Paolo Astori's know how for Special Processes

Paolo Astori's Special Processes

All special processes are carried out “in house” using highly trained and qualified operators, certified DFAR compliant material and the latest equipment and technology to ensure quality and finish. Paolo Astori has NADCAP approval for Heat Treatment, NDT & Chemical processes. Certificates of which can be found in the Quality Assurance Section of the website.

The main processes are:
Heat treatments

  • annealing, normalizing, stress relieving of steel  MIL-H-6875 / AMS2759
  • hardening, tempering of steel  MIL-H-6875 / AMS2759
  • solution treating, annealing, stabilization, precipitation  of PH steels, cres and nickel alloys MIL-H-6875 / AMS2759 / AMS2774
  • vacuum heat treating  AMS2769

Mechanical testings

  • tension testing of metallic materials ASTM E8
  • vibration test NASM1312-7/DOD-STD-1312-107/ISO7481
  • fastener test methods MIL-STD-1312
  • salt spray fog testing ASTM B117/NASM1312-1/ISO9227
  • mechanical hydrogen embrittlement test ASTM F519
  • rockwell hardness ASTM E18
  • Microhardness NASM1312-6/ASTM E384/ISO6507-1
  • Grain Size and metallurgical evaluation ASTM E112/ISO643

Protective treatments

  • cadmium plating AMS-QQ-P-416
  • zinc-nichel plating
  • silver plating AMS2410 /  AMS2411
  • copper plating MIL-C-14150 / AMS241
  • passivation ASTM A 967 / AMS-QQ-P-35 / AMS2700
  • black oxide coating MIL-HDBK-205A
  • titanium anodizing  EN2808
  • phosphate coating MIL-DTL-16232
  • Surface coatings
    • MoS2 lubrication MIL-PRF-46010 / AS5272 / AS1701
    • aluminum coating NAS 4006
    • cetyl alcohol  MIL-L-87132
  • NDT
    • magnetic particle inspection ASTM E-1444
    • penetrant liquid inspection ASTM E-1417