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Large Rivets - High Button Head (Acorn) Rivets, (Manufactured Shape) [Table 2] (A31, A131, A152, A502)

ANSI B 18.1.2 (T2) - 1972 (R2016)

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美标ANSI B18.1.2 (T2) - 1972 (R2016) ANSI1 Large Rivets - High Button Head (Acorn) Rivets, (Manufactured Shape)  [Table 2] (A31, A131, A152, A502)
Nominal Diameter
d
1/2 5/8 3/4 7/8 1 1-1/8 1-1/4 1-3/8 1-1/2 1-5/8 1-3/4
d max
min
dk max
min
k max
min
r Nominal Size
R Nominal Size
0.520 0.655 0.780 0.905 1.030 1.160 1.285 1.415 1.540 1.665 1.790
0.478 0.600 0.725 0.850 0.975 1.098 1.223 1.345 1.470 1.588 1.713
0.844 1.032 1.234 1.422 1.609 1.813 2.000 2.188 2.375 2.563 2.765
0.750 0.938 1.125 1.313 1.500 1.688 1.875 2.063 2.250 2.438 2.625
0.531 0.625 0.719 0.812 0.906 1.016 1.109 1.203 1.313 1.407 1.501
0.484 0.578 0.657 0.750 0.844 0.938 1.031 1.125 1.219 1.313 1.407
0.094 0.188 0.282 0.375 0.469 0.563 0.656 0.750 0.844 0.938 1.032
0.656 0.750 0.844 0.937 1.031 1.125 1.218 1.312 1.406 1.500 1.594
①,Where specifying nominal size in decimals, zeros preceding decimal shall be omitted.
②,A slight flat at the crest of the head shall be permissible providing specified head height limits are maintained.

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