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发表于 2013-5-28 11:30:24
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显示全部楼层
美制螺纹2 y/ R% L* q' [: `2 y* \$ Z6 B
标号 螺纹代号 外螺纹 内螺纹
8 L. H0 a" x; i9 O1 }- e! |/ R4 s; c2 K 公差等级2A 公差等级2B$ ?1 [0 x6 J9 h- b+ X* s5 L8 y: Y
大径 中径 小径) u+ H H" q! ~7 a% I
最大 小径 中径 大径
1 \+ w" \0 W# i2 e: P' ~/ W( w* p最小" o5 F1 a1 O. R2 f, M
最大 最小 最大 最小 最小 最大 最小 最大 8 m4 O3 _! i+ E/ Y% Q7 J
JIC螺纹+ n0 u, l" K5 N% Q' }% Y! H5 i& h
02 5/16×24UNF 7.910 7.727 7.221 7.127 6.650 6.782 7.036 7.249 7.371 7.9386 C/ c: `& h, ]# Y$ m, H
03 3/8*24UNF 9.497 9.314 8.809 8.712 8.237 8.382 8.636 8.837 8.961 9.525* h, [6 e$ v9 b, O' v" j" z3 \
04 7/16*20UNF 11.079 10.874 10.254 10.147 9.568 9.728 10.033 10.287 10.424 11.113/ ]: b4 r, U* l
05 1/2*20UNF 12.667 12.461 11.841 11.732 11.156 11.328 11.608 11.875 12.017 12.7* G; l5 b6 @( w# X+ E
06 9/16*18UNF 14.252 14.031 13.335 13.221 12.573 12.751 13.081 13.371 13.52 14.288% n: ^3 H' m8 L
08 3/4*16UNF 19.012 18.773 17.981 17.854 17.12 17.323 17.678 18.019 18.184 19.05
9 g0 c! f) U' ^3 _8 Y. L7 [" j10 7/8*14UNF 22.184 21.923 21.006 20.869 20.025 20.269 20.676 21.046 21.224 22.225
9 B: i3 f2 p0 f. @ X1 O12 1.1/16*12UNF 26.944 26.655 25.57 25.425 24.425 24.689 25.146 25.613 25.801 26.988
6 ^& j8 h( O2 o16 1.5/16*12UNF 33.294 33.005 31.92 31.773 30.775 31.039 31.496 31.963 32.154 33.338. j% k6 g O) X2 D& D( }
20 1.5/8*12UNF 41.229 40.94 39.855 39.705 38.71 38.989 39.446 39.901 40.094 41.275/ ^" R( O9 @# n! T
24 1.7/8*12UNF 47.579 47.29 46.205 46.053 45.06 45.339 45.796 46.251 46.449 47.625# M# R0 R# i `
32 2.1/2*12UNF 63.452 63.162 62.078 61.92 60.932 61.214 61.671 62.126 62.332 63.5
7 t- | i! \* y40 3812UNF 76.157 75.862 74.778 74.618 73.632 73.914 74.371 74.826 75.034 76.2
# i2 Y) _ Q& S* j& e; P18HK 1.1/2*10UNF 38.052 37.724 36.401 36.238 35.029 35.357 35.890 36.449 36.660 38.1006 ~! [' k0 o4 Y" [
ORFS螺纹
9 ^7 H% T! l7 j) R4 j& j$ c! }9 V04 9/16*18UNF 14.252 14.031 13.335 13.221 12.573 12.751 13.081 13.371 13.52 14.288
; @) M4 j4 y7 Q5 G06 11/16*16UNF 17.427 17.188 16.396 16.274 15.535 15.748 16.104 16.431 16.589 17.463
3 V4 L6 z7 u% E% b( ?08 13/16*16UNF 20.599 20.361 19.568 19.444 18.707 18.923 19.279 19.606 19.766 20.6386 n# A8 t* [1 d1 j: d3 i- J' f4 |/ c
10 1*14UNSF 25.357 25.095 24.178 24.036 23.195 23.444 23.825 24.221 24.407 25.4
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