SPECIFICATIONS

Keystone Corporation’s metal finishing processes meet AMS, ASTM, MIL, and QQ specifications. In addition, we are also able to certify to individual customer generated specifications.

Contact us today with any questions regarding your specification or application requirements and a member of our expert team will be happy to assist you.

METAL PLATING

Cadmium

• AMS-QQ-P-416
• AMS 2400
• AMS 2401
• ASTM B766
• ISO 4521

Copper

• MIL-C-15540
• AMS 2418
• ASTM B734

Electrodeposited Nickel

• AMS-QQ-N-290
• ASTM B689
• AMS 2403
• AMS 2424
• MIL-P-27418
• ISO 1458

Electroless Nickel

• AMS-C-26074
• ASTM B733
• AMS 2404

Gold

• MIL-G-45204
• ASTM B488
• AMS 2422

Silver

• QQ-S-365
• ASTM B700
• AMS 2410
• AMS 2411
• AMS 2412

Tin

• MIL-T-10727
• ASTM B545
• AMS 2408

Tin/Lead Solder

• MIL-P-81728
• AMS-P-81728
• ASTM B579

Zinc

• QQ-Z-325
• ASTM B633

CHEMICAL CONVERSION COATING

Iridite, Alodine, KeyGuard

• MIL-DTL-5541
• ASTM B449
• ASTM B921
• AMS 2473
• AMS 2474

STAINLESS STEEL TREATMENTS

Passivation

• AMS-QQ-P-35
• AMS 2700
• ASTM A967
• ISO 16048

Pickle Passivation

• ASTM A380

Phosphate

• MIL-DTL-16232
• TT-C-490
• MIL-STD-171

Special Surface Treatments

• Cleaning for Oxygen Service
• Cleaning
• Pickling