Type I Cross Recessed Round Head Tapping Screws - Type C Thread Forming [Table G2]
ASME B 18.6.4 - 1998 (R2005) I型十字槽盘头自攻螺钉 C型(统一螺纹) [Table G2]
See all versions and complete specifications: Type I Cross Recessed Round Head Tapping Screws - Type C Thread Forming [Table G2] — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2# | 0.0990 | 0.035 | 0.055 | 0.067 | 0.102 | 0.187 | 0.169 | 0.018 | 1 | 0.078 | 0.052 |
| 3# | 0.1250 | 0.035 | 0.063 | 0.083 | 0.148 | 0.236 | 0.217 | 0.027 | 2 | 0.095 | 0.060 |
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| 4# | 0.1640 | 0.064 | 0.090 | 0.107 | 0.172 | 0.309 | 0.287 | 0.030 | 2 | 0.120 | 0.088 |
| 5# | 0.2160 | 0.082 | 0.108 | 0.139 | 0.242 | 0.408 | 0.382 | 0.032 | 3 | 0.153 | 0.112 |
| 6# | 0.3125 | 0.144 | 0.170 | 0.198 | 0.302 | 0.590 | 0.557 | 0.040 | 3 | 0.216 | 0.174 |
| 8# | 0.3750 | 0.182 | 0.208 | 0.237 | 0.380 | 0.708 | 0.670 | 0.064 | 4 | 0.256 | 0.215 |
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