英制惠氏螺纹的型式尺寸

geneimpemisk

; N: J- N9 f6 D$ `6 k; K英制普通螺纹 -- 粗牙 -- BSW
3 ]4 C# \  p0 t8 ^* \7 K2 K( V英制普通螺纹 (惠氏螺纹) -- 粗牙 (BSW)
/ W- d. K' i8 J" K名义尺寸
Ww
牙型代号
大径
mm
d=D
# h! h# X) F) H$ i3 C: R  b螺距
mm
) z3 B# V1 ?% v2 lp
9 G( j! H% u7 \/ L* L% J& f6 U0 ~' \每英寸牙数
tpi
8 e/ X% E1 ~  i% v' x% r中径
5 F$ B3 b0 v6 s2 Tmm
0 r- s8 e. P  q5 i! A$ P$ hd2=D2
2 H5 W( ^* ^5 ^小径
! @) @" v) O4 h9 T4 v外螺纹
1 ?' g" h5 \# L. h- K  F4 pd3
牙型高
' H7 h( X- u9 \H1
6 f) d: c( |* u" K) i1 L; n9 x* H6 H底孔直径
9 w; L- n- c$ ]2 I% lmm
1/16"
9 u' I. h% Z7 t  A; PBSW
1.587
( {8 s& b8 [8 x, b0 u7 F0.423
+ E. l  `3 _. k( k5 x. g  E  t60
1.315
1.050
0.270
1.15
6 i7 |6 R: m6 e) Q* y* f! H3/32"
BSW
2.381
. g2 K: K' k- w2 }0.529
$ B9 V. r9 n0 k+ }4 e( K48
2.041
2 m2 ]9 ?6 Z% }* M$ B  U: e1.703
0.338
% ^( L' q# G+ _8 \( M1.90
/ s2 ^2 s* H/ z1/8"
3 F: Z% E' s; V) z4 YBSW
4 l& o7 N0 O  O3.175
9 E4 I- M& N9 M) ]0.635
40
2.768
  o- a6 s- T  L7 \2.362
- T4 ?# s* [* N$ q; Y0.406
2.50
# q. z( D" y0 A" [- Z# {! }5/32"
+ B/ B  J! }& q4 D$ U! eBSW
3.969
0.793
9 p1 ]1 K* X* w$ R2 T2 B, v32
3.459
7 _  D8 W2 Z% z2.952
, F9 }* i: H0 L  `0.507
3.20
3/16"
BSW
- |# G* `6 n) R/ o- u( K4.762
1.058
8 @% X- E* |% V3 M24
4.084
: [+ l' w/ A  D& W) z! D' ?2 M# c  O3.407
4 c: V% i& S. S; J9 {0.677
3.70
" m6 c( \+ z% f/ m. t$ Y+ Y+ s7/32"
BSW
5.556
6 c# ?. _  V1 C% m, o, y- T  s  X1.058
24
: D9 k2 Q7 b5 d. _1 v# X8 }6 _4 @4.878
4.201
0.677
4.50
1/4"
4 i) ~: ?' v3 uBSW
6.350
1.270
) V4 h8 |& h5 P% R1 I5 H' u20
) B( \& l! _0 X+ s5.537
4.724
0.813
5.10
% j& _, j: \( H4 X8 z1 r5/16"
BSW
8 ~0 ^# Y0 Z) t: P2 |0 F  w# y7.938
6 M* @; m7 E% O( H5 S7 M: n1.411
18
7.034
) Z4 i0 e" `" V% o6 v* t. ^6.131
* f9 N% A, g# L7 _8 l0.904
. D! s6 {4 h+ C6.50
4 T- ~1 v6 _( k% u6 ~3/8"
BSW
( T+ z. P- ~/ n: Z. K9 n  r9.525
3 _: a: {" n) N6 ~' n1.588
16
$ F) a( |9 K3 w( K; R8.509
7.492
1.017
5 |8 ^1 U5 ~' p2 G+ k$ e7.90
7/16"
BSW
11.113
: e0 J+ }2 k8 z- T. w1.814
3 l* W9 \% j! R14
5 k" u. _0 K) y. y. Y$ d4 _9.951
, K9 j# G% J, F6 F" X+ u/ W$ W8.789
1.162
9.20
, B# L) z  c1 [4 h5 k1/2"
BSW
/ L  N* E& A# U0 n3 j& w) Z12.700
2.117
12
11.345
9.990
1.355
10.40
5/8"
BSW
15.876
2.309
11
* ~1 d# R" x! [  g% j  k14.397
" J/ y* z5 C0 R9 U$ }12.918
1.479
# U; z1 i% P  A: M: t3 h: |13.40
3/4"
BSW
19.051
( }' o! X1 Z+ V! m2.540
10
17.424
15.798
2 {* v# W; R/ J) C! m4 ]1.627
5 L; \0 N9 o6 ~1 @7 B16.25
7/8"
BSW
3 @6 n. N( e7 y22.226
8 T" L; f3 a1 a9 y3 ?- y8 `2.822
9
8 x/ E, G) G% [20.419
18.611
1.807
19.25
/ W' c# h4 r- T( j1"
% T. C- a5 m( Q- s  nBSW
) S3 D+ g; H( o2 E8 K25.400
3.175
, J* X) i3 ~6 p5 i" \9 e8
7 G- r$ B8 a( m2 @) B1 {' d23.368
4 C6 F  K/ R3 a7 U: B21.335
6 s( ]/ N1 \* O$ v* V! L, ?2.033
22.00
1 1/8"
BSW
6 }. `! |6 T+ g% g28.576
3.629
$ d" c/ V* e+ f" G: ~9 m7 @7
- d. m3 Y2 k; S" [26.253
9 z1 e9 P* H% C8 x: h23.929
2 l. Y- J. g" d& h! y6 g/ e2.324
. h7 V% w" X# ^1 t8 t) ^24.50
4 j! m  t+ s. }% ^7 {; M7 H4 {) o1 1/4"
# s1 s) d' |! y3 ?5 i% RBSW
31.751
; z1 c9 f/ T) V, n3.629
! g0 e5 P3 P# `. k( A6 e. O) H$ a! R7
29.428
, K+ A* X2 b; [; t: V27.104
/ C) r; f% z8 z6 _  G1 a5 y  r; ]2.324
27.25
* S+ [( [1 k" t2 b$ Z1 3/8"
BSW
34.926
4.233
6
32.215
# G/ a6 F0 {% F5 B  y. M2 a29.505
1 m7 T, U( o' m2.711
! N1 [; P' d9 n. b30.25
/ `7 i4 d! T" ^6 E- w3 S$ a( i* c1 1/2"
BSW
38.100
4.233
6
' m: b' y1 y3 \% ]! F35.391
32.680
) |7 f/ ?9 X. }$ N2.711
33.50
" q; @, d9 G! C4 B8 N- x+ A1 5/8"
BSW
# Q+ B3 F( }8 U  ~# o4 @41.277
5.080
0 o' @, j% y/ x5
8 q/ q/ J3 Q- ^& H8 Z! [1 d& k8 x38.024
34.771
6 v$ d9 [) ~4 \: J7 C2 z; k. b9 k3.253
$ z* Y; f; u$ A; j+ I6 s35.50
1 3/4"
BSW
8 x& S3 [4 y  f7 }, b44.452
5.080
+ k; I& K6 J' Z3 F5
41.199
& m1 X' L6 C, G37.946
' N6 O/ f" T/ y3.253
38.50
0 b0 Y9 X$ z% v4 r6 }8 t6 q1 7/8"
' m1 |. q1 {  W+ [6 OBSW
/ `& O. q+ d0 n0 G, f* Z: A47.627
8 }" i+ [$ b2 S5.645
4 1/2
4 ]3 E  i' m0 E5 s4 C44.012
40.398
3.614
8 c# l6 W* h) }$ q" U4 O41.25
2"
BSW
* }+ I) n% S7 o6 x50.802
6 S8 i% J) D4 _, W" j- `# n5.645
4 1/2
5 _/ R6 Q! W8 y  l& s47.187
% l: H# I) x7 @! f" Q43.573
3.614
44.50
9 E  o# G4 ?% P) g: k5 C! U2 1/4"
BSW
57.152
6.350
4
$ y4 V" w% m6 [3 k! @53.086
49.020
4.066
50.00
2 1/2"
0 ^+ S2 N0 Q. ~BSW
, Y  `2 Z0 F$ y! H/ T63.502
1 G5 ^% ]5 n+ G1 f3 G# ~. E+ r6.350
2 B( H% C, e+ a2 O, `+ `* P) g4
59.436
55.370
4.066
56.00
2 3/4"
. b1 c- S3 C- eBSW
69.853
7.257
3 1/2
! I% |+ ~* E& I" z! [2 F65.205
60.558
4.647
61.50
; o2 _+ T5 h+ S3 D: U+ t" m3"
4 M" r! a: W9 A7 u. r: E- E& d9 c5 f9 l# V* EBSW
5 S4 e9 ?# P* d$ _4 G4 i9 D76.203
7.257
& x9 ]3 y/ Z- S" J3 1/2
71.556
/ a. [* ^2 }1 m6 H66.909
4.647
" O, t9 M# P8 e( V: @3 F* ]/ j, N7 Y68.00
3 1/4"
BSW
8 P" S/ f' i& P9 B" p9 j0 g82.553
7.816
3 1/4
) s0 l5 A) h2 B, C2 j77.548
3 J& c. ?) z2 ^* l" z- x% _6 d72.544
5.005
73.75
3 1/2"
7 Z1 ?1 L+ k0 v% ABSW
3 N4 q; J* R" X' l2 n0 C88.903
7.816
3 1/4
83.899
78.894
0 S) K9 d2 \) y( n5.005
80.00
+ B) u; o$ d/ ]8 G8 X3 N3 3/4"
BSW
; K5 f+ r! ^# @( m: u+ ?# a! g" q95.254
1 M) \3 D6 M7 k; I' v$ N3 `8.467
3
# Q/ E7 }8 b# z; ~  d) a* R( k* Y' {89.832
84.410
5.422
4 A2 g1 [/ Q% s( [7 P5 |' Z" |85.50
! f5 [9 w0 _: J; T! E4"
BSW
101.604
8.467
3
' ~- x* F0 v2 D5 ^$ {* Y96.182
90.760
. @5 e% ~/ ~! D$ J5.422
92.00
4 1/4"
BSW
107.954
8.835
2 7/8
102.297
- ~# w: ]& K! ^4 {. m96.639
+ D& t7 B& h! h1 s0 }+ E) O5.657
98.00
4 1/2"
BSW
114.304
8.835
2 7/8
( K0 }1 H- j- K: F' a# n108.647
102.990
5.657
' R, U! V% p* j104.20
# W5 K( V$ _+ q% a' D& \4 3/4"
BSW
% w- Q  g/ \" _& e& W( l120.665
9.237
6 Q& Z3 H% A$ A: [2 3/4
" n7 I3 u1 D! f( m. Z# R8 E114.740
$ l" ^( Y. m  X' H! v108.625
; {4 G% J5 N9 D, `2 Q  o2 T3 D$ Z5.915
110.00
5 A3 b" Y& P1 F3 x! h( D' y5"
BSW
127.005
6 r: C1 z  `( @/ X5 F) h' W7 q9.237
8 g5 c" V( K& l+ i* B" _2 3/4
% {: j0 W( [. \' p! b+ H( Q121.090
8 m  z# k- v0 e7 R& c: p' \115.176
5.915
' h& Z  E& j! i; B/ ]3 z116.50
7 U  ]6 C6 v9 O) [5 1/4"
BSW
2 ]$ v3 f9 H7 y5 v133.355
9.677
2 5/8
127.159
120.963
6.196
122.50
5 1/2"
+ r: I- m( r& W$ Z* {( GBSW
  {" n: J5 G: n; Y4 B- y139.705
& M. K  U- V$ }  x( q9.677
2 5/8
% r  m7 ]/ u' b' M* ]# h133.509
: R: @1 M' {3 d) k! g8 b- Y3 b127.313
6.196
128.50
$ n! [* h. y7 H/ {, V: z* r5 3/4"
/ ]! b* \" s7 Z' \BSW
0 ?( f. t  [! b; g  f3 c$ f146.055
10.160
2 1/2
139.549
133.043
% ~) v# r9 Y7 \9 w/ l6 q) N6.506
2 e8 L! ^* P; O  z" a2 O+ y134.50
  J+ }" y5 @1 {4 G% ?3 E6"
BSW
& c! I! j) {! ]! i2 @152.406
. S; i0 G! e6 X6 U2 ?( w  V$ z4 s10.160
2 1/2
145.900
9 w# H5 E4 ^. M3 `139.394
6.506
, h% l; v5 |3 b+ @7 R$ M141.00
4 l: i: ?* z+ o7 B英制普通螺纹 -- 细牙 -- BSF
英制普通螺纹 (惠氏螺纹) -- 细牙 (BSW)
名义尺寸
- p: ]$ m5 @4 ?- Z" ~2 y5 d/ LBSF
牙型代号
! U8 X* ^$ r) P) H# W" [大径
mm
d=D
- c8 e0 \/ i9 G3 H* y* g螺距
5 O% ~+ [( u" t9 emm
p
每英寸牙数
tpi
2 O, g9 T. i" Z9 }中径
" e2 L  H, F5 H! Y% `mm
d2=D2
) `% `& W7 x$ ^小径
外螺纹
d3
牙型高
H1
底孔直径
0 y! o' h. U& ymm
3/16
BSF
4.763
0 {2 f5 S! i' n" V: ^8 s" @" Q0.794
32
4.255
+ g' t! Y. N4 a- R, y. y3.747
) O, K9 |/ }' A+ f+ a6 ?8 W4 H" K0.508
4.00
; @, z2 P: L: I- H4 Q7/32
BSF
( ]' z  _! x- L5 r  {4 R5.556
0.907
# Y: g8 h! Z3 L4 y28
. S# z& N# P; w* W2 l8 A4.975
) B) c" ]6 X9 N- s' ?4.394
" T4 i1 z3 F9 E/ Z- R; b0.581
4.60
0 ^/ {/ x! [* {9 O, q1/4
BSF
' I* W  h3 `3 e8 W' a) t6.350
0.977
26
$ V( _6 o+ c' `( p. B8 E5.725
5.100
) ?5 L) ~" V: x: x2 y! Q& h0.625
+ }+ L4 P1 {7 [& c  {& v5.30
9/32
BSF
7.142
" n* U: s0 Y4 G0.977
26
1 t& c- T1 Y2 }+ r5 O6.518
5.893
2 C, z# b* [& `% P1 n6 V$ f' O0.625
. r$ h1 |5 s7 `, b( o6.10
( {, g4 y7 I3 Z) x8 h5/16
9 U' z3 m( E, b/ h6 t% E5 sBSF
5 D) k( X# Z8 X; S. n: N7.938
1.156
22
( Y+ v8 |: b' |" V( V7.199
$ w) P1 v* U/ z+ \& K6.459
0.739
6.80
' \) ?& w2 J% U. O: z# h, d3/8
BSF
* g5 g% l. C9 L% d, u- L, x; o! o9.525
1.27
( _# I3 M4 A2 P7 u- q20
8.712
7.899
& }$ j, X& L" H7 y6 W! d0.813
8.30
7/16
/ v1 V$ L# D) JBSF
. L; o$ ~4 g. _7 x& C& `11.113
3 X% J" c& X1 X/ m2 G. w1.411
18
10.209
" u/ G* B% }( ^% i- V# F6 i/ G9.304
0.904
9.70
1/2
" R/ f! G0 B2 o, a% D" H0 ^BSF
2 K: Q' h4 y% ^7 t8 ]0 z$ K12.700
1 n& P+ y3 {$ E4 Q( ]" N" R9 y1.588
7 i+ [! Y* Z3 L8 Q5 K! ~2 p+ m16
11.684
# P+ G) {  ]' A/ s; s2 P" N10.668
) `) {0 @7 i- H" l" T, H1.017
11.10
9/16
BSF
14.288
1.588
2 B+ ?- |9 U. K9 B/ i16
13.272
12.256
1.017
12.70
! @4 Z) D. S4 X$ {& g- f5/8
- J+ |) g8 Z  \7 kBSF
15.875
1.814
/ ^- y/ S) R/ n14
2 |9 g; a- n# {; M14.712
13.549
, J6 I7 o, J) h" N1.162
. x# O  N  {0 U- ^( X5 P  _2 C14.00
11/16
BSF
17.463
. a" @% r" j! g1 y. w0 F5 ]- M1.814
14
; p6 [$ U; b- p' l/ U- m$ v* X( }16.300
! I- c/ d, e( |  r% I! M$ p: N9 ^15.137
) E0 |5 E5 i5 q5 w% o1.162
15.50
3/4
BSF
# Y% m+ T3 o1 C! g$ P19.050
2.117
12
" E8 Z* j1 s  a6 C0 P/ A17.693
: V9 O2 {% b% ]. q3 Y( D7 ~/ _- O) {16.336
' a0 v) Y6 l4 z7 e! D* G# f+ T9 E1.355
16.75
13/16
BSF
20.638
2.117
0 X- \; ~- t* r0 |  f4 u! Y+ j. p9 T12
, b3 H& J, p8 f6 O1 |19.281
17.924
( c7 V9 y3 L. a  L$ L% p' {1.355
( e: f6 @! x1 ^6 n, V4 H) d18.25
" u& W) [0 t* h% X1 E, J; f7/8
BSF
22.225
2.309
11
20.747
+ M# Y; f& E, P7 A19.269
1.479
19.75
1
& |7 E( j0 w5 O  ?BSF
8 J& z. X* {1 I1 N) k6 s25.400
2.54
8 y4 P: K! s' j  ^/ o10
23.774
' q( D. _7 |8 K- j% g. e22.148
, ^/ J1 p9 S* I1.627
9 k, d2 F6 `! x" ]22.75
1 1/8
BSF
28.575
2.822
9
26.769
. L" R% F0 X+ _24.963
1.807
2 {3 t( G. X+ D: f. ]+ X0 @% F1 m26.50
7 m3 H: h$ Q$ L5 ?9 f& u! _1 1/4
BSF
31.750
& x. |3 C$ r1 `& e1 D2.822
8 D! |9 X5 g. T5 R9
29.944
28.138
2 E' \, g/ y% o3 N) j- V) o' H1.807
. a- D+ q  r, [- Z6 V* D28.75
1 3/8
BSF
34.925
  d; O- c* \' m% w% v# }  }+ }3.175
5 Q; E* Y/ T" v, s& m% v+ w/ G2 j8
32.893
30.861
2.033
5 p$ o8 I6 |* X4 K2 d/ U: I4 X* k31.50
& c7 |9 R" V/ A& _% ^1 1/2
7 U! {: i  S: H+ t. sBSF
2 n' C  ?7 \, g7 W7 D0 U# y38.100
3.175
8
36.068
34.036
& W3 {" @$ ?5 X  i2.033
34.50
1 5/8
' c+ U, v7 p# Z0 v0 }; p5 j7 cBSF
, g* S! O+ `5 G  B' |41.275
2 X. R1 _' q- h7 i9 L& x3.175
8
% R1 j, j* C0 u+ q, b; g# W* R39.243
37.211
( F$ H/ Q4 a" v2.033
$ W1 \; K9 H" R5 U2 o; O" J38.00
1 3/4
! a& V- O9 W+ s# lBSF
1 P5 G9 u4 D1 o: U4 H44.450
3.629
7
42.126
7 h1 F: O/ d8 m( t/ p; T/ I6 H39.802
2.324
40.50
8 A+ ?: O7 T* g2
5 }) M) W4 _( vBSF
50.800
3.629
+ _8 f* U. B$ R7
48.476
46.152
2 \1 d% v% A/ F# z; ^2.324
47.00
9 d0 Q$ u* x4 d. r2 b0 J& d2 1/4
# I% z; z, I5 t' C( cBSF
" Z) w  }) ^. s( J57.150
" f1 c6 b8 P* T( d9 n4.234
6
54.440
) n1 E+ J' S: _9 H3 r- z+ ~51.730
) Q4 R7 k' P+ r3 u& A+ B3 ~* S% Q7 a5 u2.711
53.00
2 1/2
BSF
! G3 n  q! T0 t2 O9 w63.500
6 |8 I" k+ r- z4.234
% t) y( B1 H0 T' s6 y; B6
  `4 }4 N! A* ?+ x1 b60.790
58.080
3 b: M$ I( l$ `7 d, J2.711
. I4 T$ J, R/ n" @: n# Q7 r59.00
2 3/4
  n: K' k4 @# a3 eBSF
& U. E5 F% v) [' [! H69.850
4.234
5 g, o8 a+ B& P! C- ~6
67.140
7 g1 Y5 H- O) z2 c& Q64.430
; n; J  _2 j0 m2.711
-
# X; E. ^, m2 {9 [# h3
  n8 i$ h" I- l) o4 RBSF
4 h3 i/ r1 ^' `# q76.200
5.08
. y5 t' m* P( V2 t5 B* m5
9 [+ V& c- @; {  @72.946
4 I/ I3 s2 t) z69.692
3.253
-
3 1/4
' t* e+ F8 w- B  u; TBSF
9 R$ ~7 C8 P1 I! Q. s  ?82.550
1 L: h& i4 x0 F* _; s5.08
5
79.296
. A9 L" H# o( S" _76.042
3.253
' V+ m) u7 Y4 j( S5 ^9 a-
) Z7 n0 y. k# w# N& i3 1/2
1 P3 u5 y! h7 x# E: ~( k( Q/ r* mBSF
$ R+ s0 ~3 s4 U! m9 ~: X" x88.900
, \) o9 o1 }- P6 U- b5.645
8 ]& D# x* @8 w/ m# s# G- g; B4 1/2
2 f  g6 O4 n; l85.285
81.670
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95.250
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88.020
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! W! E8 _5 [: b101.600
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94.370
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: \1 F) H" r' @$ }$ ^- e- I107.950
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+ V; X$ m  O5 S' Q+ {) I103.886
99.822
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文章关键词： 英制惠氏螺纹