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:
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①,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。 ②,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 。 |
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 |
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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 |
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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 |
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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 |
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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 |
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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 |
四方槽盤頭螺釘Table19 Square recessed pan head machine screws, type III |
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8 | [美标] ASME/ANSI B 18.6.7M - 1998 |
米制四方槽盤頭螺釘Table13 Metric square slot pan screws |
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9 | [美标] ASME B 18.6.3 (H5C-III) - 2024 |
四方槽盤頭螺釘 (ASTM F837, F468) Square Recessed Pan Head Screws, Type III (ASTM F837, F468) |