選擇規格尺寸 點擊↓ 2# 3# 4# 5# 6# 8# 10# 12# 1/4 5/16 3/8 |
尺寸單位:
inch |
|
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|
①,頭部邊緣為倒圓或平的。 ②,小于等于長度L的螺釘,為清根沉頭型。 ③,機械螺釘材料 1)非熱處理低碳鋼,如1006~1022 硬度HRB69-100 2)當機械螺釘規定硬度時,應采用中低碳鋼制造,如含硼或不含硼1018~1038 硬度HRC25-38 ④,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,長螺釘的最小螺紋長度為 1.5 in 。 ⑤,R代表正常插入深度,S代表短(淺)插入深度 |
1 | [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 | [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 | [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 | [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 | [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 | [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 | [美标] ASME/ANSI B 18.6.3 - 2010 |
80°四方槽沉頭螺釘 [Table 2] 80° Square Recessed Countersunk Head Screws 供應商(1) |
|
8 | [美标] ASME/ANSI B 18.6.7M - 1998 |
米制四方槽沉頭螺釘Table5 Metric square slot countersunk head screws 供應商(1) |
|
9 | [美标] ASME B 18.6.3 (H1B-III) - 2024 |
四方槽沉頭螺釘 (ASTM F837, F468) Square Recessed Countersunk Head Screws (ASTM F837, F468) 供應商(1) |
|
10 | [美标] ASME B 18.6.3 (H3B-III) - 2024 |
方槽82°沉頭清根機械螺釘 Undercut 82-deg Square Recessed Countersunk Head Screws, Type III |
|
11 | [美标] ASME B 18.6.3 (T10-III) - 2013 |
方槽82°沉頭清根機械螺釘 Undercut 82-deg Square Recessed Countersunk Head Screws, Type III |