BS 7772:1994
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Plain bearings. Measurement of wall thickness of thin-walled half-bearings and thin-walled bushes
Hardcopy , PDF
30-11-2007
English
15-08-1994
Committees responsible
National foreword
Specification
1 Scope
2 Normative references
3 Definition
4 Symbols and units
5 Purpose of checking
6 Checking methods
7 Requirements for measuring equipment for the
contact method
8 Checking of measuring equipment
Annexes
A (normative) Indication of the checking method on
drawings
B (informative) Determination of uncertainty of
measurement
Tables
1 Symbols and units
2 Measuring line distances ac
3 Radius for measuring the inside surface and
checking load
4 Limiting values for the measuring equipment
B.1 Test results
Figures
1 Total wall thickness, stot
2 Measuring principle of wall thickness measurement
3 Position of measuring lines
4 Three-line measuring scheme for half-bearings with
Do < or = 150 mm
5 Three-line measuring scheme for unsplit or wrapped
bushes with Do < or = 150 mm
6 Six-point measuring scheme for half-bearings with
B < or = 50 mm and Do < or = 80 mm
7 Ten-point measuring scheme for half-bearings with
B < or = 50 mm and Do < or = 150 mm
8 Ten-point measuring scheme for half-bearings with
B < or = 90 mm and Do < or = 150 mm
9 Three- or six-point measuring scheme for unsplit or
wrapped bushes with D0 < or = 150 mm
A.1 Dimensioning for unequal wall thickness
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