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82°開槽沉頭機(jī)械螺釘 (ASTM F837/F468) [TABLE 2.2.1-1] ASME B 18.6.3 (H1A) - 2024

選擇規(guī)格尺寸 點(diǎn)擊↓

0000#

000#

00#

0#

1#

2#

3#

4#

5#

6#

8#

10#

12#

1/4

5/16

3/8

7/16

1/2

9/16

5/8

3/4

ASME B 18.6.3 (H1A) - 2024 82°開槽沉頭機(jī)械螺釘 (ASTM F837/F468) [TABLE 2.2.1-1]

尺寸單位: inch
美標(biāo)ASME B18.6.3 (H1A) - 2024 ASME18.6.3 1 82°開槽沉頭機(jī)械螺釘 (ASTM F837/F468) [TABLE 2.2.1-1]
ASME B 18.6.3 (H1A) - 2024 82°開槽沉頭機(jī)械螺釘 (ASTM F837/F468) [TABLE 2.2.1-1]
掃一掃分享
螺紋尺寸
d
0000# 000# 00# 0# 1# 2# 3# 4# 5# 6# 8#
d 公稱
PP
L ② 詳見(jiàn)備注
dk 最大值
最小值
k 參考值
n 最大值
最小值
t 最大值
最小值
F 最大值
最小值
G
α 最大值
最小值
0.0210 0.0340 0.0470 0.0600 0.0730 0.0860 0.0990 0.1120 0.1250 0.1380 0.1640
/ / / / 64 56 48 40 40 32 32
/ / / 1/8 1/8 1/8 1/8 3/16 3/16 3/16 1/4
0.040 0.060 0.087 0.112 0.137 0.162 0.187 0.212 0.237 0.262 0.312
0.035 0.055 0.080 0.096 0.120 0.144 0.167 0.191 0.215 0.238 0.285
0.011 0.016 0.028 0.035 0.043 0.051 0.059 0.067 0.075 0.083 0.100
0.008 0.011 0.017 0.023 0.026 0.031 0.035 0.039 0.043 0.048 0.054
0.004 0.007 0.010 0.016 0.019 0.023 0.027 0.031 0.035 0.039 0.045
0.007 0.009 0.014 0.015 0.019 0.023 0.027 0.030 0.034 0.038 0.045
0.003 0.005 0.009 0.010 0.012 0.015 0.017 0.020 0.022 0.024 0.029
/ / / 0.026 0.028 0.029 0.031 0.032 0.034 0.036 0.039
/ / / 0.016 0.016 0.017 0.018 0.019 0.020 0.021 0.023
/ / / 0.078 0.101 0.124 0.148 0.172 0.196 0.220 0.267
82° 82° 82° 82° 82° 82° 82° 82° 82° 82° 82°
80° 80° 80° 80° 80° 80° 80° 80° 80° 80° 80°
螺紋尺寸
d
10# 12# 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4
d 公稱
PP
L ② 詳見(jiàn)備注
dk 最大值
最小值
k 參考值
n 最大值
最小值
t 最大值
最小值
F 最大值
最小值
G
α 最大值
最小值
0.1900 0.2160 0.2500 0.3125 0.3750 0.4375 0.5000 0.5625 0.6250 0.7500
24 24 20 18 16 14 13 12 11 10
5/16 3/8 7/16 1/2 9/16 5/8 3/4 / / /
0.362 0.412 0.477 0.597 0.717 0.760 0.815 0.932 1.050 1.285
0.333 0.380 0.442 0.556 0.670 0.715 0.765 0.878 0.990 1.215
0.116 0.132 0.153 0.191 0.230 0.223 0.223 0.260 0.298 0.372
0.060 0.067 0.075 0.084 0.094 0.094 0.106 0.118 0.133 0.149
0.050 0.056 0.064 0.072 0.081 0.081 0.091 0.102 0.116 0.131
0.053 0.060 0.070 0.088 0.106 0.103 0.103 0.120 0.137 0.171
0.034 0.039 0.046 0.058 0.070 0.066 0.065 0.077 0.088 0.111
0.042 0.045 0.050 0.057 0.065 0.073 0.081 0.089 0.097 0.112
0.025 0.027 0.029 0.034 0.039 0.044 0.049 0.053 0.058 0.067
0.313 0.362 0.424 0.539 0.653 0.690 0.739 0.851 0.962 1.186
82° 82° 82° 82° 82° 82° 82° 82° 82° 82°
80° 80° 80° 80° 80° 80° 80° 80° 80° 80°
①,頭部邊緣為倒圓或平的。
②,小于等于表中長(zhǎng)度的螺釘，為清根沉頭型。
③,“光桿直徑”應(yīng)不小于2A級(jí)螺紋最小中徑，并不大于公稱（基本）螺紋大徑。
④,機(jī)械螺釘?shù)穆菁y長(zhǎng)度：

1）螺紋規(guī)格≤5#: 公稱長(zhǎng)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(zhǎng)度＞3倍公稱直徑到 1-1/8 in 的，允許頭下肩距最大不超過(guò)2倍螺距。 若無(wú)其他規(guī)定，長(zhǎng)螺釘?shù)淖钚÷菁y長(zhǎng)度為1 in 。

2）螺紋規(guī)格≥6#: 公稱長(zhǎng)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(zhǎng)度＞3倍公稱直徑到 2 in 的，允許頭下螺紋肩距最大不超過(guò)2倍螺距。 若無(wú)其他規(guī)定，長(zhǎng)螺釘?shù)淖钚÷菁y長(zhǎng)度為 1.5 in 。
替代列表

長(zhǎng)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(zhǎng)度公差

標(biāo)稱螺釘長(zhǎng)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

注：技術(shù)數(shù)據(jù)僅供參考，請(qǐng)以官方原件為準(zhǔn)！
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HB 7208~7216 - 1995		 100°開槽沉頭螺釘
Slotted 100 Deg Flat Countersunk Head Screws
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