Plain washers, chamfered. Normal series. Product grade A Ingestion-build-207047 6 Consultancy service

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BS EN 17064 defines safety principles relating to the prevention of and fight against fires in terms of design

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Requirements on materials

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Plain washers, chamfered. Normal series. Product grade A Ingestion-build-207047 6 Consultancy service1 Scope This International Standard specifies the characteristics of normal series, product grade A plain washers chamfered at the outside diameter, in the 200 HV and 300 HV hardness classes and of nominal sizes (nominal thread diameters) ranging from 5 mm to 64 mm inclusive. Washers of hardness class 200 HV are suitable for bolts and screws of product grades A and in property classes up to and including 8. 8; nuts of product grades A and in property