Standard Practice for Ultrasonic Testing of Wrought Products Ingestion-build-63114 BS EN 13121-2 is the

BS EN 13121-2 is the European standard that gives requirements for chemical resistance of composite materials used for GRP tanks and vessels for storage or processing of fluids

NOTE: Once this standard is published in the EU Official Journal (OJEU) under Directive 2014/68/EU

This European Standard is applicable to boilers used for central heating in accordance with EN 303‑1:2017 up to a nominal heat output of 1 000 kW and EN 303‑4 up to a nominal heat output of 70 kW with forced draught burners in accordance with EN 267 that are designed for operating with liquid fuels

larger-scale deliveries

The third is the dimensional measurement of a surface imperfection using magnification and either a comparison artefact of known size or a reticle or ruler (IMD)

Standard Practice for Ultrasonic Testing of Wrought Products Ingestion-build-63114 BS EN 13121-2 is the