Steel nail,Galvanized steel nail
Table 1: Dimensional specifications of galvanized nail for sheet metal
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* Galvanized nail for sheet metal 2 1/2 x 9" |
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Specification |
Measurement (in) |
Measurement (mm) |
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|
Nominal |
Tolerance(±) |
Min. |
Máx |
Nominal |
Min. |
Máx. |
|
|
**Spike length |
2.5 |
1/16 |
2.438 |
2.563 |
63.5 |
61.91 |
65.09 |
|
**Shank diameter |
0.148 |
0.004 |
0.144 |
0.152 |
3.76 |
3.66 |
3.86 |
|
***Head diameter |
0.813 |
0.0813 |
0.732 |
0.894 |
20.65 |
18.59 |
22.72 |
|
Head thickness |
0.035 |
0.001 |
0.034 |
0.036 |
0.90 |
0.87 |
0.92 |
|
Toe length |
0.216 |
0.072 |
0.144 |
0.288 |
5.49 |
3.66 |
7.32 |
Zinc coating specifications
Measurement method
• Zinc coating - chemical pickling according to ASTM A90
The type of zinc coating is EG, with a minimum quantity of 27 g/m2, according to internal criteria.
Surface quality
The surface quality of the product must be as follows:
Head centered on the body of the nail
Sheet properly secured to the body of the nail
Straight tang
Burr-free tip
Smooth finish
Silver
Rust free.
Katherine A. Fogg
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