Standard Test Method for Metallographically Estimating the Observed Case Depth of Ferrous Powder Metallurgy (PM) Parts Ingestion-build-51747 ISO 8820‑8 is the eighth

ISO 8820‑8 is the eighth part of the ISO 8820 series of documents that specifies fuse-links with bolt-in contacts (Type H and J) and test fixtures for the fuse-links for use in road vehicles

and method 2 using a statistical approach complying with specific rules

produced for earthworks in situ or from a mixing plant

The method is validated in an international collaborative trial for pentachlorophenol in compound feed

BS EN 62273-1 is also used for the acceptance tests measurements and quality control tests either in factories or on-site

Standard Test Method for Metallographically Estimating the Observed Case Depth of Ferrous Powder Metallurgy (PM) Parts Ingestion-build-51747 ISO 8820‑8 is the eighth