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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
& _7 i0 s! \/ ~标号 螺纹代号 外螺纹 内螺纹
7 |3 H2 x# _0 M$ G2 G% S" {1 Q 公差等级2A 公差等级2B" o7 I4 P* O' e' a
大径 中径 小径& R( K6 l2 e$ V. D: Z* @
最大 小径 中径 大径" i( m3 o6 ~+ x% ?- ~
最小
. K1 X+ |5 ^6 _/ _ 最大 最小 最大 最小 最小 最大 最小 最大 ! ], B H. R# ~5 D z& k+ C: W7 l) @3 F* p
JIC螺纹
% C4 a* d5 K( K: x( J4 o2 `& z02 5/16×24UNF 7.910 7.727 7.221 7.127 6.650 6.782 7.036 7.249 7.371 7.938" k& S: _" f4 \; a. E
03 3/8*24UNF 9.497 9.314 8.809 8.712 8.237 8.382 8.636 8.837 8.961 9.525
* @) b- x+ Z0 a. o04 7/16*20UNF 11.079 10.874 10.254 10.147 9.568 9.728 10.033 10.287 10.424 11.1130 @( e u5 h: f6 T
05 1/2*20UNF 12.667 12.461 11.841 11.732 11.156 11.328 11.608 11.875 12.017 12.7
& x1 W5 ?7 {; ?- s$ I06 9/16*18UNF 14.252 14.031 13.335 13.221 12.573 12.751 13.081 13.371 13.52 14.288
8 S8 Q# n k4 a7 J08 3/4*16UNF 19.012 18.773 17.981 17.854 17.12 17.323 17.678 18.019 18.184 19.05! b# T( j. e# l6 E. M* H$ S
10 7/8*14UNF 22.184 21.923 21.006 20.869 20.025 20.269 20.676 21.046 21.224 22.2258 c/ v. A/ d2 @5 X
12 1.1/16*12UNF 26.944 26.655 25.57 25.425 24.425 24.689 25.146 25.613 25.801 26.988! Y( d' H: ]" t& P: S ^; o
16 1.5/16*12UNF 33.294 33.005 31.92 31.773 30.775 31.039 31.496 31.963 32.154 33.338
. e1 U: p. I a( ^0 J20 1.5/8*12UNF 41.229 40.94 39.855 39.705 38.71 38.989 39.446 39.901 40.094 41.275
. |: @7 q0 e- [2 |/ U24 1.7/8*12UNF 47.579 47.29 46.205 46.053 45.06 45.339 45.796 46.251 46.449 47.6252 j( J- B+ l! S! E7 K1 [0 X5 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
. z2 ^/ P K7 X) Z+ N, m8 ]40 3812UNF 76.157 75.862 74.778 74.618 73.632 73.914 74.371 74.826 75.034 76.21 j- n3 T) h% `, s6 u0 ^# t3 n
18HK 1.1/2*10UNF 38.052 37.724 36.401 36.238 35.029 35.357 35.890 36.449 36.660 38.100
! x' `* ~# K" A" ]ORFS螺纹7 o) X* P9 M* U: n4 K
04 9/16*18UNF 14.252 14.031 13.335 13.221 12.573 12.751 13.081 13.371 13.52 14.288
4 n- v3 l/ P% Z& e5 q9 ]6 [( G06 11/16*16UNF 17.427 17.188 16.396 16.274 15.535 15.748 16.104 16.431 16.589 17.463
8 C9 E: G' ^# B. x! L- O08 13/16*16UNF 20.599 20.361 19.568 19.444 18.707 18.923 19.279 19.606 19.766 20.638
# M: \: Z+ W0 W# ^/ n; x4 P10 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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