Finishes & Specification Reference Guide
Finish Chrysler General Motors Ford Delphi
Phosphate & Oil PS 80 GM 4435M ESB-M3P4-A (S2 & S58)  
Zinc & Chromate PS 79 & PS4220 GM 4345M WSD-M1P85-A1 thru A3
WSB-M10P10-A1,A2,A3,A5
 
Zinc & JS 500 PS 8814 GM 4345M ESE-M21P17-A2  
Zinc & JS 600 PS 8814 GM 4345M ESE-M21P17-A3  
Zinc & Tri-Chrome PS 1207 GMW3044 code N   DX551200
Zinc & Tri-Chrome *with sealer   GMW3044 code X WSS-M21P17-B1  
Zinc & Tri-Chrome *with JS 600     WSS-M21P17-B5  
Zinc & ZinKlad   GMW3044 code G WSS-M21P17-B3 (S437)  
Zinc & JS 2000 Approved to Harley Davidson Specification GES 43250

Post Treatment Baking Laboratory Services Stripping
Clear Chromate
Yellow Chromate
Black Chromate
Olive Drab
Leached Chromate
Dyes (Blue, Green, Red)
Wax – Various types
Oil
S-Cote
4 hours 400 deg.
6 hours 400 deg.
8 hours 400 deg.
12 hours 400 deg.
ISO/IEC 17025 1999
Accredited in the area of testing-mechanical
Zinc
Phosphate
Wax

Trivalent Finish Approvals
Chrysler General Motors Ford Delphi
PS 1207 GMW 3044 codes G, X WSS-M21P17-B1
  & B3 S437
DX551200, DX551205, DX551206, DX551207, DX551208, DX551210, DX551211, DX551212, DX551213, DX551214, DX551217, DX551218, DX551219, DX551220, DX551222, DX551223, DX551224, DX551225, DX551229, DX551231, DX551232, DX551233, DX551235, DX551236, DX551237, DX551238, DX551239, DX551240, DX551244, DX551245, DX551256, DX551257, DX551262, DX551264, DX551265, DX551266