Draft Sri Lanka Standard –Rubber seals- Joint rings for water supply, drainage and sewerage pipelines- Specification for materials (First Revision) (DSLS 1627: …….) (ISO 4633: 2023)

Home > Draft Sri Lanka Standard –Rubber seals- Joint rings for water supply, drainage and sewerage pipelines- Specification for materials (First Revision) (DSLS 1627: …….) (ISO 4633: 2023)

Draft Sri Lanka Standard –Rubber seals- Joint rings for water supply, drainage and sewerage pipelines- Specification for materials (First Revision) (DSLS 1627: …….) (ISO 4633: 2023)

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