公制粗螺纹 公制细螺纹 8 Z K( g( n4 X5 t% b( \
规格 标准径 2级牙钻孔径 规格 标准径 2级牙钻孔径
: I( l$ T3 d9 q* d 最大 最小 最大 最小 4 p0 Z2 C( O p0 h' }0 W, v
M1.0*0.25 0.75 0.785 0.729 M1.0*0.2 0.8 0.821 0.783
( P Y, |1 n) E" L fM1.1*0.25 0.85 0.885 0.829 M1.1*0.2 0.9 0.921 0.883
% |" B: b. J/ Q6 oM1.2*0.25 0.95 0.985 0.929 M1.2*0.2 1 1.021 0.983
7 W& `! i$ ^5 V" v O. aM1.4*0.3 1.1 1.142 1.075 M1.4*0.2 1.2 1.221 1.183
) H6 A4 h1 S5 H1 g# m* U& J2 LM1.6*0.35 1.25 1.321 1.221 M1.6*0.2 1.4 1.421 1.383 3 K+ e, W6 [4 L+ f% {# N) [; [. d
M1.7*0.35 1.35 1.421 1.321 M1.7*0.2 1.45 1.5 1.46 5 o( _& ^% N! b* [% F" Q
M1.8*0.35 1.45 1.521 1.421 M1.8*0.2 1.6 1.621 1.583 . n' ^8 z) V4 b3 Q! N
M2.0*0.4 1.6 1.679 1.567 M2.0*0.25 1.75 1.785 1.729
' [, r+ j; ]1 z3 BM2.2*0.45 1.75 1.838 1.713 M2.2*0.25 1.95 1.985 1.929
/ C* ^; F4 p( |+ UM2.3*0.4 1.9 1.979 1.867 M2.3*0.25 2.05 2.061 2.001
9 _1 B8 J* R; ~ bM2.5*0.45 2.1 2.138 2.013 M2.5*0.35 2.2 2.221 2.121 . e. S3 j4 \0 z) ~. m
M2.6*0.45 2.2 2.238 2.113 M2.6*0.35 2.2 2.246 2.186 8 m, L$ m* `6 Y3 K7 s0 ^- f
M3.0*0.5 2.5 2.599 2.459 M3.0*0.35 2.7 2.721 2.621 6 j5 W* k- {6 T1 L
M3.5*0.6 2.9 3.01 2.85 M3.5*0.35 3.2 3.221 3.121 . g" i5 U/ Z) ~
M4.0*0.7 3.3 3.422 3.242 M4*0.5 3.5 3.599 3.459
# ^' o. R5 T( i; OM4.5*0.75 3.8 3.878 3.688 M4.5*0.5 4 4.099 3.959 6 ^5 e: H# O- G9 q0 D) o! a* m
M5.0*0.8 4.2 4.334 4.134 M5*0.5 4.5 4.599 4.459 2 Y, X7 _2 y, M0 y, O# H
M6.0*1.0 5 5.153 4.917 M5.5*0.5 5 5.099 4.959 + o; S- p/ @# v% ~6 I
M7*1.0 6 6.153 5.917 M6*0.75 5.3 5.378 5.188
0 ^' K( a$ Y) Z% l: pM8*1.25 6.8 6.912 6.647 M6*0.5 5.5 5.55 5.4 ! C: J! G B3 X. H3 S
M9*1.25 7.8 7.912 7.647 M7*0.75 6.3 6.378 6.188 ! ?8 ?$ ]8 G( |% ^
M10*1.5 8.5 8.676 8.376 M7*0.5 6.5 6.55 6.4 & s; h5 u4 [# i1 V5 l
M11*1.5 9.5 9.676 9.376 M8*1.0 7 7.153 6.917
' k, H F+ u v$ X" e) `M12*1.75 10.3 10.441 10.106 M8*0.75 7.3 7.378 7.188 1 x' M, c% M& P- \7 g w
M14*2.0 12 12.21 11.835 M8*0.5 7.5 7.52 7.4
& [2 D. ?: P, Z" r6 h6 H) `M16*2.0 14 14.21 13.835 M9*1.0 8 8.153 7.917
6 c& i U7 S. t+ Z/ U* a4 nM18*2.5 15.5 15.744 15.294 M9*0.75 8.3 8.378 8.188 4 q/ O, b. o* F
M20*2.5 17.5 17.744 17.294 M10*1.25 8.8 8.912 8.647
& r( j1 O ?/ u& o6 l4 RM22*2.5 19.5 19.744 19.294 M10*1.0 9 9.153 8.917
( ?$ }; q# g- T- A5 fM24*3.0 21 21.252 20.752 M10*0.75 9.3 9.378 9.188
2 y/ r5 v! {) @4 E7 z3 l( eM27*3.0 24 24.252 23.752 M10*0.5 9.5 9.52 9.4
# T8 A1 B- C0 H$ i1 dM30*3.5 26.5 26.771 26.211 M11*1.0 10 10.153 9.917 9 e' | ^# Y( _2 z; A; K
M11*0.75 10.3 10.378 10.188 , l3 t. }, l: y+ A$ |
M12*1.5 10.5 10.676 10.376
5 E, B" A& s# } m4 e- S) b美制特细螺纹 M12*1.25 10.8 10.912 10.647
; A+ R. U. O) g# s; J# ~规格 标准径 2级牙钻孔径
' F) ]/ a# W; V4 i2 Q(UNF) 最大 最小 美制管螺纹 2 V( s) @; I5 R# @
N0.12-32 4.7 4.826 4.623 钻孔径
9 Z3 V4 h2 \+ u* D" j$ N1/4-32 5.6 5.69 5.486 规格 NPT NPS , n4 G. \8 _ ~& b& P2 @2 k7 H
5/16-32 7.1 7.264 7.087 使用绞刀时 不用绞刀时 " \. Y, k1 E G) A& [) r, l
3/8-32 8.7 8.865 8.661 1/16 -27 6.1 6.25 6.35 7 ~7 M- e& e8 d4 y- d. {
7/16-28 10.2 10.338 10.135 1/8-27 8.33 8.43 8.74 4 B0 a& _$ V6 w8 y6 `6 Y
1/2-28 11.8 11.938 11.709 1/4-18 10.72 11.13 11.13
7 V' t5 ?6 a4 _3 r9/16-24 13.2 13.386 13.132 3/8-18 14.27 14.27 14.68 , c4 O/ ]# ?% f G6 A
5/8-24 14.8 14.986 14.732 1/2-14 17.48 17.86 18.26
6 ? ~5 N; l0 [3/4-20 17.8 17.958 17.678 3/4-14 22.63 23.01 23.42
' f/ p, v& E" `; R$ T" O; H7/8-20 21 21.133 20.853 1-11-1/2 28.58 28.98 29.36 $ v1 s: O4 m: ]3 \( N# w
1-20 24 24.308 24.028 1-1/4-11-1/2 37.31 37.69 38.1
6 G# _* o: v3 P% G* | 1-1/2-11-1/2 43.66 44.04 44.45
$ C& U2 D+ ~# E6 v; ^1 y7 G3 R 2-11-1/2 55.58 55.96 56.36
5 b- y7 P: v% _, X- n' {
X( \% g% x- Q$ N6 y7 U; u1 D美制细螺纹 美制粗螺纹 ( _& E4 w( ?2 q% e( d* [# i
规格 标准径 2级牙钻孔径 规格 标准径 2级牙钻孔径 8 |5 r: w. L( S8 P5 a% t
(UNF) 最大 最小 (UNC) 最大 最小 6 O4 M8 N$ D! [# C1 P1 C
(螺丝牙外径) N0.1-64(1.854) 1.55 1.582 1.425 " P; G5 _/ Q5 a* H: L
N0.0-80(1.524) 1.25 1.305 1.182 N0.2-56(2.184) 1.8 1.871 1.695
' a( }$ Q- J4 A' ]N0.1-72(1.854) 1.55 1.612 1.474 N0.3-48(2.515) 2.1 2.146 1.941
* W/ i. \* c. e Y4 y6 YN0.2-64(2.184) 1.85 1.912 1.756 N0.4-40(2.845) 2.3 2.385 2.157
0 J/ K: e; [% p3 @& oN0.3-56(2.515) 2.1 2.197 2.025 N0.5-40(3.175) 2.6 2.697 2.487
" Y* w [3 j: U' R) jN0.4-48(2.845) 2.4 2.458 2.271 N0.6-32(3.505) 2.8 2.895 2.642 0 Y% v, ~( N6 E t& t2 t
N0.5-44(3.175) 2.7 2.74 2.551 N0.8-32(4.166) 3.4 3.53 3.302 a9 v4 a: B- v/ X5 n# b. e1 P" h
N0.6-40(3.505) 2.9 3.022 2.82 N0.10-24(4.826) 3.9 3.962 3.683
+ ?, y' j( `- k8 _N0.8-36(4.166) 3.5 3.606 3.404 N0.12-24(5.486) 4.5 4.597 4.344 & }' }5 s0 }/ S9 ?; j
N0.10-32(4.826) 4.1 4.165 3.963 1/4-20 5.1 5.257 4.979 + x" E3 f. K8 w
N0.12-28(5.846) 4.6 4.724 4.496 5/16-18 6.6 6.731 6.401 0 w3 a. F) u: I4 @& }
1/4-28 5.5 5.588 5.36 3/8-16 8 8.153 7.798
9 D" S" R$ ]- u% T) |& Q, h7 _& w5/16-24 6.9 7.035 6.782 7/16-14 9.4 9.55 9.144 2 [, c a* J! w5 B' g
3/8-24 8.5 8.636 8.382 1/2-13 10.08 11.023 10.592 : a5 P- z/ f* R8 u2 n# |
7/16-20 9.9 10.033 9.729 9/16-12 12.2 12.446 11.989
2 a0 p: ^$ D% g8 v' L' ^, t3 |1/2-20 11.5 11.607 11.329 5/8-11 13.6 12.868 13.386
" o8 _( R9 {% f7 F0 Q! [9/16-18 12.9 13.081 12.751 3/4-10 16.5 18.84 16.307 . s6 t8 B9 D3 R8 N- t' {3 s
5/8-18 14.5 14.681 14.351 7/8-9 19.5 19.761 19.177
6 R/ a+ q! j1 J# }5 w" \! W [1 b+ j3/4-16 17.5 17.678 17.323 1-8 22.2 22.606 21.971
0 V: f" i# b7 Q" L. i7/8-14 20.5 20.645 20.27 1-1/8-7 25 25.349 24.638 ; G# j. T7 \3 W, `7 ~$ J
1-12 23.2 23.571 23.114 1-1/4-7 28.2 28.524 27.813 + Q. ? U6 O+ P' T4 g: I$ p6 ~$ I
1-1/8-12 26.5 26.746 26.289 1-3/8-6 30.8 31.115 30.353
% b9 i% H' C! U7 S4 C) M8 ~1-1/4-12 29.5 29.921 29.464 1-1/2-6 34 34.29 33.528 0 q- a W6 e1 f. |, x3 n. d7 Z. u/ p
1-3/8-12 32.8 33.096 32.639 1-3/4-5 39.5 39.827 38.964
& g1 D' L- h5 K0 ?* v1-1/2-12 36 36.271 35.814 2-4-1/2 45.2 45.593 44.679
* S4 O6 R. Z3 p; X6 A2 v
: z& r! T7 I* ?英制螺纹 针车用螺纹 ( g4 z! s+ E" ^" t: b
规格 钻孔径 规格 滚造径
6 g! B- r( _7 i# d. }- S7 f5 V 硬材 软材 SM1/8-40 2.735-2.688 , n3 e7 S& r- Q$ U# s( h/ W
W1/8-40 2.65 2.6 SM1/8-44 2.769-2.722
0 A7 h" U# K5 F E- fW5/32-32 3.25 3.2 SM9/64-40 3.128-3.083
1 K8 U- O4 p1 v2 _W3/16-24 3.75 3.7 SM11/64-40 3.855-3.805 7 \' u: D n% O9 h
W1/4-20 5.1 5 SM3/16-32 4.205-4.155 5 I. N E, [* ?) i# D4 u, |. K
W5/16-18 6.6 6.5 SM3/16-28 4.143-4.093
" U1 I- k/ d/ o2 ^W3/8-16 8 7.9 SM7/32-32 5.003-4.955
5 y% p1 k% H5 sW7/16-14 9.4 9.3 SM15/64-28 5.325-5.570 0 ?5 \& L' @4 J/ d
W1/2-12 10.7 10.5 SM1/4-40 5.890-5.735 * L3 }4 X: B, V' n" o. s
W9/16-12 12.3 12 SM1/4-28 5.721-5.366 8 S+ l2 b0 X7 q! N, U- R
W5/8-11 13.7 13.5 SM9/32-28 6.508-6.648
/ {, m5 L: d1 ~+ e# e0 u3 q3 ~W3/4-10 16.7 16.5 SM11/32-28 8.092-8.432 4 y$ z m, X8 [
W7/8-10 19.5 19.3 SM3/8-28 8.88-8.015 7 r7 L) z3 B8 _+ g8 K* \# }& T% {; j
W1-8 22.4 22 SM7/16-28 10.466-10.401 + T+ c0 ~/ a- y$ F8 U! R5 ~
W1-1/8-7 25 24.8 SM7/16-16 10.037-9.967
2 ?+ B- r ?& R4 E1 t" U( KW1-1/4-7 28.3 28 SM1/2-20 11.819-11.749 ; B+ y: Y" t% D3 o1 T! B; ~1 ?- H
SM9/16-20 13.4-13.425 6 P; O, m0 V: }; `% u
; s; s7 [, e9 w% r* \
7 c; q" G5 n* w% W; _, Q6 z2 _% B9 [公制细螺纹 公制迫牙丝攻钻孔径 4 _; m7 I" }6 L
规格 标准径 2级牙钻孔径 规格 精度等级 9 F3 u8 F" s+ ~# J$ W
最大 最小 G4-G6 G7-G8 G9 8 |$ c! B* Y+ l n) i
M12*1.0 11 11.153 10.917 M1.0*0.25 0.86 0.88 ( C/ Y7 d6 n+ [5 [5 G
M12*0.5 11.5 11.52 11.4 M1.1*0.25 0.96 0.98 ' U/ s1 h1 F: f5 K" d) Q% l
M14*1.5 12.5 12.676 12.376 M1.2*0.25 1.06 1.08 + h; W: t5 D( m1 z8 N6 W6 T7 F7 e; r
M14*1.0 13 13.153 12.917 M1.4*0.3 1.24 1.25
) s2 |( P* m1 s: Z9 T9 r: xM15*1.5 13.5 13.676 13.376 M1.6*0.35 1.41 1.43
; }: V0 ^1 s7 J" i+ g" |% {M15*1.0 14 14.153 13.917 M1.7*0.35 1.51 1.53
4 t9 g) @1 K' c: jM16*1.5 14.5 14.676 14.376 M1.8*0.35 1.61 1.63 : P3 Z; o+ L4 G8 _+ E
M16*1.0 15 15.153 14.917 M2.0*0.4 1.78 1.8 8 n2 F' h0 C) J
M17*1.5 15.5 15.676 15.376 M2.2*0.45 1.95 1.98 $ v0 r% n; l1 t/ W: Z8 d4 Y% L
M17*1.0 16 16.153 15.917 M2.3*0.4 2.08 2.1 8 J- S- Q; G, o# J9 u9 } @
M18*2.0 16 16.21 15.835 M2.5*0.45 2.25 2.28
/ U+ C9 Y2 ]: G: H" M! }M18*1.5 16.5 16.676 16.376 M2.6*0.45 2.35 2.38 9 {. L4 j) d) N% j
M18*1.0 17 17.153 16.917 M3*0.5 2.73 2.75 + s# D& W8 z% j) H. `
M20*2.0 18 18.21 17.835 M3.5*0.6 3.17 3.2
6 g9 S) Q( l. x7 \6 s& TM20*1.5 18.5 18.676 18.376 M4*0.7 3.62 3.65 3.69
; J7 F0 X- P& k! D) |% W/ e9 xM20*1.0 19 19.153 18.917 M5*0.8 4.56 4.6 4.64
. X( @4 ~- a! E/ @0 QM22*2.0 20 20.21 19.835 M6*1.0 5.45 5.5 5.55 . d V! a/ Z+ J3 U3 O
M22*1.5 20.5 20.676 20.376 M7*1.0 6.45 6.5 6.55
/ g' ]- z; Y: ~- X" K' m* zM22*1.0 21 21.153 20.917 M8*1.25 7.31 7.38 7.44
' f" {$ T5 L0 j3 xM24*2.0 22 22.21 21.835 M10*1.5 9.18 9.25 9.32
# \( c+ R& g( l) U) h. zM24*1.5 22.5 22.676 22.376 M10*1.25 9.31 9.38 9.44
: ^6 @3 X7 s( T- ]& CM24*1.0 23 23.153 22.917 M12*1.75 11.04 11.12 11.21
' e" D/ ?; ?0 {1 W' z/ kM25*2.0 23 23.21 22.835 M12*1.25 11.31 11.38 11.44
' R l( e& x0 D1 F& OM25*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 7 r" P& L! {3 [" d" U& Z& _2 J% C
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，
; r/ e8 @* W r* {7 a' uM26*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
( y7 m& y# a. N/ D9 PM27*2.0 25 25.21 24.835 请增减若干。 + F3 [0 v U% \% g4 S" p
M27*1.5 25.5 25.676 25.376 - f$ r9 M( W: M4 e, w# v
M27*1.0 26 26.153 25.917 公制螺纹
: D: F! J% _* b$ QM28*2.0 26 26.21 25.835 规格 滚造径
, \+ U, A3 y& P2 \& \M28*1.5 26.5 26.676 26.376 M3*0.5 2.63-2.6 $ b0 u D/ Q: C' ?$ _0 w4 N( r- o
M28*1.0 27 27.153 26.917 M3.0*0.6 2.56-2.53
L: k2 F- L$ q( T3 I1 cM30*3.0 27 27.252 26.752 M3.5*0.6 3.06-3.03
" T, q7 {( B% l3 J% CM30*2.0 28 28.21 27.835 M4*0.7 3.49-3.45 # ^+ U* E% R3 K3 K+ N
M30*1.5 28.5 28.676 28.376 M4.5*0.75 3.96-3.92 0 o1 z& h8 I, t7 Q# L1 [
M30*1.0 29 29.153 28.917 M5*0.8 4.43-4.38 1 c' L8 K6 C) ~ P' D( c
M32*2.0 30 30.21 29.835 M6*1 5.3-5.25 1 i2 L% e/ u7 ]2 O u+ e: K R, |
M32*1.5 30.5 30.676 30.376 M7*1 6.3-6.25
3 I/ O1 }9 M1 sM33*3.0 30 30.252 29.752 M8*1 7.28-7.23
& I8 R# l9 c" b9 T4 O. mM33*2.0 31 31.21 30.835 M8*1.25 7.12-7.07
7 F' z0 N0 q' B( X Z% AM33*1.5 31.5 31.676 31.376
h% Q+ U3 S! M% gM35*1.5 33.5 33.676 33.376 英制电器螺纹 A* @$ J; n7 o/ R$ I d5 Y; d
M36*3.0 33 33.252 32.752 规格 钻孔径 ! O0 H( N0 I% {% Q1 H! G: h9 g
M36*2.0 34 34.21 33.835 2BA 4.0-4.0 $ }$ l5 e3 a# ?9 w: Z5 O/ ]/ {/ M
M36*1.5 34.5 34.676 34.376 3BA
0 ]' h& K- l1 B* J! B 4BA 3.0-3.2 2 A! L' ?! f$ p: C: t8 o+ { K
5BA 2.7-2.8
& n; X- c, p l; z l 6BA. 2.4-2.5 , O$ @- x5 \+ k% l1 V
* ]: g" q `) ?, C& J) N
# Z0 P. S3 _7 H; m2 w
0 Z7 j$ D4 o7 K; }3 B5 G这样上传排版有点乱 |
发表于 2013-7-23 08:12:57
