四方槽盘头螺钉 [Table 19] (ASTM F837, F468) ASME B 18.6.3 (T19-III) - 2013
| 选择规格尺寸 点击↓ 2# 3# 4# 5# 6# 8# 10# 12# 1/4 5/16 3/8 |
尺寸单位:
inch |
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![ASME B 18.6.3 (T19-III) - 2013 四方槽盘头螺钉 [Table 19] (ASTM F837, F468)](https://img.164580.com/upload/48/pic_cadpara/1510_zh.png?ue=1713463779&local=cache&tp=canvas&pict=png)
![美标ASME B18.6.3 (T19-III) - 2013 ASME18.6 四方槽盘头螺钉 [Table 19] (ASTM F837, F468)](https://img.164580.com/upload/48/pic/2023/12/15/1702602736353937808.jpg)
![ASME B 18.6.3 (T19-III) - 2013 四方槽盘头螺钉 [Table 19] (ASTM F837, F468)](https://img.164580.com/upload/48/qrcode_standardurl/5101.png)
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| ③,7#, 14#, 16#, 18#, 20#, 24# 仅用于自攻螺钉。 ⑤,ds应不小于2A级螺纹最小中径，并不大于公称（基本）螺纹大径。 ⑥,机械螺钉的螺纹长度： 1）螺纹规格≤5#: 公称长度≤3倍公称直径的应为满扣产品，头下螺纹肩距≤1倍螺距。 公称长度＞3倍公称直径到 1-1/8 in 的，允许头下肩距最大不超过2倍螺距。 若无其他规定，长螺钉的最小螺纹长度为1 in 。 2）螺纹规格≥6#: 公称长度≤3倍公称直径的应为满扣产品，头下螺纹肩距≤1倍螺距。 公称长度＞3倍公称直径到 2 in 的，允许头下螺纹肩距最大不超过2倍螺距。 若无其他规定，长螺钉的最小螺纹长度为 1.5 in 。 |
采用标准
自攻螺纹
| 1 |
![AB型和ABR型自攻螺纹和末端 [Table 40]](http://img.164580.com/upload/48/standard/2018/09/28/1538121933855296516.jpg)
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[美标] ASME/ANSI B 18.6.3 (T40) - 2013 |
AB型和ABR型自攻螺纹和末端 [Table 40] Dimensions of Threads and Points for Type AB and Type ABR Thread-forming Screws |
| 2 |
![B型 BP型自攻螺钉螺纹和末端 [Table 41]](http://img.164580.com/upload/48/standard/2018/09/29/1538186661945324758.jpg)
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[美标] ASME/ANSI B 18.6.3 (T41) - 2013 |
B型 BP型自攻螺钉螺纹和末端 [Table 41] Dimensions of Threads and Points for Type B and BP Thread-Forming Tapping Screws |
| 3 |
![A型自攻螺钉螺纹和末端 [Table 42]](http://img.164580.com/upload/48/standard/2018/09/29/1538199242541614227.jpg)
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[美标] ASME/ANSI B 18.6.3 (T42) - 2013 |
A型自攻螺钉螺纹和末端 [Table 42] Dimensions of Threads and Points for Type A Thread-Forming Tapping Screws |
| 4 |
![BF型 BT型 自切自攻螺钉螺纹和末端 [Table 43]](http://img.164580.com/upload/48/standard/2018/09/29/1538208543197073992.jpg)
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[美标] ASME/ANSI B 18.6.3 (T43) - 2013 |
BF型 BT型 自切自攻螺钉螺纹和末端 [Table 43] Dimensions of Threads and Points for Types BF and BT Thread-Cutting Tapping Screws |
| 5 |
![D, F, G, T 型自攻螺钉 螺纹和末端 [Table 44]](http://img.164580.com/upload/48/standard/2018/09/30/1538274982710145766.jpg)
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[美标] ASME/ANSI B 18.6.3 (T44) - 2013 |
D, F, G, T 型自攻螺钉 螺纹和末端 [Table 44] Dimensions of Threads and Points for Type D, F, G, and T Thread-Cutting Tapping Screws |
| 6 |
![自挤自攻【TRS型】螺纹和末端 [Table 45]](http://img.164580.com/upload/48/standard/2018/10/08/1538974825207969765.jpg)
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[美标] ASME/ANSI B 18.6.3 (T45) - 2013 |
自挤自攻【TRS型】螺纹和末端 [Table 45] Dimensions of Type TRS Tapping Screws |
类似标准及供货信息
| 7 |
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[美标] ASME/ANSI B 18.6.3 - 2010 |
四方槽盘头螺钉Table19 Square recessed pan head machine screws, type III |
| 8 |
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[美标] ASME/ANSI B 18.6.7M - 1998 |
米制四方槽盘头螺钉Table13 Metric square slot pan screws |
注：技术数据仅供参考，以官方原件为准！
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