BS 5409-2:1978
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Specification for nylon tubing Plasticized and unplasticized nylon tubing types 11 and 12 for use primarily in the automobile industry
Hardcopy , PDF
27-09-2012
English
30-09-1978
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Foreword
Cooperating organizations
Specification
1. Scope
2. References
3. Material
4. Designation of tubing
5. Dimensions
6. Design criteria for safe maximum working pressures,
minimum installation radii and short-time burst
pressure
7. Physical characteristics
8. Special requirements for heat and light stability
9. Resistance to liquids
10. Frequency of testing
11. Marking
Appendices
A. Methods of conditioning tubing and moulded test
sheets prior to testing
B. Method for the determination of melting point
C. Method for the determination of burst pressure
D. Method for the determination of water absorption
E. Methods of heat ageing
F. Method for falling weight testing
G. Method for the determination of low temperature
flexibility
H. Method for the determination of the effect of
artificial exposure
J. Method for the determination of the change in
tensile properties due to immersion in liquids
K. Method for the determination of the permeability
to fuel
L. Method for the determination of the change in
volume due to immersion in liquids
M. Method for the determination of the resistance to
sulphuric acid of density 1275 kg/m cubed (battery
acid)
N. Method for the determination of the resistance to
zince chloride solution
P. Method for the determination of the resistance to
brake/clutch fluid
Q. Method for the determination of the resistance to
methanol
Tables
1. Physical requirements for material
2. Tubing dimensions: light duty grade
3. Tubing dimensions: medium duty grade
4. Tubing dimensions: heavy duty grade
5. Safe maximum working pressure at various
temperatures, and minimum installation radius:
light duty grade of plasticized nylon tubing
6. Safe maximum working pressure at various
temperatures, and minimum installation radius:
medium duty grade of plasticized nylon tubing
7. Safe maximum working pressure at various
temperatures, and minimum installation radius:
heavy duty grade of plasticized nylon tubing
8. Safe maximum working pressure at various
temperatures, and minimum installation radius:
light duty grade of unplasticized nylon tubing
9. Safe maximum working pressure at various
temperatures, and minimum installation radius:
medium duty grade of unplasticized nylon tubing
10. Safe maximum working pressure at various
temperatures, and minimum installation radius:
heavy duty grade of unplasticized nylon tubing
11. Pressure factors at various temperatures for
plasticized and unplasticized nylon tubing
12. Short-time burst pressure for plasticized nylon
tubing at 23 deg C
13. Short-time burst pressure for unplasticized nylon
tubing at 23 deg C
14. Type tests
15. Quality control tests
16. Immersion times for boiling water conditioning
17. Slot width of falling weight apparatus
Figure
1. Schematic drawing of the falling weight apparatus
Specifies tube dimensions, working pressures, installation radii, methods of test for three grades of nylon tube.
| Committee |
PRI/66
|
| DevelopmentNote |
Inactive for new design. Supersedes 76/54311 DC. (08/2005)
|
| DocumentType |
Standard
|
| Pages |
28
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| Standards | Relationship |
| ISO 7628-1:1998 | Similar to |
| BS 4575-2:1987 | Fluid power transmission and control systems Code of practice for pneumatic equipment and systems |
| BS AU 138a:1980 | Specification for dimensions of \'contact\' type couplings for air pressure braking systems on trailers and semi-trailers and their towing vehicles, and the arrangement of these couplings on articulated and drawbar combinations |
| BS 2782-3:Methods 320A to 320F:1976 | Methods of testing plastics. Mechanical properties Tensile strength, elongation and elastic modulus |
| BS 2648:1955 | Performance requirements for electrically-heated laboratory drying ovens |
| BS 135; 458; 805:1977 | Specifications for benzene, xylenes and toluenes |
| BS 2719:1975 | Methods of use and calibration of pocket type rubber hardness meters |
| BS 903-A16:1987 | Physical testing of rubber Determination of the effect of liquids |
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