Gas cylinders - Design, construction and testing of refillable seamless steel gas cylinders and tubes, Part 4: Stainless steel cylinders with an R m value of less than 1 100 MPa

AS/NZS ISO 9809.4:2026 — Gas cylinders - Design, construction and testing of refillable seamless steel gas cylinders and tubes, Part 4: Stainless steel cylinders with an R m value of less than 1 100 MPa is an international standard developed by Standard Association of Australia （SAA）. AS/NZS ISO 9809.4:2026 specifies the minimum requirements for the materials, design, construction and workmanship, manufacturing processes, examinations and testing at time of manufacture for refillable, seamless, stainless steel gas cylinders with...

This standard covers: AS/NZS ISO 9809.4:2026 specifies the minimum requirements for the materials, design, construction and workmanship, manufacturing processes, examinations and testing at time of manufacture for refillable, seamless, stainless steel gas cylinders with water capacities up to and including 150 l.

This standard is intended for organizations, professionals, and stakeholders involved in various industries and sectors. It is applicable to manufacturers, service providers, regulatory bodies, and certification organizations.

The current published version is AS/NZS ISO 9809.4:2026, published on 2026-06-19. Always check for amendments or pending revisions.

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