NPT螺纹简图

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NPT螺纹简要尺寸
4 J, t: u7 O* m' t% S管子公称尺寸
in
1/16
  d1 O5 m- E" S$ M% L6 ?' Q1/8
( o5 f7 a& ?; r# K8 l. I1/4
3/8
1/2
/ v# B; b& G5 _% H3/4
1
1 L& L- t' Z& T1 ¼
4 Q& W8 B4 v7 Q9 P5 K( b4 f+ g1 o1 ½
8 v1 X5 x6 s1 {3 X7 d8 I: c2
2 ½
; P/ _$ M* ^" v# M; I! F. k: j3
" w# X4 ], z) S2 n* f3 ½
8 ^+ R  {% P" r( {$ a) }4
* r0 i6 U# T2 t" h- @4 l' j* m管子外径
in
0.3125
0.405
0.540
+ Q, ]6 r: c' s) e! T" ]0.675
( W5 T% D9 L5 g; g: ^! j0.840
+ q, W5 U+ z7 a% I! K! O) I1.050
) S1 z0 F3 _9 ~7 [1.315
1.660
1.900
" f# b5 Y1 `0 q3 c% X  A2.375
0 S/ L" Z* e, u7 A3 p4 v( g2.875
3.500
4.000
- t$ K5 v  g, C4.500
mm
/ O5 K) K* z& {$ f/ [; h7.9
1 d4 a. {+ i8 u. V% t, Y5 L. ]6 K  M1 ~, m10.3
: O( x7 z1 Y7 @6 ~( W% q+ D13.7
17.1
2 ?. N3 |1 L! ~) I$ E: }21.3
26.7
. ~3 j3 F. }! Z1 A' N33.4
42.2
' U  S4 ?  Z6 z7 O48.3
, Q! U* m4 k7 c2 Y) W, e' A60.3
$ N7 o6 m+ ?9 t+ `6 F9 \4 f( k73.0
88.9
101.6
114.3
每英寸牙数
: N2 \; O) c# o4 O0 n27
2 f7 n- P) g; _18
; B5 ]0 j7 s; ?14
11 ½
8
螺距：mm
8 ]4 k! [- I) V. t. L0.9408
1.411
1.814
3 O% X% r/ l( Q% I  Y2.209
% h6 A! C# }8 B: u3.175
- C' [9 y% G( B% B5 j* m) _旋合长度：mm
4.064
# b1 p0 [$ _9 h) N' U7 k4.102
2 Y9 C; F; E3 g- W& [5.786
! V4 X$ ^5 p6 l! {  u# r$ Q$ i5 e6.096
8.128
" J5 u+ _. |  o/ u8.611
10.160
10.668
11.074
8 e. v, P, ]+ _$ o7 a4 s17.323
19.456
20.853
* E& L1 U: A$ `- m5 v21.438
旋合中径：mm
7.142
% x+ l# [3 _' D( j9.489
: q) H) R, G, k12.487
; M# g% T6 y8 ?. u15.926
19.772
25.117
31.462
40.218
46.287
3 P$ _4 y: K; G9 ~6 I2 C6 c/ q58.325
3 m3 \' D& m: j# s7 \( N70.159
! N, n, u& i. @/ X/ p9 P+ |) Y" w5 B86.068
98.776
111.433
+ [, X  {2 g8 V文章关键词： NPT螺纹

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