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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
2 x% T9 Z, A1 W0 _* f1 l1 lead tolerance ,' t7 B0 I6 F9 O; h( W
cumulative lead tolerance
5 u P+ v" ^3 u! [; R( {( Y3 w8 y& u: r: x4 p1 c# y
2 all shoulder contact faces shall be square with the thread axis and flat within 0.002 inches! I6 d. t" s1 z! _9 v
' Q; ^; |2 a/ x, P
3 break all sharp edges 0.005 max# K% Y( h+ a' t; F8 s; x7 v
/ c/ \; @! H& R$ C
4 3/4'' male beco thread form6 h+ N; x! }2 L- h- S" ~
8 g6 u" B$ T9 f9 U5 0.25 taper per inch! @6 Z8 h! z2 F" Z$ e2 x
3 ?! E5 o7 e: b1 B3 A# w6 3/4'' beco pin thread for 1/8TH scale |
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发表于 2008-7-26 11:42:49
