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①,头部边缘为倒圆或平的。 ②,小于等于表中长度的螺钉,为清根沉头型。 ③,7#, 14#, 16#, 18#, 20#, 24#仅用于自攻螺钉。 ④,其他凹槽型式请点击正文标题下方的“采用标准” 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,长螺钉最小螺纹长度为 1.5 in 。 |
1 | [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 | [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 | [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 | [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 | [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 | [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 | [国标] GB /T 5284 - 2017 |
开槽半沉头自攻螺钉 Slotted Raised Countersunk(Oval) Head Tapping Screws |
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8 | [国标] GB /T 5284 - 1985 |
开槽半沉头自攻螺钉 Slotted raised countersunk head tapping screws |
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9 | [美标] IFI 502 - 1982 |
米制开槽半沉头自攻钉 Metric Slotted Oval Countersunk Head Tapping Screws |
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10 | [德标] DIN 7973 - 1990 |
开槽半沉头自攻螺钉 Slotted Raised Countersunk Head Tapping Screws 供应商(3) |
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11 | [国际] ISO 1483 - 2011 |
开槽半沉头自攻螺钉 Slotted Raised Countersunk (Oval) Head Tapping Screws |
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12 | [国际] ISO 1483 - 1983 |
开槽半沉头自攻螺钉 Slotted raised countersunk head tapping screws |
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13 | [日标] JIS B 1115 (O) - 2006 |
开槽半沉头自攻螺钉 Slotted Raised Countersunk Head Tapping Screws |
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14 | [日标] JIS B 1115 (O) - 1996 |
开槽半沉头自攻钉 Slotted raised countersunk head tapping screws |
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15 | [日标] JIS B 1115 (O) - 1995 |
半沉头自攻钉 Raised countersunk head tapping screws |
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16 | [美标] ASME/ANSI B 18.6.3 - 2010 |
80°开槽半沉头自攻钉 80° Machine Screw and Tapping Screw Nuts (Inch Seires) |
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17 | [法国] NF E 25-661 - 1994 |
开槽半沉头自攻螺钉 Slotted Raised Countersunk (Oval) Head Tapping Screws |
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18 | [英标] BS 4174 - 1972 |
开槽80°半沉头自攻钉 [Table 12] 80°Slotted Raised Countersunk Head Tapping Screws [Table 12] |
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19 | [英标] BS 4174 - 1972 |
米字槽80°半沉头自攻钉 [Table 13] Cross Recess 80° Raised Countersunk Head Tapping Screws [Table 13] |
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20 | [英标] BS 4174 - 1972 |
开槽80°半沉头清根自攻钉 [Table 14] Slotted 80° truncated Raised Countersunk Head Screws [Table 14] |
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21 | [澳标] AS /NZS 4405 - 1996 |
米制开槽半沉头自攻螺钉 ISO metric slotted raised countersunk head tapping screws |
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22 | [德标] DIN EN ISO 1483 - 2011 |
开槽半沉头自攻螺钉 Slotted Raised Countersunk (Oval) Head Tapping Screws 供应商(3) |
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23 | [美标] ASME B 18.6.3 (T7+T40) - 2013 |
82°开槽半沉头 AB ABR 自攻螺钉 [Table 7] 82° Dimensions of Slotted Oval Countersunk Head Tapping Screws [Table 7] |
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24 | [美标] ASME B 18.6.5M - 2000 (R2010) |
米制开槽半沉头自攻钉 [Table 12] Metrice slotted raised countersunk head tapping screws [Table 12] |
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25 | [美标] ASME B 18.6.4 - 1998 |
开槽半沉头自攻螺钉 B,BP型 [Table 20] slotted Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 20] |
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26 | [美标] ASME B 18.6.4 - 1998 |
开槽半沉头自攻螺钉 C型(统一螺纹) [Table 20] slotted Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 20] |
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27 | [美标] ASME B 18.6.4 - 1998 |
开槽半沉头自攻螺钉 AB型 [Table 20] slotted Oval Countersunk Head Tapping Screws - Type AB Thread Forming [Table 20] |
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28 | [美标] ASME B 18.6.4 - 1998 |
开槽半沉头自攻螺钉 A型 [Table 20] slotted Oval Countersunk Head Tapping Screws - Type A Thread Forming [Table 20] |