JIS K 6257:2017
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Rubber, vulcanized or thermoplastic -- Determination of heat ageing properties
English
20-10-2017
28-03-2026
Introduction1 Scope2 Normative references3 Terms and definitions4 Principle5 Testing apparatus6 Test pieces7 Storage of samples and test pieces8 Notes on heat ageing test9 Test conditions (test duration, test temperature and air speed)10 Procedure11 Expression of test results12 Precision13 Test reportAnnex A (normative) - Measuring method of air substitution rate, air speed and temperature in forced circulation type heat ageing test machineAnnex B (informative) - Test precision of vertical wind type and lateral wind type test machine of forced circulation heat ageing test machineAnnex C (informative) - Test precision of Method A and Method BAnnex JA (informative) - General matters of accelerated ageing test and heat resistance testAnnex JB (informative) - Method for obtaining heat ageing properties by using test tube type heat ageing test machineBibliographyAnnex JC (informative) - Comparison table between JIS and corresponding International Standards
This Standard specifies the method for determining the heat ageing properties of vulcanized rubber and thermoplastic rubber according to the accelerated ageing test and/or the heat resistance test.
| DocumentType |
Standard
|
| Pages |
43
|
| PublisherName |
Japanese Standards Association
|
| Status |
Withdrawn
|
| Supersedes |
| JIS A 5756:2025 | Preformed gaskets used in buildings-Classification, specifications and test methods |
| JIS K 6370:2022 | Compounded stock for retread and repair |
| JIS K 6348:2025 | Rubber tubes for gas |
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