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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
' a9 D" O/ }) [1 lead tolerance ,
6 R& F8 f5 Y4 b( N cumulative lead tolerance9 L$ B$ ^% ?' J- x) a
$ B& s f' S9 I- s2 a/ I' O2 all shoulder contact faces shall be square with the thread axis and flat within 0.002 inches
: q& `7 X$ w$ e1 ?0 b3 x0 p% B$ |5 J4 r" P. ^
3 break all sharp edges 0.005 max, Z: I" }2 Q) e, D3 }7 r# \7 ?& U
! |6 q& h* u" q% g2 d4 3/4'' male beco thread form
0 E# i3 w& q a
9 \8 q* ~" @, m1 |8 Q8 \5 0.25 taper per inch4 u5 M" I7 T! ^
3 _/ g U- h& Z" T# \0 a
6 3/4'' beco pin thread for 1/8TH scale |
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发表于 2008-7-26 11:42:49
