無槽或開槽六角頭以及大六角頭螺釘 [Table 29] (ASTM F837, F468) ASME B 18.6.3 (T29) - 2013
| 選擇規格尺寸 點擊↓ 1# 2# 3# 4# 5# 6# 7# 8# 10# 12# 14# 1/4 5/16 20# 24# 3/8 7/16 1/2 |
尺寸單位:
inch |
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![ASME B 18.6.3 (T29) - 2013 無槽或開槽六角頭以及大六角頭螺釘 [Table 29] (ASTM F837, F468)](https://img.164580.com/upload/48/pic_cadpara/1487_zh.png?ue=1715074939&local=cache&tp=canvas&pict=png)
![美标ASME B18.6.3 (T29) - 2013 ASME18.6.3 1 無槽或開槽六角頭以及大六角頭螺釘 [Table 29] (ASTM F837, F468)](https://img.164580.com/upload/48/pic/2024/03/14/1710396827146474173.jpg)
![美标ASME B18.6.3 (T29) - 2013 ASME18.6.3 1 無槽或開槽六角頭以及大六角頭螺釘 [Table 29] (ASTM F837, F468)](https://img.164580.com/upload/48/pic/2023/08/21/1692577377381696899.jpg)
![美标ASME B18.6.3 (T29) - 2013 ASME18.6.3 1 無槽或開槽六角頭以及大六角頭螺釘 [Table 29] (ASTM F837, F468)](https://img.164580.com/upload/48/pic/2020/08/04/1596508387830655007.jpg)
![ASME B 18.6.3 (T29) - 2013 無槽或開槽六角頭以及大六角頭螺釘 [Table 29] (ASTM F837, F468)](https://img.164580.com/upload/48/qrcode_standardurl/5000.png)
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| ①,其他凹槽型式請點擊标題下方的“采用标準” ②,凹穴六角頭允許所有邊緣和棱角略有圓鈍，但支承面圓周直徑不小于最小對邊寬度的90%。 ③,除非用戶有要求，六角頭機械螺釘不需要開槽。 ④,7#,14#, 20#, 24#用于自攻螺釘。 ⑤,除非客戶另有要求，一般應提供标準六角或大六角凹穴型，開槽與否由制造者自行選擇。 ⑥,機械螺釘的螺紋長度： 1）螺紋規格≤5#: 公稱長度≤3倍公稱直徑的應為滿扣產品，頭下螺紋肩距≤1倍螺距。 公稱長度＞3倍公稱直徑到 1-1/8 in 的，允許頭下肩距最大不超過2倍螺距。 若無其他規定，長螺釘的最小螺紋長度為1 in 。 2）螺紋規格≥6#: 公稱長度≤3倍公稱直徑的應為滿扣產品，頭下螺紋肩距≤1倍螺距。 公稱長度＞3倍公稱直徑到 2 in 的，允許頭下螺紋肩距最大不超過2倍螺距。 若無其他規定，長螺釘最小螺紋長度為 1.5 in 。 ⑦,ds應不小于2A級螺紋最小中徑，并不大于公稱（基本）螺紋大徑。 ⑧,凹穴型凹穴底部以下的槽深度應不小于規定最小槽深的1/3。 |
采用标準
自攻螺紋：
| 1 |
![AB型和ABR型自攻螺紋和末端 [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型自攻螺紋和末端 [Table 40] Dimensions of Threads and Points for Type AB and Type ABR Thread-forming Screws |
| 2 |
![B型 BP型自攻螺釘螺紋和末端 [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型自攻螺釘螺紋和末端 [Table 41] Dimensions of Threads and Points for Type B and BP Thread-Forming Tapping Screws |
| 3 |
![A型自攻螺釘螺紋和末端 [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型自攻螺釘螺紋和末端 [Table 42] Dimensions of Threads and Points for Type A Thread-Forming Tapping Screws |
| 4 |
![BF型 BT型 自切自攻螺釘螺紋和末端 [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 自切自攻螺釘螺紋和末端 [Table 43] Dimensions of Threads and Points for Types BF and BT Thread-Cutting Tapping Screws |
| 5 |
![D, F, G, T 型自攻螺釘 螺紋和末端 [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 型自攻螺釘 螺紋和末端 [Table 44] Dimensions of Threads and Points for Type D, F, G, and T Thread-Cutting Tapping Screws |
| 6 |
![自擠自攻【TRS型】螺紋和末端 [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 |
自擠自攻【TRS型】螺紋和末端 [Table 45] Dimensions of Type TRS Tapping Screws |
類似标準及供貨信息
| 7 |
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[國标] GB /T 29.2 - 1988 |
十字槽凹穴六角頭螺栓 Cross recessed hexagon bolts with indentation 供應商(4) |
| 8 |
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[國标] GB /T 29.1 - 2013 |
六角頭帶槽螺栓 Hexagon Bolts With Slot On Head |
| 9 |
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[國标] GB /T 29.1 - 1988 |
六角頭頭部帶槽螺栓 A級和B級 Hexagon Bolts With Slot On Head - Product A and B |
| 10 |
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[國标] GB 29 - 1976 |
開槽六角螺栓 Slotted hexagon bolts |
| 11 |
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[法國] NF E 25-137 - 1986 |
金屬用螺釘 開槽六角頭螺釘 A級 符号HS Slotted Hexagon Head Screws For Metal, Product Grade A, Symbol HS |
| 12 |
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[英标] BS 1981 - 1991 |
開槽六角頭螺釘 [Table 16] Plain and Slotted Hexagon Head Screws [Table 16] |
| 13 |
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[台灣] CNS 4702 - 1982 |
開槽六角頭防脫出杆螺栓 Slotted Hexagon Head Bolts With Reduced Body |
| 14 |
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[航空] HB 8035 - 2002 |
開槽六角頭螺栓 Hexagon Bolts With Recess |
| 15 |
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[航空] HB 8260 - 2002 |
開槽六角頭螺栓 Hexagon Bolts With Recess |