Northrop Grumman
Aero Metal Finishing Certifications
APPROVED SUPPLIER FOR THE FOLLOWING PROCESSES
| SPECIFICATION | PROCESS SPECIFICATION NOMENCLATURE |
| AMS 2700 | PASSIVATION TREATMENT FOR CORROSION RESISTANT STEELS (TYPE 1, 2, 6, 8) |
| MIL-DTL-5541, TYPE 1 ONLY | CHEMICAL CONVERSION COATING FOR ALUMINUM AND ALUMINUM ALLOYS |
| ASTM B117 | STANDARD PRACTICE FOR OPERATING SALT SPRAY (FOG) APPARATUS |
| **GSS 7021 | ACID CLEANING OF FERROUS ALLOYS |
| **GSS 7012 | PREPARATION OF SURFACES BY ABRASIVE METHODS |
**Indicates process that AMF has capability to perform which does not require approval