Technical product documentation (TPD). Dimensioning and indication of knurling Ingestion-build-256245 p) Clause 20 multi-zoned smoke

p)      Clause 20 multi-zoned smoke ventilation systems text relocated to new subclause 20

This symbol is not intended to replace the basic ionizing radiation symbol [ISO 361

BS EN 60461 defines primary data transport structures for linear time code (LTC) and vertical interval time code (VITC)

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It incorporates additional aspects not found in BS EN 50288-7

Technical product documentation (TPD). Dimensioning and indication of knurling Ingestion-build-256245 p) Clause 20 multi-zoned smoke1 Scope This International Standard specifies a series of knurling dimensions intended for general use in mechanical engineering and is intended to avoid an unnecessary multiplicity of tools by restricting the profile angle to 90 and by restricting the selection of diametral pitches.