NPT螺纹简图

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3 g2 c$ I8 |! ^5 \% uNPT螺纹简要尺寸
7 r' h& m, ~$ t: M; a) p5 D  u  w, h管子公称尺寸
in
6 u2 X8 d- H8 A5 A# H1/16
3 \5 k! U4 {0 B9 P7 c4 w1/8
! K* f7 c  ^" ~" L: p" G8 f, ?1/4
3/8
1/2
$ J( V6 y5 `0 d3/4
/ \& B* `' @& `5 p3 ]1
1 ¼
1 ½
7 F* Y( A8 k, a8 q2
% `$ U' @$ w* K2 ½
& `  _: C& a2 }3
" Y8 a; F  l, L0 B, U+ ]3 ½
+ [9 x  f+ o% c7 ~" _8 p! }4
: i* ?& ?: O* C  P) \8 W管子外径
in
4 k9 F' m4 k$ `  ?, d5 ?  |* @0.3125
0.405
0.540
4 U5 v2 N1 e. r, {, O+ g- g, s0.675
7 A6 c4 R* P& ]0.840
1.050
1.315
1.660
" O! x1 ?: a( c8 v5 S6 S# X1.900
2.375
1 ]( ]* W3 s3 f3 I- f" O2.875
3.500
$ H) g$ d" m# r7 b4.000
4.500
mm
2 a- T% m" X# E: Q' W3 T+ w+ s7.9
+ E5 I: A& o/ B* p( k# \10.3
13.7
17.1
21.3
26.7
6 t7 W" o/ H9 `8 {33.4
: A3 H! S! _: ~. s% M3 H- n42.2
- D5 O6 N6 v6 k' E  O48.3
" p4 a) ?! U1 v. f8 H60.3
73.0
88.9
101.6
114.3
1 V- `) u) K9 A. c- F4 O9 G4 a每英寸牙数
' k7 M6 b2 V$ V. w- R27
18
: _. ^- j2 m; U: y3 G14
11 ½
1 t) {2 O2 D! }& b8
2 i' c. g7 {6 ]8 C螺距：mm
1 k" a4 ]3 k; T+ p3 z& Y0.9408
) w( ?! y! A# P) r( E1.411
/ x7 b) X& b" k9 N* m1.814
2.209
3.175
旋合长度：mm
4.064
$ C# |/ X9 l; W9 U7 w5 D4 M5 E4.102
5.786
# Y4 `2 X; A# H6.096
8.128
# {2 S# L. Y0 W! Z8.611
9 Z( l0 S. V# W) k/ C10.160
3 A) e  K  T5 O10.668
4 \; M+ ^% L& G6 d6 [5 ^11.074
* F2 a" N; X. p17.323
19.456
20.853
/ L2 J& }1 M* l! T, U6 t21.438
# {2 i5 k8 m( Y/ B% g. Y旋合中径：mm
8 \- N, M& p/ p, G( ^( y7 W7.142
% e/ [1 W6 _" T; M9.489
. @+ V% M: @3 ]+ Y12.487
- `6 U3 Y) g; M- t) P7 F: D15.926
! v3 q0 X9 o7 Z( g! O# K, g19.772
1 N% _/ O8 ^" [& u( k# x. F25.117
31.462
( X8 o. R0 f, a: E, s# A40.218
46.287
58.325
) m7 {: g1 l  Q7 y$ b  Y1 i70.159
86.068
98.776
& z7 n% Y2 Q/ L2 L% }: _111.433
9 R  h, h4 @" m文章关键词： NPT螺纹

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