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英制开槽沉头螺钉 - B.S.W. & B.S.F. 螺纹 [Table 2] BS 450 - 1958

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

BS  450 - 1958 英制开槽沉头螺钉 - B.S.W. & B.S.F. 螺纹 [Table 2]

尺寸单位: inch
英标BS 450 - 1958 BS450 450BS 英制开槽沉头螺钉 - B.S.W. & B.S.F. 螺纹 [Table 2]
英标BS 450 - 1958 BS450 450BS 英制开槽沉头螺钉 - B.S.W. & B.S.F. 螺纹 [Table 2]
BS  450 - 1958 英制开槽沉头螺钉 - B.S.W. & B.S.F. 螺纹 [Table 2]
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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 公称直径
PP 牙数/英寸 BSW
BSF
dk 理论值
最大值
最小值
k 最大值
n 最大值
最小值
t 公称
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
0.237 0.356 0.415 0.475 0.594 0.712 0.831 0.950 1.069 1.187 1.425
0.219 0.328 0.383 0.438 0.547 0.656 0.766 0.875 0.984 1.094 1.312
0.201 0.307 0.36 0.412 0.518 0.624 0.729 0.835 0.941 1.046 1.257
0.056 0.084 0.098 0.113 0.141 0.169 0.197 0.225 0.253 0.281 0.338
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
0.027 0.041 0.048 0.055 0.069 0.083 0.097 0.111 0.125 0.138 0.166
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注:技术数据仅供参考,以官方原件为准!
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