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6#
發(fā)表于 2008-3-17 20:57:32
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British Pipe Thread (惠氏管螺紋) -- 圓柱 (BSPP/BSPF) 螺紋代號
% q) H5 G- p# [0 E# w基本尺寸
5 x. [" z" G! E& R7 o5 Z0 h9 y大徑) U+ K# u: o; X2 I5 D; I9 f$ \( r0 ]
mm
7 j1 M/ W) j) b- w5 y$ }0 s" Ed=D 螺距
4 @7 |& p1 x. W4 K. o# ?mm
) y' B( g( b6 N/ y/ A: f$ {p 每英寸牙數(shù)
* q' r3 b k' h6 ^1 [2 X3 Gtpi 中徑+ b' U: G* e) T
mm
2 u1 w% W. R/ Q; hd2=D2 小徑) N6 Q; [+ U# c/ \- d/ y; @- x7 I( q
外螺紋
3 ~/ r% P0 ?/ Q# l' c* Gd3 牙型高度1 T/ g, B7 d* `& v
H1 底孔尺寸
# g' U0 y7 w) ] F" Hmm 7 v# z0 H4 ]: A3 z E! i
G 1/8 1/8" 9.728 0.907 28 9.147 8.566 0.581 8.7 6 l" d$ x! Q8 C- I2 p
G 1/4 1/4" 13.157 1.337 19 12.301 11.445 0.856 11.6 2 U l9 ^& x; S9 Q0 Y$ A/ B
G 3/8 3/8" 16.662 1.337 19 15.806 14.95 0.856 15 * u/ ~: |5 Z0 I! j6 {9 F
G 1/2 1/2" 20.955 1.814 14 19.793 18.631 1.162 19
% y! ~: V' X' U. eG 5/8 5/8" 22.911 1.814 14 21.749 20.587 1.162 20.75
) A+ @$ A; j- ~. M4 B' nG 3/4 3/4" 26.441 1.814 14 25.279 24.117 1.162 24.5
* Q: S8 X N. T$ j! D3 b7 @) Z& VG 7/8 7/8" 30.201 1.814 14 29.039 27.877 1.162 28 - f) q# q& @4 L2 T5 X! G( u( o
G 1 1" 33.249 2.309 11 31.77 30.291 1.479 30.5
* @ @; m& n3 X% C- x5 OG 1 1/8 1 1/8" 37.897 2.309 11 36.418 34.939 1.479 35 8 K6 e o! l9 K. G4 _- r6 d/ P
G 1 1/4 1 1/4" 41.91 2.309 11 40.431 38.952 1.479 39.5
5 ]; t; U1 Z2 ]; H1 M5 }G 1 3/8 1 3/8" 44.323 2.309 11 42.844 41.365 1.479 41.5 . m: q# n: s s# `/ X$ r: x8 M
G 1 1/2 1 1/2" 47.803 2.309 11 46.324 44.845 1.479 45 1 O- p" }' [- K- J. `
G 1 3/4 1 3/4" 53.746 2.309 11 52.267 50.788 1.479 51
% `- G3 h' q+ C0 d, `1 oG 2 2" 59.614 2.309 11 58.135 56.656 1.479 57
" f% |# ?# V$ l9 k8 ZG 2 1/4 2 1/4" 65.71 2.309 11 64.231 62.752 1.479 63 2 n/ o( M a7 g- A
G 2 1/2 2 1/2" 75.184 2.309 11 73.705 72.226 1.479 72.5
( \8 r$ u3 z( D h2 f" _G 2 3/4 2 3/4" 81.534 2.309 11 80.055 78.576 1.479 79 5 p0 ], |- F3 R. e& y$ n7 `8 v$ z
G 3 3" 87.884 2.309 11 86.405 84.926 1.479 85.5
& B% F' T$ p) K2 W) [4 YG 3 1/4 3 1/4" 93.98 2.309 11 92.501 91.022 1.479 91 1 f O/ |/ [7 k% k+ d
G 3 1/2 3 1/2" 100.33 2.309 11 98.351 97.372 1.479 97.75
2 `& ^" t/ ?" ?$ y9 S8 yG 3 3/4 3 3/4" 106.68 2.309 11 105.201 103.722 1.479 104 # l6 i3 M6 B3 M" @9 D: e# E1 R
G 4 4" 113.03 2.309 11 111.55 110.072 1.479 110.5
1 c3 \! K W& ?G 4 1/2 4 1/2" 125.73 2.309 11 124.251 122.772 1.479 123 6 T! m- W/ U0 b( ?& i# y
G 5 5" 138.43 2.309 11 136.951 135.472 1.479 136 3 H4 B+ O: F: D% H) I* M
G 5 1/2 5 1/2" 151.13 2.309 11 149.651 148.172 1.479 148.5
( G7 r" ?' @" U k3 ?& N( r" mG 6 6" 163.83 2.309 11 162.351 160.872 1.479 161.5 : n5 x7 L6 P- a5 e* {! ?6 u, |
資料來源:中國機械cad論壇 |
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