Thread | T.P.I UNC | T.P.I UNF | a | h | j (max) | t (max) |
---|---|---|---|---|---|---|
0 | * | 80 | 0.113-0.099 | 0.053-0.043 | 0.023 | 0.039 |
1 | 64 | 72 | 0.138-0.122 | 0.061-0.051 | 0.026 | 0.044 |
2 | 56 | 64 | 0.162-0.146 | 0.069-0.059 | 0.031 | 0.048 |
3 | 48 | 56 | 0.187-0.169 | 0.078-0.067 | 0.035 | 0.053 |
4 | 40 | 48 | 0.211-0.193 | 0.086-0.075 | 0.039 | 0.058 |
5 | 40 | 44 | 0.236-0.217 | 0.095-0.083 | 0.043 | 0.063 |
6 | 32 | 40 | 0.260-0.240 | 0.103-0.091 | 0.048 | 0.068 |
8 | 32 | 36 | 0.309-0.287 | 0.120-0.107 | 0.054 | 0.077 |
10 | 24 | 32 | 0.359-0.334 | 0.137-0.123 | 0.060 | 0.087 |
12 | 24 | 28 | 0.408-0.382 | 0.153-0.139 | 0.067 | 0.077 |
1/4 | 20 | 28 | 0.472-0.443 | 0.175-0.160 | 0.075 | 0.109 |
5/16 | 18 | 24 | 0.590-0.557 | 0.216-0.198 | 0.084 | 0.132 |
3/8 | 16 | 24 | 0.708-0.670 | 0.256-0.237 | 0.094 | 0.155 |
1/2 | 16 | 24 | 0.813-0.766 | 0.355-0.332 | 0.106 | 0.211 |