Northrop Grumman

Approved processes for Northrop Grumman.
AMS 2770 Heat Treatment of Wrought Aluminum Alloy Parts ACI 5/13/2011
  Level 4 Quality System Approval ACI 5/16/2005
AMS-W-6858 Welding, Resistance:Spot and Seam ACI 5/13/2011
AWS D:17.1 Fusion Welding for Aerospace Applications ACI 5/13/2011
AWS D:17.2 Resistance Welding for Aerospace Applications ACI 5/13/2011
GSS 4310 Application of Primer Coating, Epoxy Polyamide ACI 5/13/2011
MIL-DTL-5541 Chemical Conversion Coatings for Aluminum and Aluminum Alloy ACI 5/13/2011
ASTM B117 Standard Practice for Operating Salt Spray (Fog) Apparatus ACI 5/13/2011
IT-60 Penetrant Inspection ACI 5/13/2011
LMA-PC201 Fluorescent Penetrant Inspection of Metallic Parts & Materials ACI 5/13/2011
LMA-PG001 Etch/Cleaning Prior to Penetrant Inspection ACI 5/13/2011