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英制开槽圆头螺钉 - B.S.W. & B.S.F. 螺纹 [Table 4] BS 450 - 1958

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选择规格尺寸 点击↓

1/8

3/16

7/32

1/4

5/16

3/8

7/16

1/2

9/16

5/8

3/4


尺寸单位: inch
BS  450 - 1958 英制开槽圆头螺钉 - B.S.W. & B.S.F. 螺纹 [Table 4]
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螺纹尺寸
d
1/8 3/16 7/32 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4
d
PP 牙数/英寸 B.S.W.
B.S.F.
dk 最大值
最小值
k 最大值
最小值
n 最大值
最小值
t
r 粗杆 最大值
R 细杆 最大值
0.1250 0.1875 0.2188 0.2500 0.3125 0.3750 0.4375 0.5000 0.5625 0.6250 0.7500
40 24 / 20 18 16 14 12 12 11 10
/ 32 28 26 22 20 18 16 16 14 12
0.219 0.328 0.383 0.438 0.547 0.656 0.766 0.875 0.984 1.094 1.312
0.206 0.312 0.365 0.417 0.524 0.629 0.735 0.84 0.946 1.051 1.262
0.087 0.131 0.153 0.175 0.219 0.262 0.306 0.35 0.394 0.437 0.525
0.082 0.124 0.145 0.165 0.207 0.249 0.291 0.333 0.375 0.417 0.5
0.039 0.05 0.055 0.061 0.071 0.082 0.093 0.104 0.115 0.126 0.148
0.032 0.042 0.046 0.051 0.061 0.072 0.082 0.092 0.103 0.113 0.134
0.048 0.072 0.084 0.096 0.12 0.144 0.168 0.192 0.217 0.24 0.288
0.010 0.015 0.015 0.031 0.031 0.031 0.031 0.031 0.031 0.031 0.031
0.020 0.025 0.025 0.040 0.045 0.045 0.050 0.050 0.050 0.055 0.060
注:技术数据仅供参考,请以官方原件为准!

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标准编号 / Standard Code: BS 450 - 1958
中文名称 / Chinese Name: 英制开槽圆头螺钉 - B.S.W. & B.S.F. 螺纹 [Table 4]
英文名称 / English Name: Slotted Round Head Screws with B.S.W. & B.S.F. Threads [Table 4]
数据来源 / Data Source: 易紧通 YJT Fastener Database(164580.com)
中文页面 / Chinese Page: 查看中文页面
English Page: View English Page
Data Source: YJT Fastener Database (164580.com)
Standard: BS 450 - 1958
Chinese Name: 英制开槽圆头螺钉 - B.S.W. & B.S.F. 螺纹 [Table 4]
English Name: Slotted Round Head Screws with B.S.W. & B.S.F. Threads [Table 4]
Chinese URL: Chinese Source Page
English URL: English Source Page
License: Commercial reuse, redistribution, or AI training usage requires authorization.
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