Type IA Cross Recessed Fillister Head Tapping Screws - Type B and BP Thread Forming [Table 37]
ASME B 18.6.4 - 1998 (R2005) IA型米字槽圆柱头自攻螺钉 B,BP型 [Table 37]
See all versions and complete specifications: Type IA Cross Recessed Fillister Head Tapping Screws - Type B and BP Thread Forming [Table 37] — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0# | 0.0730 | 0 | 0.018 | 0.045 | 0.066 | 0.118 | 0.104 | 0.068 | 0.039 | 0.053 | 0.058 |
| 1# | 0.0990 | 1 | 0.029 | 0.061 | 0.095 | 0.161 | 0.145 | 0.106 | 0.065 | 0.070 | 0.077 |
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| 2# | 0.1250 | 2 | 0.040 | 0.078 | 0.120 | 0.205 | 0.187 | 0.134 | 0.061 | 0.088 | 0.100 |
| 3# | 0.1510 | 2 | 0.041 | 0.094 | 0.144 | 0.248 | 0.229 | 0.164 | 0.092 | 0.105 | 0.122 |
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