四方槽半沉頭螺釘 III型 [TABLE 2.2.2-2 III] ASME B 18.6.3 (H2B-III) - 2024
| 選擇規(guī)格尺寸 點擊↓ 2# 3# 4# 5# 6# 8# 10# 12# 1/4 5/16 3/8 |
尺寸單位:
inch |
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![ASME B 18.6.3 (H2B-III) - 2024 四方槽半沉頭螺釘 III型 [TABLE 2.2.2-2 III]](https://img.164580.com/upload/48/pic_cadpara/1508_zh.png?ue=1742575504&local=cache&tp=canvas&pict=png)
![美標(biāo)ASME B18.6.3 (H2B-III) - 2024 ASME18.6 四方槽半沉頭螺釘 III型 [TABLE 2.2.2-2 III]](https://img.164580.com/upload/48/pic/2023/12/11/1702277608655508677.jpg)
![ASME B 18.6.3 (H2B-III) - 2024 四方槽半沉頭螺釘 III型 [TABLE 2.2.2-2 III]](https://img.164580.com/upload/48/qrcode_standardurl/24917.png)
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| ①,這些長度及更短長度為頭部底切型。 ②,若以小數(shù)規(guī)定公稱直徑，應(yīng)省略小數(shù)前和小數(shù)點后第四位的零。 ③,表中的“R”表示正常插入深入。 ④,方槽內(nèi)壁略帶斜度。這個斜度會導(dǎo)致因鍍層在槽內(nèi)的積聚而導(dǎo)致成品緊固件的插入深度測量受限。表中的凹槽插入尺寸適用于成品（鍍層）產(chǎn)品。制造商應(yīng)注意，在生產(chǎn)過程中應(yīng)為其留出必要的加工余量。 ⑤,機(jī)械螺釘?shù)穆菁y長度： 1）螺紋規(guī)格≤5#: 公稱長度≤3倍公稱直徑的應(yīng)為滿扣產(chǎn)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(guī)定，長螺釘?shù)淖钚÷菁y長度為1 in 。 2）螺紋規(guī)格≥6#: 公稱長度≤3倍公稱直徑的應(yīng)為滿扣產(chǎn)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(guī)定，長螺釘?shù)淖钚÷菁y長度為 1.5 in 。 |
長度公差
Machine screws can be made to any length, but they are generally produced in fractional length increments of 1/16 in. for screws up to 5/8 in. long, 1/8 in. for screws over 5/8 in. through 1-1/2 in. long, and 1/4 in. for screws over 1-1/2 in. long.
標(biāo)稱螺釘尺寸的長度公差 | |||
標(biāo)稱螺釘長度 | 螺紋規(guī)格 | ||
0000~00 | 0~12 | 1/4~3/4 | |
≤1/2 | -0.01 | -0.02 | -0.03 |
＞1/2,≤1 | -0.02 | -0.03 | -0.03 |
＞1,≤2 | / | -0.06 | -0.06 |
＞2 | / | -0.09 | -0.09 |
類似標(biāo)準(zhǔn)及供貨信息
| 1 |
|
[美標(biāo)] ASME/ANSI B 18.6.7M - 1998 |
米制四方槽半沉頭螺釘Table9 Metric Square Slot Raised Countersunk Head Screws |
| 2 |
![方槽82°半沉頭清根螺釘 [TABLE 2.2.3-4 III]](http://img.164580.com/upload/48/pic/2023/12/13/1702430637671281417.jpg)
|
[美標(biāo)] ASME B 18.6.3 (H3D-III) - 2024 |
方槽82°半沉頭清根螺釘 [TABLE 2.2.3-4 III] Undercut Oval 82-deg Countersunk Head Screws, Type III Recess [TABLE 2.2.3-4 III] |
| 3 |
|
[美標(biāo)] ASME B 18.6.3 (T12-III) - 2013 |
方槽82°半沉頭清根螺釘 Undercut Oval 82-deg Countersunk Head Screws, Type III Recess |
| 4 |
|
[美標(biāo)] ASME B 18.6.3 (T8-III) - 2013 |
四方槽半沉頭螺釘 III型 [表7&8] Square Recessed Raised Countersunk Head Screws - Type III [Table 7 & 8] |