QQ-N-286 Nickel-Copper-Aluminum Alloy, Wrought Uns N05500This specification covers all nickel-copper-aluminum alloy wrought forms formerly classified as class A. This alloy is designated under the Unified Numbering System for Metals and Alloys as UNS N05500. Except for cases where nonmagnetic properties are paramount, this alloy is intended to be age hardened prior to placing the material in service.

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FIGURE 1. Longitudinal end scan inspection technique for large bar, rod and forgings.

QQ-N-286G

FIGURE 2. Shear wave pitch-catch technique for large bar, rod and forgings.