公制粗螺纹 公制细螺纹 4 n$ v5 S2 t8 `- B
规格 标准径 2级牙钻孔径 规格 标准径 2级牙钻孔径 6 I, t2 D" l7 Y* @( t- X/ C7 ]
最大 最小 最大 最小
+ u$ m7 I9 `% a7 z, L8 H [M1.0*0.25 0.75 0.785 0.729 M1.0*0.2 0.8 0.821 0.783
1 t F, J1 ~% J5 U0 q5 i- EM1.1*0.25 0.85 0.885 0.829 M1.1*0.2 0.9 0.921 0.883 * _0 t8 ?' k, c. p# J
M1.2*0.25 0.95 0.985 0.929 M1.2*0.2 1 1.021 0.983
6 v T. F# P8 X& U6 d2 ~M1.4*0.3 1.1 1.142 1.075 M1.4*0.2 1.2 1.221 1.183
. L9 L+ _ @ A# MM1.6*0.35 1.25 1.321 1.221 M1.6*0.2 1.4 1.421 1.383 & a9 A Z$ E# d" l8 z+ V% \
M1.7*0.35 1.35 1.421 1.321 M1.7*0.2 1.45 1.5 1.46
7 n5 X2 ~7 E m9 s" g7 h4 N6 EM1.8*0.35 1.45 1.521 1.421 M1.8*0.2 1.6 1.621 1.583
% t% S- {4 q% p5 @, R/ oM2.0*0.4 1.6 1.679 1.567 M2.0*0.25 1.75 1.785 1.729
0 C% ?$ w. j6 }: BM2.2*0.45 1.75 1.838 1.713 M2.2*0.25 1.95 1.985 1.929 ; H9 {/ w1 O+ \' H
M2.3*0.4 1.9 1.979 1.867 M2.3*0.25 2.05 2.061 2.001 4 i# c9 x! l" C( |- G# r
M2.5*0.45 2.1 2.138 2.013 M2.5*0.35 2.2 2.221 2.121 * m% M: {/ n, s0 l9 E% N7 O
M2.6*0.45 2.2 2.238 2.113 M2.6*0.35 2.2 2.246 2.186 2 f) {$ ^+ f( a3 G; o. {
M3.0*0.5 2.5 2.599 2.459 M3.0*0.35 2.7 2.721 2.621
. i3 e; D/ x. |* Q, @- E# SM3.5*0.6 2.9 3.01 2.85 M3.5*0.35 3.2 3.221 3.121 ) o2 Y+ E4 y: }. P. m
M4.0*0.7 3.3 3.422 3.242 M4*0.5 3.5 3.599 3.459
1 s- k$ ]& [/ h; VM4.5*0.75 3.8 3.878 3.688 M4.5*0.5 4 4.099 3.959 ' l7 i$ W, [' V1 N! ]
M5.0*0.8 4.2 4.334 4.134 M5*0.5 4.5 4.599 4.459 , C/ M# z' l2 ]; r, c+ i5 m) B2 t
M6.0*1.0 5 5.153 4.917 M5.5*0.5 5 5.099 4.959 . L6 |; P, a$ \' c
M7*1.0 6 6.153 5.917 M6*0.75 5.3 5.378 5.188 , y. R5 c; N U3 k' P/ W2 D
M8*1.25 6.8 6.912 6.647 M6*0.5 5.5 5.55 5.4
+ q! ^* Y3 [+ dM9*1.25 7.8 7.912 7.647 M7*0.75 6.3 6.378 6.188 0 @- I, U, D( Q
M10*1.5 8.5 8.676 8.376 M7*0.5 6.5 6.55 6.4 ; r$ N. N2 U8 p8 n- K5 B: J
M11*1.5 9.5 9.676 9.376 M8*1.0 7 7.153 6.917 * Q2 E7 w; c. Y6 g! e
M12*1.75 10.3 10.441 10.106 M8*0.75 7.3 7.378 7.188 : }% S P$ a$ F5 v# L
M14*2.0 12 12.21 11.835 M8*0.5 7.5 7.52 7.4 8 l. p; U8 |% q' {2 K: x- X
M16*2.0 14 14.21 13.835 M9*1.0 8 8.153 7.917
& P6 T1 a3 f) p8 c5 v/ EM18*2.5 15.5 15.744 15.294 M9*0.75 8.3 8.378 8.188
6 Z# x; t2 i! ~M20*2.5 17.5 17.744 17.294 M10*1.25 8.8 8.912 8.647 ) f! ?" ?) L V" V
M22*2.5 19.5 19.744 19.294 M10*1.0 9 9.153 8.917
! j1 Y5 r5 i" WM24*3.0 21 21.252 20.752 M10*0.75 9.3 9.378 9.188
% \# Z2 k* i; V0 _+ [4 n9 n: jM27*3.0 24 24.252 23.752 M10*0.5 9.5 9.52 9.4 % l- Z2 A# o8 Y$ Y
M30*3.5 26.5 26.771 26.211 M11*1.0 10 10.153 9.917 ) ` t+ s" k7 P; j& p! J. x
M11*0.75 10.3 10.378 10.188 3 ]; Q# ?4 R7 z! `6 l& w; @
M12*1.5 10.5 10.676 10.376
. _, d( k# o0 ]7 Z% A; }# p) ?美制特细螺纹 M12*1.25 10.8 10.912 10.647
6 r4 ~9 V$ S8 ^, K规格 标准径 2级牙钻孔径
% j% h, B5 R' X- q& C(UNF) 最大 最小 美制管螺纹 * ~; m5 i! S" \2 R
N0.12-32 4.7 4.826 4.623 钻孔径
' Y, X- t* a; R, Y/ z1/4-32 5.6 5.69 5.486 规格 NPT NPS 0 ~& E9 h7 i( V: h ]9 A" ?6 i
5/16-32 7.1 7.264 7.087 使用绞刀时 不用绞刀时 * B) r) ?/ o. G, W6 b3 a, U4 u
3/8-32 8.7 8.865 8.661 1/16 -27 6.1 6.25 6.35
5 [/ D* }$ L( F' [! s" i# Y( H7/16-28 10.2 10.338 10.135 1/8-27 8.33 8.43 8.74
R$ I. \! z( ~* H) M6 w+ _1/2-28 11.8 11.938 11.709 1/4-18 10.72 11.13 11.13 1 P7 b8 M. s/ O& S5 g E, w8 ?
9/16-24 13.2 13.386 13.132 3/8-18 14.27 14.27 14.68
t, m1 L( Z+ d5/8-24 14.8 14.986 14.732 1/2-14 17.48 17.86 18.26
( S4 ?0 ^$ `8 N1 ]: O3/4-20 17.8 17.958 17.678 3/4-14 22.63 23.01 23.42
; \% _; K8 ^' @" \$ n! a7/8-20 21 21.133 20.853 1-11-1/2 28.58 28.98 29.36 % Q$ p0 ?1 r' @, h
1-20 24 24.308 24.028 1-1/4-11-1/2 37.31 37.69 38.1
# |* T9 ~* {% T) X o" A* N 1-1/2-11-1/2 43.66 44.04 44.45 # ^8 N* g$ R: N; O1 [* j7 p R! f
2-11-1/2 55.58 55.96 56.36
% J2 |& v) `- ^0 {2 Q/ A$ D' H
, ~- k3 S8 {5 H" |. r" c1 a/ d美制细螺纹 美制粗螺纹
( Y2 V9 h, e# Z% m) R+ Q规格 标准径 2级牙钻孔径 规格 标准径 2级牙钻孔径
) r( V1 ^+ J c. \(UNF) 最大 最小 (UNC) 最大 最小 * W3 x0 C3 a/ D% R# ` h
(螺丝牙外径) N0.1-64(1.854) 1.55 1.582 1.425
% g1 n/ B" O( ?, ^8 |+ m4 g6 bN0.0-80(1.524) 1.25 1.305 1.182 N0.2-56(2.184) 1.8 1.871 1.695 0 g k$ U$ C1 y. ]8 e( U" j
N0.1-72(1.854) 1.55 1.612 1.474 N0.3-48(2.515) 2.1 2.146 1.941 + I9 j6 K4 n. L# n u' u
N0.2-64(2.184) 1.85 1.912 1.756 N0.4-40(2.845) 2.3 2.385 2.157
3 X, ?6 @; E" ?2 ZN0.3-56(2.515) 2.1 2.197 2.025 N0.5-40(3.175) 2.6 2.697 2.487
5 i1 q2 `0 H5 Y6 tN0.4-48(2.845) 2.4 2.458 2.271 N0.6-32(3.505) 2.8 2.895 2.642 1 H! |0 f7 `, ?3 d; w: L! n3 ^3 s* r
N0.5-44(3.175) 2.7 2.74 2.551 N0.8-32(4.166) 3.4 3.53 3.302
0 r* S. E9 `( v @N0.6-40(3.505) 2.9 3.022 2.82 N0.10-24(4.826) 3.9 3.962 3.683
6 ], P0 s/ b# I. {7 S: U! aN0.8-36(4.166) 3.5 3.606 3.404 N0.12-24(5.486) 4.5 4.597 4.344 ! q7 Q8 f/ g8 @) \3 ]
N0.10-32(4.826) 4.1 4.165 3.963 1/4-20 5.1 5.257 4.979
+ J# w/ \$ w" d& m4 |8 ^N0.12-28(5.846) 4.6 4.724 4.496 5/16-18 6.6 6.731 6.401
: D, E+ G2 A5 N; K7 }1/4-28 5.5 5.588 5.36 3/8-16 8 8.153 7.798
8 O- M3 A2 k" A% H" T5/16-24 6.9 7.035 6.782 7/16-14 9.4 9.55 9.144
3 a* v1 X. t5 H4 X7 C- }# l3/8-24 8.5 8.636 8.382 1/2-13 10.08 11.023 10.592 $ [: i5 b/ q3 R; u, `; w
7/16-20 9.9 10.033 9.729 9/16-12 12.2 12.446 11.989 7 A0 Z% V: i' _0 I4 d3 i
1/2-20 11.5 11.607 11.329 5/8-11 13.6 12.868 13.386
* P* G; k9 E# L1 ]9/16-18 12.9 13.081 12.751 3/4-10 16.5 18.84 16.307
: F# x- |! M. W$ k* V) W1 Y5/8-18 14.5 14.681 14.351 7/8-9 19.5 19.761 19.177
6 A7 Y+ I/ F* C3/4-16 17.5 17.678 17.323 1-8 22.2 22.606 21.971 ' ` q5 ` ` M; p& e9 ~/ I, L
7/8-14 20.5 20.645 20.27 1-1/8-7 25 25.349 24.638 `9 O( w- P- G) n& d/ T+ x0 b
1-12 23.2 23.571 23.114 1-1/4-7 28.2 28.524 27.813 / t# @) ~# C% Q
1-1/8-12 26.5 26.746 26.289 1-3/8-6 30.8 31.115 30.353
% D' l \/ b' Y7 x1 m4 b1-1/4-12 29.5 29.921 29.464 1-1/2-6 34 34.29 33.528
4 \$ m M0 P# S |( r: m. b1-3/8-12 32.8 33.096 32.639 1-3/4-5 39.5 39.827 38.964 ( l% Y, i; x, C8 s
1-1/2-12 36 36.271 35.814 2-4-1/2 45.2 45.593 44.679
7 u* N2 H- D& U6 s' f5 A % d |7 l& c; [ u( q" U r& {
英制螺纹 针车用螺纹
4 c# y% p: G! o5 k- u4 u* Y规格 钻孔径 规格 滚造径 5 L+ p5 m2 K+ t W
硬材 软材 SM1/8-40 2.735-2.688 , n, W3 `$ F, }$ i. L
W1/8-40 2.65 2.6 SM1/8-44 2.769-2.722
: H ~* G7 \+ OW5/32-32 3.25 3.2 SM9/64-40 3.128-3.083
/ @# M% l* A. D( M! v4 tW3/16-24 3.75 3.7 SM11/64-40 3.855-3.805 / _3 c/ h; N$ a4 i+ f: t
W1/4-20 5.1 5 SM3/16-32 4.205-4.155 . q! z: E7 ^% ?- ^( o! t4 M
W5/16-18 6.6 6.5 SM3/16-28 4.143-4.093
# s4 M, }( ~. ]( @ BW3/8-16 8 7.9 SM7/32-32 5.003-4.955 " H/ ]! w ]4 L% l5 [
W7/16-14 9.4 9.3 SM15/64-28 5.325-5.570
; W" r3 q4 A G6 w% w5 m2 hW1/2-12 10.7 10.5 SM1/4-40 5.890-5.735
. N/ K4 J4 y H& X; g: a; o, J9 c' o7 iW9/16-12 12.3 12 SM1/4-28 5.721-5.366
0 L0 p; D/ N, p" `7 kW5/8-11 13.7 13.5 SM9/32-28 6.508-6.648 9 t4 W. X* y7 e) K% u: h
W3/4-10 16.7 16.5 SM11/32-28 8.092-8.432
) v# g" f: F2 o0 G1 pW7/8-10 19.5 19.3 SM3/8-28 8.88-8.015 ! N' z8 b7 m, Q) {. s- g, g
W1-8 22.4 22 SM7/16-28 10.466-10.401
/ y+ L9 m0 U, h- d! VW1-1/8-7 25 24.8 SM7/16-16 10.037-9.967
3 B$ j- U5 a, r; @W1-1/4-7 28.3 28 SM1/2-20 11.819-11.749
6 M9 }& v9 ~4 z s7 F* l SM9/16-20 13.4-13.425
5 F2 H' X; d* A9 a0 A+ X! y' w2 X
; K% T6 h9 P; J2 c3 }$ A" \ 4 X# N( F6 s, q# q1 @& m1 B! C7 l, N
公制细螺纹 公制迫牙丝攻钻孔径 , P1 s- i- b v+ r5 P
规格 标准径 2级牙钻孔径 规格 精度等级 - e. f3 x( M+ l
最大 最小 G4-G6 G7-G8 G9 * h# b: q' G( U/ u* B3 m2 t+ y. L
M12*1.0 11 11.153 10.917 M1.0*0.25 0.86 0.88 2 `) _4 b) T, _7 f) k# L/ I$ o0 y# n
M12*0.5 11.5 11.52 11.4 M1.1*0.25 0.96 0.98 / T1 E/ ?# D& i3 j0 v8 v9 s
M14*1.5 12.5 12.676 12.376 M1.2*0.25 1.06 1.08 , m+ n& d' Y2 Z& s$ ?
M14*1.0 13 13.153 12.917 M1.4*0.3 1.24 1.25 " G5 i) Z% c# i0 b7 x5 r" J
M15*1.5 13.5 13.676 13.376 M1.6*0.35 1.41 1.43
, T- e4 e& x% m [5 wM15*1.0 14 14.153 13.917 M1.7*0.35 1.51 1.53 $ K" b( w" e4 ^) X7 s- A
M16*1.5 14.5 14.676 14.376 M1.8*0.35 1.61 1.63 2 ]$ _: f; f$ q( y/ j
M16*1.0 15 15.153 14.917 M2.0*0.4 1.78 1.8 % q6 _3 \0 d3 u4 X3 {: L
M17*1.5 15.5 15.676 15.376 M2.2*0.45 1.95 1.98 6 H" j5 o' F- O8 ^+ a- Q# M
M17*1.0 16 16.153 15.917 M2.3*0.4 2.08 2.1 - m: y- d$ w8 h" q9 E4 Q
M18*2.0 16 16.21 15.835 M2.5*0.45 2.25 2.28
; {( @: u4 z- e! R3 D, _9 ]7 IM18*1.5 16.5 16.676 16.376 M2.6*0.45 2.35 2.38 & H/ E& O. H9 W8 a
M18*1.0 17 17.153 16.917 M3*0.5 2.73 2.75 G, Z3 I. P# j, s3 O
M20*2.0 18 18.21 17.835 M3.5*0.6 3.17 3.2
+ B0 W! B" i2 F6 j# x% d4 n B0 WM20*1.5 18.5 18.676 18.376 M4*0.7 3.62 3.65 3.69
C1 d9 ^6 V" t: _2 b( |M20*1.0 19 19.153 18.917 M5*0.8 4.56 4.6 4.64
3 z& F8 {! Y( X2 j. Y( ^- \M22*2.0 20 20.21 19.835 M6*1.0 5.45 5.5 5.55
0 Q2 V7 R5 B' k/ E5 S! Z5 EM22*1.5 20.5 20.676 20.376 M7*1.0 6.45 6.5 6.55 . v" ^ |+ e' ^2 N* y
M22*1.0 21 21.153 20.917 M8*1.25 7.31 7.38 7.44 " A$ z: j5 F0 o3 c0 v
M24*2.0 22 22.21 21.835 M10*1.5 9.18 9.25 9.32
! K: V1 m4 h* F2 jM24*1.5 22.5 22.676 22.376 M10*1.25 9.31 9.38 9.44
8 } d. `/ f$ n" G$ mM24*1.0 23 23.153 22.917 M12*1.75 11.04 11.12 11.21
( W- s. x/ v9 k; p+ @8 sM25*2.0 23 23.21 22.835 M12*1.25 11.31 11.38 11.44
0 ]/ |1 U' Q- ]" _# C( s- ?3 tM25*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 ! c+ E! u- K$ c% X- `* K0 k9 d/ x, h& E
M25*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， & y/ `+ {7 s- P# c1 g
M26*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
7 u& W, I9 Y: H% c9 dM27*2.0 25 25.21 24.835 请增减若干。
0 T+ e. |" z0 i' D& @$ h( LM27*1.5 25.5 25.676 25.376 7 G4 j% E: u& f* \
M27*1.0 26 26.153 25.917 公制螺纹 * `, `" w* {" k$ X2 d z( S
M28*2.0 26 26.21 25.835 规格 滚造径 $ ~1 ?1 c9 m q) Q7 A' [4 [4 k7 E9 ?
M28*1.5 26.5 26.676 26.376 M3*0.5 2.63-2.6
5 J! y6 h- o& g3 i* d9 X5 |M28*1.0 27 27.153 26.917 M3.0*0.6 2.56-2.53
. n0 p( B# ?8 U$ Y" r/ ^M30*3.0 27 27.252 26.752 M3.5*0.6 3.06-3.03 ! n4 ?9 I+ B; _! H* D9 r8 y
M30*2.0 28 28.21 27.835 M4*0.7 3.49-3.45 $ d, `5 [% |8 f3 E$ u
M30*1.5 28.5 28.676 28.376 M4.5*0.75 3.96-3.92 + q9 L$ l7 r# _' d( ~! l, @: H6 l( o
M30*1.0 29 29.153 28.917 M5*0.8 4.43-4.38 Q, F! G+ k( n1 }# a& v& t% X, A- ]) q
M32*2.0 30 30.21 29.835 M6*1 5.3-5.25 1 M1 f8 u* m6 |, {0 A3 @4 i" w
M32*1.5 30.5 30.676 30.376 M7*1 6.3-6.25 * e4 f, n5 D2 f8 K5 k3 A, ]$ E
M33*3.0 30 30.252 29.752 M8*1 7.28-7.23
7 }! O8 M+ L' IM33*2.0 31 31.21 30.835 M8*1.25 7.12-7.07 ( c& ]. Y& {0 r! |) O* I
M33*1.5 31.5 31.676 31.376
4 b% D! c9 j8 Y# L6 n* TM35*1.5 33.5 33.676 33.376 英制电器螺纹
4 n- a4 n- H; C! K% N4 o8 bM36*3.0 33 33.252 32.752 规格 钻孔径
' R" t3 E8 t4 b- C0 UM36*2.0 34 34.21 33.835 2BA 4.0-4.0 4 y) L) I# Z9 @3 @6 [, ]
M36*1.5 34.5 34.676 34.376 3BA
1 B9 ~- y0 ~+ f/ D) X5 D* w" _ 4BA 3.0-3.2
9 j: ~0 W. B3 w% ^ 5BA 2.7-2.8 4 o! f, i3 F- V' s
6BA. 2.4-2.5
$ f' J) |; J: _* m7 X1 b ' N1 e/ T g: |% R
- Y$ k, y- q) B
1 F1 J M* g9 `这样上传排版有点乱 |
发表于 2013-7-23 08:12:57
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