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国外图纸上螺纹0.25 taper per inch等技术要求含义，见附件
9 S* e5 O q2 d8 T6 f4 ?1 lead tolerance ,
; T3 T3 h8 b5 N [: c+ n cumulative lead tolerance+ _+ p+ d9 v. a8 g d. N
& S3 g" y: q& r: O4 i+ v9 s% s
2 all shoulder contact faces shall be square with the thread axis and flat within 0.002 inches
) d+ r: @ K" B- r3 z: M; d5 F4 y% g+ A4 y/ G. \
3 break all sharp edges 0.005 max+ c2 U7 i2 |* P; R% e
) Y& v; z$ t, j* F8 ~
4 3/4'' male beco thread form
; v2 a K B0 @# A( E5 i% H7 U6 @$ q' j+ i- k. N) b+ G
5 0.25 taper per inch
1 ~" L* B, j e& I; s8 i
$ t( r/ k' f6 _+ k1 r6 3/4'' beco pin thread for 1/8TH scale |
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发表于 2008-7-26 11:42:49
