| Specification | Process Description | Category | Limits |
| AMS-STD-2154 | Inspection, Ultrasonic, Wrought Metals, Process for *NOTE* NGAS ASPL approval is required when testing is performed by a secondary source other than the primary mill. | Non-Destructive Testing | Limits: None |
| ASTM B594 | Ultrasonic Inspection of Aluminum-Alloy Wrought Products. *NOTE* NGAS ASPL approval is required when testing is performed by a secondary source other than the primary mill. | Non-Destructive Testing | Limits: None |
| ASTM E3 | Standard Guide for Preparation of Metallographic Specimens | Materials Testing | Limits: None |
| ASTM E399 | Standard Test Method for Linear-Elastic Plane-Strain Fracture Toughness of Metallic Materials | Materials Testing | Limits: None |
| ASTM E8 | Standard Test Methods for Tension Testing of Metallic Materials | Materials Testing | Limits: None |