Table 3.7.2.0: (b1). Design Mechanical and Physical Properties of 7040-T7451 Aluminum Alloy Plate

MIL-HDBK-5J, Metallic Materials and Elements for Aerospace Vehicle Structures

Last Updated 29 Oct 2026

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a S-basis values. Rounded T99 values are as follows: Ftu(L) = 71 ksi; Ftu(LT) = 71 ksi; Fty(L) = 63 ksi; Fty(LT) = 62 ksi; and Fty(ST) = 59 ksi.
b S-basis values. Rounded $\mathrm{T}_{99}$ values are as follows: $\mathrm{F}_{\mathrm{tu}}(\mathrm{L})=69 \mathrm{ksi} ; \mathrm{F}_{\mathrm{tu}}(\mathrm{LT})=69 \mathrm{ksi}$ .
c S-basis values. Rounded $\mathrm{T}_{99}$ values are as follows: $\mathrm{F}_{\mathrm{tu}}(\mathrm{L})=69 \mathrm{ksi}$ .
d S-basis values. Rounded $\mathrm{T}_{99}$ values are as follows: $\mathrm{F}_{\mathrm{tu}}(\mathrm{LT})=73 \mathrm{ksi} ; \mathrm{F}_{\mathrm{ty}}(\mathrm{L})=64 \mathrm{ksi} ; \mathrm{F}_{\mathrm{ty}}(\mathrm{LT})=64 \mathrm{ksi}$ ; and $\mathrm{F}_{\mathrm{ty}}(\mathrm{ST})=60 \mathrm{ksi}$ .
e S-basis values. Rounded $\mathrm{T}_{99}$ values are as follows: $\mathrm{F}_{\mathrm{tu}}(\mathrm{LT})=72 \mathrm{ksi} ; \mathrm{F}_{\mathrm{tu}}(\mathrm{ST})=69 \mathrm{ksi} ; \mathrm{F}_{\mathrm{ty}}(\mathrm{L})=63 \mathrm{ksi}$ ; and $\mathrm{F}_{\mathrm{ty}}(\mathrm{LT})=63 \mathrm{ksi}$ , $\mathrm{F}_{\mathrm{ty}}(\mathrm{ST})=59 \mathrm{ksi}$ .
f See Table 3.1.2.1.1. Bearing values are "dry pin" values per Section 1.4.7.1.

MIL-HDBK-5J

MIL-HDBK-5J, Metallic Materials and Elements for Aerospace Vehicle Structures

Last Updated 29 Oct 2026

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a S-basis values. Rounded T99 values are as follows: Ftu(L) = 71 ksi; Ftu(LT) = 71 ksi; Fty(L) = 63 ksi; Fty(LT) = 62 ksi; and Fty(ST) = 59 ksi.
b S-basis values. Rounded $\mathrm{T}_{99}$ values are as follows: $\mathrm{F}_{\mathrm{tu}}(\mathrm{L})=69 \mathrm{ksi} ; \mathrm{F}_{\mathrm{tu}}(\mathrm{LT})=69 \mathrm{ksi}$ .
c S-basis values. Rounded $\mathrm{T}_{99}$ values are as follows: $\mathrm{F}_{\mathrm{tu}}(\mathrm{L})=69 \mathrm{ksi}$ .
d S-basis values. Rounded $\mathrm{T}_{99}$ values are as follows: $\mathrm{F}_{\mathrm{tu}}(\mathrm{LT})=73 \mathrm{ksi} ; \mathrm{F}_{\mathrm{ty}}(\mathrm{L})=64 \mathrm{ksi} ; \mathrm{F}_{\mathrm{ty}}(\mathrm{LT})=64 \mathrm{ksi}$ ; and $\mathrm{F}_{\mathrm{ty}}(\mathrm{ST})=60 \mathrm{ksi}$ .
e S-basis values. Rounded $\mathrm{T}_{99}$ values are as follows: $\mathrm{F}_{\mathrm{tu}}(\mathrm{LT})=72 \mathrm{ksi} ; \mathrm{F}_{\mathrm{tu}}(\mathrm{ST})=69 \mathrm{ksi} ; \mathrm{F}_{\mathrm{ty}}(\mathrm{L})=63 \mathrm{ksi}$ ; and $\mathrm{F}_{\mathrm{ty}}(\mathrm{LT})=63 \mathrm{ksi}$ , $\mathrm{F}_{\mathrm{ty}}(\mathrm{ST})=59 \mathrm{ksi}$ .
f See Table 3.1.2.1.1. Bearing values are "dry pin" values per Section 1.4.7.1.