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英制開槽圓頭螺釘 - B.S.W. & B.S.F. 螺紋 [Table 4] BS 450 - 1958

選擇規格尺寸 點擊↓

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 英制開槽圓頭螺釘 - B.S.W. & B.S.F. 螺紋 [Table 4]

尺寸單位: inch
英标BS 450 - 1958 BS450 450BS 英制開槽圓頭螺釘 - B.S.W. & B.S.F. 螺紋 [Table 4]
BS  450 - 1958 英制開槽圓頭螺釘 - B.S.W. & B.S.F. 螺紋 [Table 4]
掃一掃分享
螺紋尺寸
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 牙數/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 細杆 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:技術數據僅供參考,請以官方原件為準!
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