212A42 / EN8DM / 46S20 - ACTON BRIGHT STEEL TECHNICAL GUIDE

Steel Description

212A42 / EN8DM / 46S20 is a medium carbon semi freecutting steel that is supplied in the bright drawn condition. It can be heat treated for further surface hardening to produce components with enhanced wear resistance, but welding is not recommended. It is used to manufacture automotive components including pins, shafts, studs and steering linkages. 212A42 / EN8DM / 46S20 is a free machining version of 080M40 / 080A42 / EN8 on which we also have a technical guide.

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