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BS ISO 11231:2019 supersedes BS ISO 11231:2010
reference spectra
Annex D (normative) Test report
manufacturers can demonstrate the reliability of products and build trust in their use throughout the aerospace supply chain
BS EN 490:2004+A1:2006 Concrete roofing tiles and fittings for roof covering and wall cladding
Rotary shaft lip-type seals incorporating thermoplastic sealing elements - Performance test procedures Ingestion-build-78747 BS ISO 11231:2019 supersedes BS1 Scope ISO 16589 specifies seals utilizing sealing elements manufactured from suitably formulated compounds based on thermoplastic materials, such as polytetrafluoroethylene (PTFE). They are considered suitable for use under low pressure conditions. This part of ISO 16589 specifies general performance tests which can be used for seal qualification purposes. Materials quality control, dynamic testing, and supplementary low temperature testing