公制粗螺纹 公制细螺纹 * U% j) Y; E! @ W
规格 标准径 2级牙钻孔径 规格 标准径 2级牙钻孔径 % A+ O. q' m$ \4 y6 X
最大 最小 最大 最小
' Q Z! ~% j4 Z; a) @M1.0*0.25 0.75 0.785 0.729 M1.0*0.2 0.8 0.821 0.783
+ k$ j% f1 \. ?7 M- q+ b' r# b; ^M1.1*0.25 0.85 0.885 0.829 M1.1*0.2 0.9 0.921 0.883
- O9 E/ [0 l8 H6 ~4 zM1.2*0.25 0.95 0.985 0.929 M1.2*0.2 1 1.021 0.983 / S: z' E& D% _, M) c9 G7 [3 s1 P) l
M1.4*0.3 1.1 1.142 1.075 M1.4*0.2 1.2 1.221 1.183 + q& B5 h5 \/ i/ s
M1.6*0.35 1.25 1.321 1.221 M1.6*0.2 1.4 1.421 1.383
$ Q+ j7 x7 S" S3 }3 vM1.7*0.35 1.35 1.421 1.321 M1.7*0.2 1.45 1.5 1.46 . |4 h: |! i* z
M1.8*0.35 1.45 1.521 1.421 M1.8*0.2 1.6 1.621 1.583 7 C* N+ ^1 d& h* r
M2.0*0.4 1.6 1.679 1.567 M2.0*0.25 1.75 1.785 1.729
6 m' O5 E7 }- wM2.2*0.45 1.75 1.838 1.713 M2.2*0.25 1.95 1.985 1.929 5 u% }8 O0 Z' h& O
M2.3*0.4 1.9 1.979 1.867 M2.3*0.25 2.05 2.061 2.001
' r- {+ A& O5 w% f3 c) i& WM2.5*0.45 2.1 2.138 2.013 M2.5*0.35 2.2 2.221 2.121
8 s+ L, u7 N' M3 y+ E: l) s( WM2.6*0.45 2.2 2.238 2.113 M2.6*0.35 2.2 2.246 2.186
+ l$ Q7 _+ _$ A3 x3 C: r$ }M3.0*0.5 2.5 2.599 2.459 M3.0*0.35 2.7 2.721 2.621 3 N0 t% Q, c# E$ M7 z) \' W
M3.5*0.6 2.9 3.01 2.85 M3.5*0.35 3.2 3.221 3.121
- }1 w& b+ ^& _/ |9 DM4.0*0.7 3.3 3.422 3.242 M4*0.5 3.5 3.599 3.459
8 [$ q' O+ V# H& f* k* }6 kM4.5*0.75 3.8 3.878 3.688 M4.5*0.5 4 4.099 3.959
& z ^* ^; v- z$ c! \" s aM5.0*0.8 4.2 4.334 4.134 M5*0.5 4.5 4.599 4.459
& v! [5 Z, y# i1 W/ Y1 RM6.0*1.0 5 5.153 4.917 M5.5*0.5 5 5.099 4.959 ( p/ Z1 S) p! J6 e3 ?
M7*1.0 6 6.153 5.917 M6*0.75 5.3 5.378 5.188
+ d( E& K8 O" P' MM8*1.25 6.8 6.912 6.647 M6*0.5 5.5 5.55 5.4
4 v2 ]3 i( A, WM9*1.25 7.8 7.912 7.647 M7*0.75 6.3 6.378 6.188
" [, a9 Q: ]8 B5 w# X4 d. H. ~0 F" NM10*1.5 8.5 8.676 8.376 M7*0.5 6.5 6.55 6.4 8 }4 V6 e% ^: Z' m: M& ~
M11*1.5 9.5 9.676 9.376 M8*1.0 7 7.153 6.917 % _& H+ T+ f# ]' _ y4 h
M12*1.75 10.3 10.441 10.106 M8*0.75 7.3 7.378 7.188 8 O4 l, `4 }, x; J1 v3 n% R
M14*2.0 12 12.21 11.835 M8*0.5 7.5 7.52 7.4
/ a, S# h2 E0 M! e5 r) {M16*2.0 14 14.21 13.835 M9*1.0 8 8.153 7.917 : z9 D. R4 I" M# p. Z% _7 G
M18*2.5 15.5 15.744 15.294 M9*0.75 8.3 8.378 8.188
R! M% j9 w( \3 O V8 ?) K0 h k5 fM20*2.5 17.5 17.744 17.294 M10*1.25 8.8 8.912 8.647
3 R2 q7 G6 f/ p8 UM22*2.5 19.5 19.744 19.294 M10*1.0 9 9.153 8.917
& ^7 A# L, T4 L2 C' p$ J+ sM24*3.0 21 21.252 20.752 M10*0.75 9.3 9.378 9.188 , l% k; f C. W7 }* v
M27*3.0 24 24.252 23.752 M10*0.5 9.5 9.52 9.4 ( c# k" R# Z1 m8 c( d' W, ?
M30*3.5 26.5 26.771 26.211 M11*1.0 10 10.153 9.917
& ~. z% p, P; h; H- A+ v' ^ M11*0.75 10.3 10.378 10.188 5 T3 z( P& a# u; ~- N
M12*1.5 10.5 10.676 10.376
& k% c1 p1 ]/ f: \% ]美制特细螺纹 M12*1.25 10.8 10.912 10.647
0 R5 l, y9 E. N0 L* D规格 标准径 2级牙钻孔径
& x5 g! F9 t1 M+ m$ O(UNF) 最大 最小 美制管螺纹
; n5 n4 n! X) M% MN0.12-32 4.7 4.826 4.623 钻孔径 8 C u9 b: d5 L7 k5 B# |- g
1/4-32 5.6 5.69 5.486 规格 NPT NPS
. l& f. q5 t% a9 L1 a5/16-32 7.1 7.264 7.087 使用绞刀时 不用绞刀时 - G H7 z9 h4 ^6 h( t
3/8-32 8.7 8.865 8.661 1/16 -27 6.1 6.25 6.35 9 g5 ^4 |2 d4 d6 l
7/16-28 10.2 10.338 10.135 1/8-27 8.33 8.43 8.74 # ^ o% P/ [+ T/ y( z
1/2-28 11.8 11.938 11.709 1/4-18 10.72 11.13 11.13
& k6 |6 K" |0 \0 c/ z4 o9/16-24 13.2 13.386 13.132 3/8-18 14.27 14.27 14.68
9 r, d4 Q1 F, Z+ ^& |5/8-24 14.8 14.986 14.732 1/2-14 17.48 17.86 18.26 4 ~' B5 F& b2 S" P2 `8 v/ K, E4 F
3/4-20 17.8 17.958 17.678 3/4-14 22.63 23.01 23.42
! ?6 f! |3 P! I" I' r7/8-20 21 21.133 20.853 1-11-1/2 28.58 28.98 29.36 1 X" D- {! q) I' E4 C# M4 V
1-20 24 24.308 24.028 1-1/4-11-1/2 37.31 37.69 38.1
7 |9 m, [" y" x% S# P6 c 1-1/2-11-1/2 43.66 44.04 44.45 # K8 ?2 `/ N" X# c6 P
2-11-1/2 55.58 55.96 56.36
$ m' r2 _- a& B) I
5 b% P/ f! M, g美制细螺纹 美制粗螺纹
8 f2 h0 G) N% @% e! j/ c规格 标准径 2级牙钻孔径 规格 标准径 2级牙钻孔径 9 C- _& X1 y+ C8 X
(UNF) 最大 最小 (UNC) 最大 最小
2 E! a: N& g1 g$ {! N6 D/ _(螺丝牙外径) N0.1-64(1.854) 1.55 1.582 1.425
" k7 }6 T, M9 _% l! S4 ?. ?N0.0-80(1.524) 1.25 1.305 1.182 N0.2-56(2.184) 1.8 1.871 1.695 - D( P/ H* g* ]& H
N0.1-72(1.854) 1.55 1.612 1.474 N0.3-48(2.515) 2.1 2.146 1.941 - M, F0 l' H, k& ~) w/ W& v
N0.2-64(2.184) 1.85 1.912 1.756 N0.4-40(2.845) 2.3 2.385 2.157
# ?) h0 N* C$ \+ w- k9 oN0.3-56(2.515) 2.1 2.197 2.025 N0.5-40(3.175) 2.6 2.697 2.487 ) m! j6 m" `& T! z7 H1 E
N0.4-48(2.845) 2.4 2.458 2.271 N0.6-32(3.505) 2.8 2.895 2.642 2 c9 i: W% [/ Y2 ]
N0.5-44(3.175) 2.7 2.74 2.551 N0.8-32(4.166) 3.4 3.53 3.302
7 B/ k/ s2 \: \, V/ KN0.6-40(3.505) 2.9 3.022 2.82 N0.10-24(4.826) 3.9 3.962 3.683 5 h4 w$ p0 G$ R* @2 q: J+ o
N0.8-36(4.166) 3.5 3.606 3.404 N0.12-24(5.486) 4.5 4.597 4.344
2 S7 O Q1 b B/ hN0.10-32(4.826) 4.1 4.165 3.963 1/4-20 5.1 5.257 4.979
) j7 |" m/ j4 L2 E. W* QN0.12-28(5.846) 4.6 4.724 4.496 5/16-18 6.6 6.731 6.401
4 ]# @& ]( i: ^1/4-28 5.5 5.588 5.36 3/8-16 8 8.153 7.798
9 t2 k0 @0 s$ j2 I! a( M5/16-24 6.9 7.035 6.782 7/16-14 9.4 9.55 9.144 ( G5 G! B3 `, Q) Q) H! e8 }
3/8-24 8.5 8.636 8.382 1/2-13 10.08 11.023 10.592 ( k# G; D n/ I* h/ D
7/16-20 9.9 10.033 9.729 9/16-12 12.2 12.446 11.989
7 h; Y% U2 ]6 z4 I3 `1/2-20 11.5 11.607 11.329 5/8-11 13.6 12.868 13.386
, X0 N: b! R" o$ W# T4 E2 p% f, Z9/16-18 12.9 13.081 12.751 3/4-10 16.5 18.84 16.307
B" N j9 Q2 b$ l$ ^5/8-18 14.5 14.681 14.351 7/8-9 19.5 19.761 19.177
6 @4 ~2 d2 p2 m0 j5 w# j- g2 j3/4-16 17.5 17.678 17.323 1-8 22.2 22.606 21.971
' R% P% P) u# n- Y7/8-14 20.5 20.645 20.27 1-1/8-7 25 25.349 24.638
8 e! b+ q* ]! ^9 n! Y& S. j) O1-12 23.2 23.571 23.114 1-1/4-7 28.2 28.524 27.813
# ?0 a, p# ?% N) d. G1-1/8-12 26.5 26.746 26.289 1-3/8-6 30.8 31.115 30.353
6 D& `, E! L- C, x- g' S6 S1-1/4-12 29.5 29.921 29.464 1-1/2-6 34 34.29 33.528
, X. K2 Y7 v# H" M7 K; j0 d1-3/8-12 32.8 33.096 32.639 1-3/4-5 39.5 39.827 38.964
' o3 j7 o: N) P1-1/2-12 36 36.271 35.814 2-4-1/2 45.2 45.593 44.679
! Z" ]6 J) d1 F 3 `" d7 ?% q: L- P% w/ Y3 q3 x+ T
英制螺纹 针车用螺纹
% @) t/ d" f( d0 `) s$ j Q规格 钻孔径 规格 滚造径
" F4 _' k' l4 M% y8 T# x0 j4 R 硬材 软材 SM1/8-40 2.735-2.688 ) t) d! Y1 _, ^# x+ g
W1/8-40 2.65 2.6 SM1/8-44 2.769-2.722
2 M ^( \* M. q$ p, D7 x& EW5/32-32 3.25 3.2 SM9/64-40 3.128-3.083
$ D# }' O% m! |- W( \/ z. NW3/16-24 3.75 3.7 SM11/64-40 3.855-3.805 : r% u6 I; M+ \$ T! a1 ?
W1/4-20 5.1 5 SM3/16-32 4.205-4.155
2 H) x! t/ m8 ~; zW5/16-18 6.6 6.5 SM3/16-28 4.143-4.093
- t. c5 ?3 i2 B, ]6 b9 {W3/8-16 8 7.9 SM7/32-32 5.003-4.955 5 `. x) {1 B$ p7 x
W7/16-14 9.4 9.3 SM15/64-28 5.325-5.570 . X* j- X6 g& r1 G
W1/2-12 10.7 10.5 SM1/4-40 5.890-5.735
b( D$ {* Q+ n lW9/16-12 12.3 12 SM1/4-28 5.721-5.366 ) A/ Z; L4 M+ d9 A
W5/8-11 13.7 13.5 SM9/32-28 6.508-6.648 @/ @5 k2 x: h0 V. D5 D. V- o {
W3/4-10 16.7 16.5 SM11/32-28 8.092-8.432
( W3 C* z1 i6 \' Z! w' e. t2 j% zW7/8-10 19.5 19.3 SM3/8-28 8.88-8.015
- ?* L+ _$ h. D' j# tW1-8 22.4 22 SM7/16-28 10.466-10.401 0 c4 ^# i! g% ]" v5 a* l
W1-1/8-7 25 24.8 SM7/16-16 10.037-9.967 1 A/ b0 ~* r# U: t# J' w/ v% V
W1-1/4-7 28.3 28 SM1/2-20 11.819-11.749
# _1 L6 [- }, J( x' H- r; m SM9/16-20 13.4-13.425
# G# h7 u( ~1 S9 N. J7 i: O
7 N4 R' K/ t$ I Y- P) {" k; _
: R. F! q# S( Q* w6 O& p公制细螺纹 公制迫牙丝攻钻孔径 0 q$ B9 N1 p/ j& Y& c
规格 标准径 2级牙钻孔径 规格 精度等级 # d; V( K9 K$ V0 p7 E1 V4 i A8 s
最大 最小 G4-G6 G7-G8 G9
# o9 L( w, G) v# H. kM12*1.0 11 11.153 10.917 M1.0*0.25 0.86 0.88 0 L" h, ^# w5 k1 _$ U
M12*0.5 11.5 11.52 11.4 M1.1*0.25 0.96 0.98
( @" S8 v8 L; V/ }% a: C' MM14*1.5 12.5 12.676 12.376 M1.2*0.25 1.06 1.08
/ p7 W2 K: |( a* T, Y. R, GM14*1.0 13 13.153 12.917 M1.4*0.3 1.24 1.25 ( \5 {4 n# ?# C$ I
M15*1.5 13.5 13.676 13.376 M1.6*0.35 1.41 1.43 4 G( }$ }/ r' c: d4 R) N' Q) M3 O
M15*1.0 14 14.153 13.917 M1.7*0.35 1.51 1.53
7 X. X- \1 |6 t" G- TM16*1.5 14.5 14.676 14.376 M1.8*0.35 1.61 1.63
, G, Q$ U3 ^7 b7 K" c7 O& R# h* A lM16*1.0 15 15.153 14.917 M2.0*0.4 1.78 1.8
$ ~# r1 B, k$ w, H" hM17*1.5 15.5 15.676 15.376 M2.2*0.45 1.95 1.98 i$ }6 ~( u. g' T5 N
M17*1.0 16 16.153 15.917 M2.3*0.4 2.08 2.1
y! W. H- F, r- B% jM18*2.0 16 16.21 15.835 M2.5*0.45 2.25 2.28
! Z" R& t2 ~: V: X" b8 n' S0 j0 QM18*1.5 16.5 16.676 16.376 M2.6*0.45 2.35 2.38 % ?! B! f `3 g: y% t- T! x
M18*1.0 17 17.153 16.917 M3*0.5 2.73 2.75
8 @0 w% l% L" T, X& W" [M20*2.0 18 18.21 17.835 M3.5*0.6 3.17 3.2 5 x/ t/ j. }* Y9 B' X
M20*1.5 18.5 18.676 18.376 M4*0.7 3.62 3.65 3.69
) b, G/ B8 \5 A9 k, u- V5 PM20*1.0 19 19.153 18.917 M5*0.8 4.56 4.6 4.64
! B! w# [3 F# G0 AM22*2.0 20 20.21 19.835 M6*1.0 5.45 5.5 5.55
4 e( L7 k/ w; y6 \( s1 UM22*1.5 20.5 20.676 20.376 M7*1.0 6.45 6.5 6.55 1 }) g( R8 Z) F
M22*1.0 21 21.153 20.917 M8*1.25 7.31 7.38 7.44
! o# P e* V' A! v+ z! NM24*2.0 22 22.21 21.835 M10*1.5 9.18 9.25 9.32
& q- F8 p2 x& c( v' Y* A8 w YM24*1.5 22.5 22.676 22.376 M10*1.25 9.31 9.38 9.44
/ ^: I2 L* t- |( D UM24*1.0 23 23.153 22.917 M12*1.75 11.04 11.12 11.21 % c$ O; _+ n) h- M% Y @/ x
M25*2.0 23 23.21 22.835 M12*1.25 11.31 11.38 11.44 8 a' ~: x' C/ c) X* g3 |4 G6 z; l# Y" j
M25*1.5 23.5 23.676 23.376 注:迫牙丝攻之钻孔径,在上表所列之数值,由于
, x, }" ~! \1 I+ t: IM25*1.0 24 24.153 23.917 被加工材料之材质硬度、形状、尺寸等之影响，
) a5 L) d6 P! ?7 l# GM26*1.5 24.5 24.676 24.376 多少会有所变动，因此于参考上表之同时，亦
+ J( G8 f) ?; ?$ T+ A2 bM27*2.0 25 25.21 24.835 请增减若干。 4 h4 z' y* C/ F( V* i8 R8 |
M27*1.5 25.5 25.676 25.376 8 J$ D# E/ @& {( x4 ~7 V
M27*1.0 26 26.153 25.917 公制螺纹 ' j8 C8 J w8 v; u
M28*2.0 26 26.21 25.835 规格 滚造径
+ z6 h' Z3 M1 AM28*1.5 26.5 26.676 26.376 M3*0.5 2.63-2.6 ) P, x2 B. P" ?2 u2 m
M28*1.0 27 27.153 26.917 M3.0*0.6 2.56-2.53
, s4 k9 A/ K8 ?+ Q7 p) }/ FM30*3.0 27 27.252 26.752 M3.5*0.6 3.06-3.03 & e$ P4 P( `: m+ p" P' }# B; ~
M30*2.0 28 28.21 27.835 M4*0.7 3.49-3.45 - J5 ]8 J8 E0 s+ z/ L" q% m z
M30*1.5 28.5 28.676 28.376 M4.5*0.75 3.96-3.92
) p$ Z* V: S4 GM30*1.0 29 29.153 28.917 M5*0.8 4.43-4.38
- A: \& U8 O. U1 ]' wM32*2.0 30 30.21 29.835 M6*1 5.3-5.25
3 B8 a/ a( t* ~/ ?- Q$ B! _/ vM32*1.5 30.5 30.676 30.376 M7*1 6.3-6.25
4 z' V3 b0 m8 J: V0 kM33*3.0 30 30.252 29.752 M8*1 7.28-7.23
2 |2 u/ S; m2 M- gM33*2.0 31 31.21 30.835 M8*1.25 7.12-7.07 # w+ [- K4 f0 ]& ?5 J6 \; ?
M33*1.5 31.5 31.676 31.376
- K0 i# x- B: u( d% t- D' V3 W; Z- xM35*1.5 33.5 33.676 33.376 英制电器螺纹 9 R1 R2 f) }) {' s3 t0 z6 ^% j" H# f
M36*3.0 33 33.252 32.752 规格 钻孔径
9 M3 {( e5 _% }7 C$ i4 V {M36*2.0 34 34.21 33.835 2BA 4.0-4.0
- z1 K1 B. A: C) g1 z/ uM36*1.5 34.5 34.676 34.376 3BA
- c. \. H: b& A& y, } 4BA 3.0-3.2 ) [0 a9 T8 k* g1 [0 G3 p. M, k
5BA 2.7-2.8 % r9 G2 n+ F a$ Z5 m
6BA. 2.4-2.5 # C9 s+ p- _6 w( f$ v
- m3 H/ `( l. ~3 h6 L2 i% G8 `% i
+ |+ l0 [, x7 ?. g. u- S& z6 f4 v: y: B
这样上传排版有点乱 |
发表于 2013-7-23 08:12:57
