ASTM B439-21

Standard Specification for Iron-Base Powder Metallurgy (PM) Bearings (Oil-Impregnated)

NORMA vydaná dňa 1.4.2021

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The information about the standard:

Designation standards: ASTM B439-21
Note: NEPLATNÁ
Publication date standards: 1.4.2021
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: American technical standard
Kategória: Technické normy ASTM

Annotation of standard text ASTM B439-21 :

Keywords:
bearing breaking load, impregnated density, interconnected porosity, oil content, oil-impregnated bearings, open porosity, PM bearings, porous metallic bearings, PV factor, PV limit, radial crushing strength, self-lubricating bearings,, ICS Number Code 21.100.10 (Plain bearings)