Historical
ISO 2604-6:1978
Steel products for pressure purposes - Quality requirements - Part 6: Submerged arc longitudinally or spirally welded steel tubes
Specifies the quality requirements for tubes which are applied for pressure purposes at room temperatur, at low temperatures or at elevated temperatures in cases where the creep properties are not the ruling characteristics for design. Does not cover casing, tubing, drill pipe and linepipe for use by the oil and natural gas industries and tubes for the transport of gas, water and sewage.
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International Organization for Standardization [iso]
International Organization for Standardization [iso]