Plastics pipes and fittings. Crosslinked polyethylene (PE-X) pipe systems for the conveyance of gaseous fuels. Metric series. Specifications - Fittings for heat-fusion jointing1 Scope This part of ISO 14531 specifies the physical properties and mechanical performance requirements of crosslinked polyethylene (PE X) and polyethylene (PE) socket, saddle and spigot fittings for the connection by socket or saddle heat fusion jointing techniques of PE X pipes manufactured in accordance with ISO 14531 1. In addition, it lays down dimensional requirements and specifies some general material properties (including chemical stability)

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862 | ISO/IEC 10026-3 in compliance with the relevant requirements

BS EN 61753-2-3 specifies the test method and test procedure for Non-connectorised single-mode 1xN and 2xN non-wavelength-selective branching devices

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6:1990 recommends a calculation basis for the permissible clear span of purlins used in traditional pitched roof construction

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This provides a method to transfer data which cannot be carried by means of either a batch or interactive EDIFACT message

dimensions and requirements for type testing which allows them to effectively manufacture and test luminaire supporting couplers