NF A49-242

Steel tubes. Longitudinally pressure welded tubes D inferior or equal to 168,3 mm in non alloyed and low alloyed steels used at medium elevated temperatures. Dimensions. Technical delivery conditions.

1985-04-01

Hết hiệu lực

ISO 2604-3:1975,NEQ

A03-351 * A49-000 * A49-001 * A49-002 * A49-004 * A49-051 * A49-243 * A49-245 * A49-851 * A49-853 * A49-856 * A49-862 * A49-870 * A49-871 * A49-872

NF A49-242:198011 (A49-242)

NF EN 10217-2:200212 (A49-201-2)

NF EN 10217-2:200212 (A49-201-2)*NF A49-242*NF A49-242:198011 (A49-242)

Macroscopic examination * Extensions * Hydraulic tests * Flattening tests * Tensile strength * Drift expanding tests * Quality control * Piping * Elongation * Pipework systems * Boilers * Pipes * Tables (data) * Pressure equipment * Unalloyed steels * Delivery conditions * Mechanical properties of materials * Manufacturing * Steels * Elastic constants * Designations * Linear density * Physical properties of materials * Tensile tests * Welding * Expansions * Form tolerances * Processing * Dimensional tolerances * Pipe system * Fabrication * Colour codes * Weight tolerances * Low-alloy steels * Marking * Dimensions * Pipelines * Condition of goods * Non-destructive testing * Chemical composition * Grades (quality) * Tensile stress test * Tensile testing * Production * Expansion tests

23.040.10. Ống bằng gang và thép
27.060.30. Nồi hơi và các thiết bị trao đổi nhiệt
77.140.75. Ống thép và thép ống dùng cho công nghệ đặc biệt

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