Tiêu chuẩn iso 00355 2007 amd1 2012
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INTERNATIONAL
STANDARD
ISO
355
Second edition
2007-07-15
AMENDMENT 1
2012-02-01
Rolling bearings — Tapered roller
bearings — Boundary dimensions and
series designations
AMENDMENT 1
Roulements — Roulements à rouleaux coniques — Dimensions
d’encombrement et désignation des séries
AMENDEMENT 1
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Copyright International Organization for Standardization
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Reference number
ISO 355:2007/Amd.1:2012(E)
© ISO 2012
Not for Resale
ISO 355:2007/Amd.1:2012(E)
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ii
Copyright International Organization for Standardization
Provided by IHS under license with ISO
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ISO 355:2007/Amd.1:2012(E)
Foreword
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(ISO member bodies). The work of preparing International Standards is normally carried out through ISO
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International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2.
The main task of technical committees is to prepare International Standards. Draft International Standards
adopted by the technical committees are circulated to the member bodies for voting. Publication as an
International Standard requires approval by at least 75 % of the member bodies casting a vote.
Attention is drawn to the possibility that some of the elements of this document may be the subject of patent
rights. ISO shall not be held responsible for identifying any or all such patent rights.
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Amendment 1 to ISO 355:2007 was prepared by Technical Committee ISO/TC 4, Rolling bearings, Subcommittee
SC 9, Tapered roller bearings.
© ISO 2012 – All rights reserved
Copyright International Organization for Standardization
Provided by IHS under license with ISO
No reproduction or networking permitted without license from IHS
Not for Resale
iii
--`,,```,,,,````-`-`,,`,,`,`,,`---
Copyright International Organization for Standardization
Provided by IHS under license with ISO
No reproduction or networking permitted without license from IHS
Not for Resale
ISO 355:2007/Amd.1:2012(E)
Rolling bearings — Tapered roller bearings — Boundary
dimensions and series designations
AMENDMENT 1
Page 12, Table 5
In the row for d = 80, with D = 140 and T = 46, replace “15° 50” with “15° 50′”.
Page 13, Table 6
In the row for d = 45, with D = 85 and T = 21, replace “16° 55′ 30′” with “16° 55′ 30″”.
Page 14, Table 6
Delete the row for d = 75, with D = 115, T = 25, rs min = 3 and r1s min = 2,5.
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© ISO 2012 – All rights reserved
Copyright International Organization for Standardization
Provided by IHS under license with ISO
No reproduction or networking permitted without license from IHS
Not for Resale
1
ISO 355:2007/Amd.1:2012(E)
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ICS 21.100.20
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© ISO 2012 – All rights reserved
Copyright International Organization for Standardization
Provided by IHS under license with ISO
No reproduction or networking permitted without license from IHS
Not for Resale
