This standard BS EN 1371-2:2015 - TC Tracked Changes. Founding. Liquid penetrant testing is classified in these ICS categories:
19.100 Non-destructive testing
77.150.99 Other products of non-ferrous metals
77.140.80 Iron and steel castings
77.040.20 Non-destructive testing of metals
This European Standard specifies a liquid penetrant testing method for castings produced by investment casting for general purposes. NOTE Investment casting is sometimes referred to as lost-wax casting. This European Standard applies to all cast metals, except copper-tin and/or copper-tin-lead alloy castings, where copper is the major constituent (see EN 1982 [3]).