|
Pan Head with Tapered Neck
Also called Cone Head Imperial Sizes
|
Large Solid Rivets for General Engineering Purposes - Not Boiler Rivets
|
BS 275 : 1927 plate 2, Fig 5 Pan Head with Tapered Neck
½ to 1¾ Inches Diameter - All Dimensions in Inches - Generally Mild Steel
|
- - - Shank Diameter - - - |
Depth of |
Head Diameter |
Head Depth |
Setting |
Nominal D |
& |
Tolerance |
15° Taper E=0.5D |
A=1.6D |
B=0.7D |
Allowance S=1.273D |
1/2 |
0.500 |
0.484 / 0.531 |
0.250 |
0.800 |
0.350 |
0.637 |
9/16 |
0.563 |
0.547 / 0.594 |
0.281 |
0.900 |
0.394 |
0.716 |
5/8 |
0.625 |
0.609 / 0.656 |
0.313 |
1.000 |
0.438 |
0.796 |
11/16 |
0.688 |
0.672 / 0.719 |
0.344 |
1.100 |
0.481 |
0.875 |
3/4 |
0.750 |
0.734 / 0.781 |
0.375 |
1.200 |
0.525 |
0.955 |
13/16 |
0.813 |
0.797 / 0.844 |
0.406 |
1.300 |
0.569 |
1.034 |
7/8 |
0.875 |
0.859 / 0.906 |
0.438 |
1.400 |
0.613 |
1.114 |
15/16 |
0.938 |
0.922 / 0.969 |
0.469 |
1.500 |
0.656 |
1.193 |
1 |
1.000 |
0.984 / 1.031 |
0.500 |
1.600 |
0.700 |
1.273 |
1.1/16 |
1.063 |
1.047 / 1.094 |
0.531 |
1.700 |
0.744 |
1.353 |
1.1/8 |
1.125 |
1.109 / 1.156 |
0.563 |
1.800 |
0.788 |
1.432 |
1.3/16 |
1.188 |
1.172 / 1.219 |
0.594 |
1.900 |
0.831 |
1.512 |
1.1/4 |
1.250 |
1.234 / 1.281 |
0.625 |
2.000 |
0.875 |
1.591 |
1.5/16 |
1.313 |
1.297 / 1.344 |
0.656 |
2.100 |
0.919 |
1.671 |
1.3/8 |
1.375 |
1.359 / 1.406 |
0.688 |
2.200 |
0.963 |
1.750 |
1.7/16 |
1.438 |
1.422 / 1.469 |
0.719 |
2.300 |
1.006 |
1.830 |
1.1/2 |
1.500 |
1.484 / 1.531 |
0.750 |
2.400 |
1.050 |
1.910 |
1.9/16 |
1.563 |
1.547 / 1.594 |
0.781 |
2.500 |
1.094 |
1.989 |
1.5/8 |
1.625 |
1.609 / 1.656 |
0.813 |
2.600 |
1.138 |
2.069 |
1.11/16 |
1.688 |
1.672 / 1.719 |
0.844 |
2.700 |
1.181 |
2.148 |
1.3/4 |
1.750 |
1.734 / 1.781 |
0.875 |
2.800 |
1.225 |
2.228 |
The Britsh Standard does not specify tolerances for Depth & Angle of Taper, Head Diameter & Depth or Shank Length. It is normal to have a radius under the head, but no dimensions are specified.
|
|
|