1.1 This test method covers measuring the surface finish of powder metallurgy (P/M) products at all stages of manufacturing from green compact to fully hardened finished component.
1.2 This test method provides the definition and schematic of some common surface finish parameters (Ra, Rt, and Rz ISO)
This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and to determine the applicability of regulatory limitations prior to use.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
MPIFStandard58 Method for Determination of Surface Finish of Powder Metallurgy Products
E691 Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method
PM; powder metallurgy; powder metallurgy parts; stylus; surface finish; surface roughness; Metal powders; Powder metallurgy (P/M) materials; Surface finish; Surface roughness measurement ;
ICS Number Code 25.220.40 (Metallic coatings); 77.160 (Powder metallurgy)
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