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ID:1774459
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页数:14页
时间:2017-11-13
《螺纹攻牙底孔大小》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、一、螺紋下孔徑表4w9C*]:@1{1、公制粗牙螺紋 JISB0209-1982(單位:mm)%};`7{5t)V4g1J螺纹尺寸 钻头直径 螺纹下孔徑 內螺紋小徑%m)_)i(i+t1R 最小直径 最大直径;s)A7q'k7C%RM1 ×0.25 0.75 0.78(80%) 0.729 0.785#M$v%H'C e9d(s8v0u5m1.1×0.25 0.85 0.88(80%) 0.829 0.885:Z'y/N.
2、q(Q1u1.2×0.25 0.95 0.98(80%) 0.929 0.985.T6W3[*^4f1Y6D"J&y!c1.4×0.3 1.1 1.14(80%) 1.075 1.142,[.L0f'B:P6I)v*Q1.6×0.35 1.25 1.32(75%) 1.221 1.321;g/p#` @5Y,Z5T1{1.8×0.35 1.45 1.52(75%) 1.421 1.5217I(X.r85^6v,h-d+
3、2 ×0.4 1.6
4、 1.65(80%) 1.567 1.6796H2r9c:J:g"_7_4m2.2×0.45 1.75 1.83(75%) 1.713 1.838'J(s8U9J.X2x2.5×0.45 2.1 2.13(75%) 2.013 2.138!f2
5、"c*g3g,q8l;H9U3 ×0.5 2.5 2.59(75%) 2.459 2.599(Z/n,o5/?6]3.5×0.6 2.9 3.01(75%) 2.850 3.010;]3J+a
6、#P4q5a#}4X4 ×0.7 3.3 3.39(80%) 3.242 3.4225G9F!S.}-O(B&Q4.5×0.75 3.8 3.85(80%) 3.688 3.8785b7A7H!L:a(m5z2e*e5 ×0.8 4.2 4.31(80%) 4.134 4.3342p"Q*j/E;q'R1p6 ×1 5 5.13(80%) 4.917 5.1537_,
7、3T2`7l:V9L*K/y:q7 ×1 6 6.13(80%)
8、 5.917 6.1534S#b3H5]7A/8 ×1.25 6.8 6.85(85%) 6.647 6.912-z,S/t8o4U#D4g3Z9 ×1.25 7.8 7.85(85%) 7.647 7.912#@)G9f9n!a10 ×1.5 8.5 8.62(85%) 8.376 8.676!m8r9x)[+X-U1d-F11 ×1.5 9.5 9.62(85%) 9.376 9.676"i#G6C4z;t12 ×1.75
9、 10.3 10.40(85%) 10.106 10.4413_0v*_)K+f4r6c14 ×2 12 12.2 (85%) 11.835 12.2108a7r(T5N8~9G7m4`+t3{16 ×2 14 14.2 (85%) 13.835 14.210.T G)v.E/]5P18 ×2.5 15.5 15.7 (85%) 15.294 15.744%F-q#O3o.w._:h20 ×2.5 17.5 17.7 (85%)
10、 17.294 17.7443C$c:F*c%r k22 ×2.5 19.5 19.2 (85%) 19.294 19.7447k&c,w2[#j2t%`+@24 ×3 21 21.2 (85%) 20.752 21.252,_&y2X8q-z9_2Z3M27 ×3 24 24.2 (85%) 23.752 24.252;S$c2A"R+F b i$R-F30 ×3.5 26.5 26.6 (90%) 26.211 26.
11、771-K4l#r;z4)Z%M33 ×3.5 29.5 29.6 (90%) 29.211
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