 0.100 | 2.54 | 1.454 | 7.10 |
| 0.125 | 3.17 | 1.818 | 8.88 |
Computed for density 0.101 by our sheet weight calculator. Kilograms and millimetres converted.
Notes from the guide
- Not a source of design allowables. Values are for reference. MMPDS and the SRM govern a repair.
- Not a substitution approval. A different alloy or temper needs approved data.
- Not for sustained tension across the grain. See the D rating above.
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Sources
- FAA AC 43.13-1B CHG 1, Chapters 4 and 7 — Tables 4-5, 4-9.
- FAA-H-8083-31B, AMT Handbook — Airframe, Volume 1, Chapter 4 — p. 4-30.
- MIL-HDBK-5J (31 Jan 2003), Chapter 3 — Tables 3.1.2.3.1(a), 3.1.3.4(a), 3.2.1.0(a), (b1), (c1). Cancelled and superseded by MMPDS: check current MMPDS before design use.
- Aluminum Association, International Alloy Designations (Teal Sheets), rev. Aug 2018 — chemical composition limits and nominal densities.
- MMPDS (formerly MIL-HDBK-5) — the current home of design allowables. A repair substantiation cites MMPDS or the SRM, not a website.
Educational reference only. not approved data. Always consult the applicable SRM, AMM, or AC 43.13-1B and your certifying authority.