
| 非标螺纹规格对照表 | ||||||||
| 美制圆柱管螺纹(牙型角60°) | 公制圆柱螺纹(牙型角60°) | 英制圆柱管螺纹(牙型角55°) | ||||||
| 螺纹规格 | 小径 | 大径 | 螺纹规格 | 小径 | 大径 | 螺纹规格 | 小径 | 大径 |
| 7/16"-UNF | 9.9 | 11.0 | M12×1.5 | 10.5 | 12 | G1/8"-28 | 8.6 | 9.7 |
| 1/2"-UNF | 11.5 | 12.6 | M14×1.5 | 12.5 | 14 | G1/4"-19 | 11.5 | 13.1 |
| 9/16"-UNF | 13.0 | 14.2 | M16×1.5 | 14.5 | 16 | G3/8"-19 | 15 | 16.6 |
| 5/8"-UNF | 14.5 | 15.7 | M18×1.5 | 16.5 | 18 | G1/2"-14 | 18.6 | 20.9 |
| 11/16"-UNF | 16.0 | 17.3 | M20×1.5 | 18.5 | 20 | G5/8"-14 | 20.6 | 22.9 |
| 3/4"-UNF | 17.5 | 18.9 | M22×1.5 | 20.5 | 22 | G3/4"-14 | 24.1 | 26.4 |
| 13/16"-UNF | 19.0 | 20.5 | M24×1.5 | 22.5 | 24 | G7/8"-14 | 27.9 | 30.2 |
| 7/8"-UNF | 20.5 | 22.0 | M26×1.5 | 24.5 | 26 | G1"-11 | 30.3 | 33.2 |
| 1"-UNF | 23.5 | 25.2 | M27×1.5 | 25.5 | 27 | G1 ( k' E5 }5 A7 m1/4"-11 | 38.9 | 41.9 |
| 9 x6 C- F! ^+ X9 [7 l& A 15 X ]6 L( [& o5 I: \\& [1 1/16"-UNF | 24.9 | 26.8 | M30×1.5 | 28.5 | 30 | G1$ T4 v, H' _; j* c- ~ 1/2"-11 | 44.8 | 47.9 |
# |1 K) i r# ^; D1 x11 s, W- Z% [% ~3 w* @$ @ 3/16"-UNF | 28.0 | 30.0 | M30×2 | 28 | 30 | G2"-11 | 56.7 | 59.6 |
| : }( y8 \\& r9 e 1 & t" ]* {/ ?9 p) @$ J5/16"-UNF | 31.3 | 33.2 | M36×2 | 34 | 36 | |||
5 ?; K. p8 H- O4 Q- e/ _1 6 E# q" b" ?4 T4 D7 ?5 J! G% o7/16"-UNF | 34.5 | 36.4 | M39×2 | 37 | 39 | |||
. _; |6 j5 J q; m# y( n1 / h8 y) j+ b3 h5/8"-UNF | 39.2 | 41.1 | M42×2 | 40 | 42 | |||
| ' Y" |9 W i: B* `& p0 L+ v 1 p" i" i6 X' I7 G& h/ g4 g. z 11/16"-UNF | 40.8 | 42.6 | M45×2 | 43 | 45 | |||
! P& @! Y, R7 K4 S0 n* |; S1% X/ y' M+ L5 M) ~ D! y* X& Y 7/8"-UNF | 45.6 | 47.5 | M52×2 | 50 | 52 | |||
8 G7 v8 @. d4 l% B' p n2". ~( }0 ?$ e Q/ j% K' U -UNF | 48.8 | 50.6 | M60×2 | 58 | 60 | |||
" ^6 T; v$ l' A4 @2 0 h6 o' G6 m+ |9 c' n b% i4 M8 r1/2"-UNF | 61.5 | 63.4 | M×2 | 62 |
公制/美制/英制螺纹对照表
A型美制螺纹(UNF)常用规格
外螺纹 内螺纹
-4 9/16"-19牙 14.28 13.08
-6 11/16''-16 17.46 16.1
-8 13/16''-16 20. 19.28
-10 1''-14 25.40 23.57
-12 1(3/16)''-12 30.00 28.32
-16 1(7/16)''-12 36.51 34.67
-20 1(11/16)''-12 42.86 41.02
