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發(fā)表于 2013-9-27 21:27:23
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健將 發(fā)表于 2013-9-26 07:47 ![]()
7 H9 ~. r& F$ X* l( ~! Z8 N& m已經(jīng)到了長徑比40倍的及限了,用中頻淬火,控制深層,多做幾次去應(yīng)力,用臺灣產(chǎn)的無心磨通過磨,就ok,我這里是生 ...
& Q9 v4 m; j# SUhing Linear Drives should only be+ A0 ^8 G2 Y; M5 w
$ ^9 M Z$ m- w+ nused in conjunction with steel shafts7 J" A+ E9 N2 C+ G8 h( V) K0 |$ P
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manufactured from induction surface
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hardened, ground and finished bar of
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& q, u1 Q1 Z5 T: ~9 Nthe following quality, minimum:
; W/ F4 e- C k; l1.surface hardness: 50 HRC
( Z; G& R6 k0 B7 u; M# y: C2.tolerance on diameter: h6
# |9 j; ^. {/ r6 b3.out of roundness: maximum one ( `( G/ a( l& ?: A! R1 ~* E+ i) f4 o/ ?
half of the diameter variation permitted by ISO tolerance h6 ) n4 ^$ R _& I2 N6 a9 ~
4true running tolerance : \: u; v: W5 \' u3 X; t' G+ r1 T% I
(DINISO1101): ≤0,1 mm
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