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Ductile iron pipes, fittings, accessories and their joints - Thermal preinsulated products
ISO 9349:2017 specifies the requirements and test methods applicable to preinsulated ductile iron pipes, fittings, accessories and their joints for the construction of pipelines (or parts thereof):
NOTE 1 In this document, all pressures are relative pressures expressed in bars[1]).
ISO 9349:2017 gives, in addition to the specifications of the existing International Standards for the conveying ductile iron pipes and fittings, specifications for materials, dimensions and tolerances, mechanical and thermal properties of the thermal insulation layer and external casing of preinsulated ductile iron pipes, fittings and accessories.
ISO 9349:2017 covers preinsulated ductile iron pipes, fittings and accessories of a size range extending from DN 60 to DN 600 inclusive, which are as follows:
NOTE 2 Other applications are possible by agreement between manufacturer and purchaser.
[1]) 100 kPa = 1 bar.
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