9 r% e1 o5 o: |, [另外還要看保持架和油脂的情況了, 8 ~5 ~# g: N! g$ d2 Q; r 4 e6 x6 K, r0 J+ u: W - O4 m5 W+ R. @4 O! ^3 q3 _1 Q6 t$ O我查了一下NACHI的樣本, 原文是0 A0 W# P7 H" r, e- G
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"經(jīng)過S26熱處理的軸承承受尺寸改變的最高溫度為150℃.用經(jīng)S26熱處理的鋼制軸承,當(dāng)使用溫度超過150℃時(shí),其額定壽命會(huì)縮短并引起尺寸改變." ; S% D2 S" i2 y ( y% R3 a# u" A2 e% J8 ]而經(jīng)過S28熱處理的軸承承受尺寸改變的最高溫度為200℃,此時(shí)的溫度系數(shù)為0.90. $ G4 E4 r# X! C! ?1 c2 @& G0 q+ P/ k1 O) i7 G) E, `% [
應(yīng)該避免在超過熱穩(wěn)定極限的溫度下使用,以防止尺寸改變的不良效應(yīng). % s2 P2 r9 O- Z. T' N' P. G/ V " r8 u! T: h% D3 v/ Z[ 本帖最后由 ivantse 于 2008-6-19 08:47 編輯 ]作者: 伊凡 時(shí)間: 2008-6-19 09:22
FAG HR1樣本 關(guān)于普通深溝球的運(yùn)轉(zhuǎn)溫度 英文原文:8 u2 G0 J1 ]- V+ N( X3 N
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"Operating temperature" 3 t' P' g" N6 ~ s1 U* o6 A" ~ z9 TDeep groove ball bearings without seals can be used up to an operating temperature of +120℃. For applications at temperatures above +120℃, please contact us. Bearings with a diameter D of more than 240mm are dimensionally stable up to +200℃. 0 J& b7 {; `) u+ u* K1 Z; L: E x* V' i/ _+ L' V. o0 o9 |3 A. K
Deep groove ball bearings with lip seals can be used at operating temperatures from -30℃ to +110℃, limited by the grease and sealing ring material.4 o; {) m" _8 H* t7 A9 ]3 M3 a
/ D/ \' x2 B% q* CBearings with gap seals can be used from -30℃ to +120℃.8 b+ V8 k1 S- \