BS 747:1994
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Specification for roofing felts
Hardcopy , PDF
English
15-03-1994
15-04-2000
Committees responsible
Foreword
Specification
1 Scope
2 References
3 Class 1. Bitumen felts (fibre base)
4 Class 3. Bitumen felts (glass fibre base)
5 Class 4. Sheathing felts and hair felts
6 Class 5. Bitumen felts (polyester base) with
oxidised bitumen coating
Annexes
A Procedure for sampling and selection of specimens of
roofing felts and methods of determining the masses
of constituent materials
B Procedure for the selection and testing of samples of
base material
C Procedures for testing bitumen polyester felt
Tables
1 Masses per unit area of components and lengths of
rolls of class 1 bitumen felts (fibre base)
2 Masses per unit area of components and lengths of
rolls of class 3 bitumen felts (glass fibre base)
3 Nominal masses of class 4 sheathing felts and hair
felts
4 Composition of polyester base by mass
5 Physical test requirements of polyester base
6 Masses per unit area of components and lengths of
rolls of class 5 bitumen polyester felts
7 Physical test requirements for class 5 bitumen
polyester felts
List of references
For use in the British Isles and countries with similar climate.
| Committee |
B/546
|
| DevelopmentNote |
Supersedes BS 747: 1977. DRAFT FOR COMMENT 92/12642 DC
|
| DocumentType |
Standard
|
| Pages |
20
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| BS CP144-4(1970) : AMD 6161 | ROOF COVERINGS - MASTIC ASPHALT. METRIC UNITS |
| BS 2000-49(1993) : 1993 | METHODS OF TEST FOR PETROLEUM AND ITS PRODUCTS - DETERMINATION OF NEEDLE PENETRATION OF BITUMINOUS MATERIAL |
| BS CP143-15(1973) : 1973 | CODE OF PRACTICE FOR SHEET ROOF AND WALL COVERINGS - CODE OF PRACTICE FOR SHEET ROOF AND WALL COVERINGS - ALUMINIUM - METRIC UNITS |
| BS CP144-3(1970) : AMD 5229 | ROOF COVERINGS - BUILT UP BITUMEN FELT. METRIC UNITS |
| BS 3690-2:1989 | Bitumens for building and civil engineering Specification for bitumens for industrial purposes |
| BS CP143-12(1970) : 1970 | CODE OF PRACTICE FOR SHEET ROOF AND WALL COVERINGS - CODE OF PRACTICE FOR SHEET ROOF AND WALL COVERINGS - COPPER - METRIC UNITS |
| BS 5284:1976 | Methods. Sampling and testing mastic asphalt and pitchmastic used in building |
| BS CP204-2(1970) : AMD 6968 | IN-SITU FLOOR FINISHES - METRIC UNITS |
| BS 2000-58(1993) : 1993 | METHODS OF TEST FOR PETROLEUM AND ITS PRODUCTS - DETERMINATION OF SOFTENING POINT OF BITUMEN - RING AND BALL METHOD |
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