BS 1181:1989
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specification for clay flue linings and flue terminals
Hardcopy , PDF
15-12-1999
English
29-09-1989
Foreword
Committees responsible
Specification
Section one. General
1 Scope
2 Definitions
3 Materials and manufacture
Section two. Flue linings
4 Dimensions and tolerances
5 Performance requirements for flue linings
Section three. Flue terminals
6 Dimensions and tolerances
7 Performance requirements for flue terminals
Section four. Sampling and testing
8 Sampling for flue linings and flue terminals
Section five. Marking
9 Marking
Appendices
A Straightness test
B Squareness of end test
C Squareness of angles and flatness of walls test
D Crushing strength test
E Impermeability (air pressure test)
F Heat resistance test
G Acid resistance test
H Accelerated weathering test
J Inspection procedures
Tables
1 Cross-sectional dimensions of linings
2 Straightness
3 Deviations from shape of cross section
4 Cross-sectional dimensions of terminals
5 Sampling procedures
6 Sampling plans for normal inspection
7 Sampling plan for normal to reduced inspection
8 Limit number of defectives for normal to reduced
inspection
9 Sampling plan for tightened inspection
10 Sampling plan for tightened inspeciton for rejected
batches
Figures
1 Definition of curvature
2 Terms for deviation from straightness
3 Straightness test
4 Squareness test for ends
5 Squareness test for angles and flatness of walls
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