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Maximum thickness of zinc on various fasteners and other zinc plated components

We are the largest manufacturer of Scooter/Motorbikes in India. There are no of components like Fasteners, spokes , nipples which are Zinc plated and used on our vehicles. We have the Specification for Zinc thickness of 8 Micron Minimum. I would like to know, how we should decide the maximum thickness of Zinc on various fasteners and other Zinc plated components.

Regards,

S N Shelke
- India
2002

Please reference ISO 4042 page 6 Table 2 "Upper limits of coating thickness for ISO metric thread"

Aaron [last name deleted for privacy by Editor]
BOSSARD Taiwan - Taiwan, R.O.C.
2002

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