Electroacoustics. Octave-band and fractional-octave band filters - Pattern evaluation tests Ingestion-build-103253 petrochemical and natural gas industries

petrochemical and natural gas industries — Cathodic protection of pipeline transportation systems — Part 2: Offshore pipelines

BS EN 14989-1:2007 contains:

Paragraphs marked with a dot [•] indicate requirements that are identical to EN 13942

definitions and language related to micro-electromechanical devices

Tin and nickel plating provides good corrosion resistance

Electroacoustics. Octave-band and fractional-octave band filters - Pattern evaluation tests Ingestion-build-103253 petrochemical and natural gas industries1 Scope 1. 1 This part of IEC 61260 provides details of the tests necessary to verify conformance to all mandatory specifications given in IEC 612601: 2014 for octave band and fractional octave band filters.