Finish Code |
Coating Description | Colour | RoHS |
Corrosion (Salt Spray Hrs) |
Potential for Hydrogen Embrittlement |
Electroplated Finishes |
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ZC6 |
Zinc + Hexavalent Yellow Chromate |
Yellow | No | 72 to White Corrosion 144 to Red Rust |
Yes |
(Our standard finish for fasteners) |
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ZI GZ SZ |
Zinc + Trivalent Clear Chromate |
Silver | Yes | 12 to White Corrosion 96 to Red Rust |
Yes |
| ZTBL48 | Zinc + Trivalent Blue Chromate |
Silver/Blue | Yes | 48 to White Corrosion 120 to Red Rust |
Yes |
| ZTH96 | Zinc + Trivalent Heavy |
Iridescent | Yes | 96 to White Corrosion 240 to Red Rust |
Yes |
| ZTS96 | Zinc + Trivalent Seal |
Silver | Yes | 96 to White Corrosion 384 o Red Rust |
Yes |
| ZTBK120 | Zinc + Trivalent Black |
Black | Yes | 120 to White Corrosion 240 to Red Rust |
Yes |
| ZNTC360 | Zinc Nickel + Trivalent Clear |
Matt Silver | Yes | 360 to White Corrosion 600 to Red Rust |
Yes |
| ZITB240 | Zinc Iron + Trivalent Black |
Black | Yes | 240 to White Corrosion 480 to Black |
Yes |
| ET | Tin | Silver to Dull Silver |
Yes | N/A | Yes |
Mechanical Finishes |
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| MZTH | Zinc + Trivalent Heavy |
Iridescent | Yes | 48 to White Corrosion 120 to Red Rust |
No |
Dry Film Lubricants |
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| MD | Molybdenum Dry Film |
Grey/Black | Yes | Variable | N/A |
Zinc Flake Finishes |
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| Dacromet | Dacromet® | Silver-Grey | No | 240 to White Corrosion 480 to Red Rust |
No |
| Geomet | Geomet® | Silver-Grey | Yes | 240 to White Corrosion 1500 to Red Rust |
No |
| DeltaT&S | Delta Tone® and Seal |
Silver-Grey | Yes | 240 to White Corrosion 480 to Red Rust |
No |
| DeltaP | Delta Protekt® | Silver-Grey | Yes | 840 to Red Rust |
No |
Information courtesy of Anochrome Group design guide.