NF A49-230

Steel tubes. Plain end seamless tubes for pressure vessels and piping systems used at low temperatures. Dimensions. Technical delivery conditions.

1985-09-01

Hết hiệu lực

ISO 2604-2:1975,NEQ

A03-151 * A03-161 * A49-000 * A49-001 * A49-002 * A49-004 * A49-051 * A49-117 * A49-282 * A49-851 * A49-853 * A49-856 * A49-872

NF A49-230:198107 (A49-230)

NF EN 10216-4:200212 (A49-200-4)

NF EN 10216-4:200212 (A49-200-4)*NF A49-230*NF A49-230:198107 (A49-230)

Macroscopic examination * Extensions * Hydraulic tests * Flattening tests * Tensile strength * Drift expanding tests * Quality control * Piping * Elongation * Pipework systems * Austenitic steels * Pipes * Pressure equipment * Unalloyed steels * Delivery conditions * Bend testing * Verification * Resilience * Manufacturing * Steels * Elastic constants * Mechanical properties of materials * Linear density * Physical properties of materials * Tensile tests * Designations * Low-temperature steels * Expansions * Form tolerances * Processing * Dimensional tolerances * Pipe system * Orders (sales documents) * Fabrication * Weight tolerances * Leak tests * Marking * Dimensions * Pipelines * Heat treatment * Condition of goods * Seamless pipes * Chemical composition * Grades (quality) * Tensile stress test * Alloy steels * Tensile testing * Nickel steels * Mechanical testing * Production * Expansion tests

23.040.10. Ống bằng gang và thép
77.140.75. Ống thép và thép ống dùng cho công nghệ đặc biệt

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