This specification covers the requirements for non-cellular vulcanized rubber joint rings for use in pressure cookers.
NOTE
a) The titles of standards referred to by number in the specification are given in Appendix i.
b) Requirements that must be specified by the purchaser are listed in Appendix B.
SANS 974-3:1976 history
2009SANS 974-3:2009 Rubber joint rings (non-cellular) Part 3: Joint rings for use in pressure cookers
1976SANS 974-3:1976 Rubber joint rings (non-cellular) Part 3: Joint rings for use in pressure cookers