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十字槽半沉头螺钉 I和IA型 【表7&8】 ASME B 18.6.3 (T8-I/T8-IA) - 2013

选择规格尺寸 点击↓

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 (T8-I/T8-IA) - 2013 十字槽半沉头螺钉  I和IA型 【表7&8】

尺寸单位: inch
美标ASME B18.6.3 (T8-I/T8-IA) - 2013 ASME1 十字槽半沉头螺钉  I和IA型 【表7&8】
ASME B 18.6.3 (T8-I/T8-IA) - 2013 十字槽半沉头螺钉  I和IA型 【表7&8】
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螺纹尺寸
d
0# 1# 2# 3# 4# 5# 6# 8# 10#
d 公称
L
dk 最大值
最小值
k 参考
f 参考
槽号
M1 参考
M2 参考
P I型 (十字槽) 最大值
最小值
IA型 (米字槽) 最大值
最小值
α 最小值
最大值
0.0600 0.0730 0.0860 0.0990 0.1120 0.1250 0.1380 0.1640 0.1900
1/8 1/8 1/8 1/8 3/16 3/16 3/16 1/4 5/16
0.112 0.137 0.162 0.187 0.212 0.237 0.262 0.312 0.362
0.096 0.120 0.144 0.167 0.191 0.215 0.238 0.285 0.333
0.035 0.043 0.051 0.059 0.067 0.075 0.083 0.100 0.116
0.021 0.025 0.029 0.033 0.037 0.041 0.045 0.052 0.060
0 0 1 1 1 2 2 2 2
0.068 0.070 0.106 0.118 0.130 0.152 0.172 0.186 0.202
0.068 0.070 0.106 0.118 0.130 0.152 0.172 0.186 0.202
0.038 0.041 0.062 0.074 0.087 0.074 0.094 0.108 0.126
0.020 0.023 0.045 0.057 0.070 0.050 0.069 0.084 0.102
0.042 0.043 0.062 0.074 0.086 0.074 0.093 0.108 0.125
0.024 0.027 0.046 0.058 0.070 0.056 0.075 0.090 0.107
80° 80° 80° 80° 80° 80° 80° 80° 80°
82° 82° 82° 82° 82° 82° 82° 82° 82°
螺纹尺寸
d
12# 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4
d 公称
L
dk 最大值
最小值
k 参考
f 参考
槽号
M1 参考
M2 参考
P I型 (十字槽) 最大值
最小值
IA型 (米字槽) 最大值
最小值
α 最小值
最大值
0.2160 0.2500 0.3125 0.3750 0.4375 0.5000 0.5625 0.6250 0.7500
3/8 7/16 1/2 9/16 5/8 3/4 / / /
0.412 0.477 0.597 0.717 0.760 0.815 0.932 1.050 1.285
0.380 0.442 0.556 0.670 0.715 0.765 0.878 0.990 1.215
0.132 0.153 0.191 0.230 0.223 0.223 0.260 0.298 0.372
0.068 0.079 0.099 0.117 0.122 0.131 0.150 0.169 0.206
3 3 4 4 4 4 4 5 5
0.264 0.284 0.384 0.404 0.416 0.430 0.462 0.580 0.642
0.264 0.284 0.384 0.404 0.416 0.430 0.450 0.562 0.624
0.135 0.156 0.218 0.237 0.249 0.263 0.296 0.323 0.388
0.111 0.131 0.194 0.213 0.225 0.239 0.272 0.291 0.357
0.135 0.155 0.215 0.235 0.247 0.262 0.285 0.300 0.362
0.117 0.137 0.197 0.217 0.229 0.244 0.267 0.279 0.341
80° 80° 80° 80° 80° 80° 80° 80° 80°
82° 82° 82° 82° 82° 82° 82° 82° 82°
①,若以小数规定公称直径,应省略小数前和小数点后第四位的零。
②,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,长螺钉的最小螺纹长度为 1.5 in 。
替代列表
注:技术数据仅供参考,请以官方原件为准!
类似标准及供货信息
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