1、ICS 21.100.20Rolling bearingsThermal speed rating Calculation and coefficients(ISO 15312 : 2003)Wlzlager Thermische Bezugsdrehzahl Berechnung und Beiwerte (ISO 15312 : 2003)This standard incorporates International StandardISO 15312 Rolling bearings Thermal speed rating Calculation and coefficients.A
2、 comma is used as the decimal marker.National forewordThis standard has been prepared by ISO/TC 4 Rolling bearings.The responsible German body involved in its preparation was the Ausschuss Wlzlager (Rolling BearingsStandards Committee).The DIN Standards corresponding to the International Standards r
3、eferred to in clause 2 of the ISO Standardare as follows:ISO 76 DIN ISO 76ISO 1132-1 DIN ISO 1132-1ISO 5593 DIN ISO 5593DEUTSCHE NORM October 2004DIN ISO 15312 No part of this standard may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e.V., Berlin. Beuth Verlag GmbH,
4、 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).English price group 10www.din.dewww.beuth.de9608527Continued overleaf.Document comprises 13 pages.03.05G4G15G66G91G33G5Page 1ISO 15312 : 2003Rolling bearingsThermal speed rating Calculation and coefficients22234555689101212Page 2ISO 15312 : 2003Page 3ISO 15312 : 2003Page 4ISO 15312 : 2003Page 5ISO 15312 : 2003Page 6ISO 15312 : 2003Page 7ISO 15312 : 2003Page 8ISO 15312 : 2003Page 9ISO 15312 : 2003Page 10ISO 15312 : 2003Page 11ISO 15312 : 2003Page 12ISO 15312 : 2003