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| For engineering applications, refurbishing or any dimension buildup, this process is widely used by many industries. |
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Sulfamate Nickel Plating -
The plating conforming to this specification is intended to facilitate the formation of a seal between two metallic surfaces, or to build dimensions to comply with product specifications. Key property of this coating is the deposit hardneww, which is typically not to exceed 150 Knoop hardness (500 gm. load) after annealing. (or 300 Knoop before annealing) Inact. Notice 3. |
Specification
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Thickness
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Comments
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| MIL-P-27418 |
Unless otherwise specified: 0.0020" ± 0.0003" on all surfaces that can be touched by .0625" Dia. Ball. |
The nickel plating shall have a columnar crystalline structure before annealing.
Unless otherwise specified the bath shall be chloride free. |
ASTM B689
AMS 2403
Fed QQ-N-290 |
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