ASTM-B439 › Historical Revision Information
Standard Specification for Iron-Base Powder Metallurgy (PM) Bearings (Oil-Impregnated)
ASTM-B439
-
1983 R89(E1) EDITION
-
SUPERSEDED
-- See the following:
ASTM-B202
MIL-B-5687
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Standard Specification for Iron-Base Powder Metallurgy (PM) Bearings (Oil-Impregnated)
Scope
1.1 This specification covers sintered metal powder, oil-impregnated, bearings of four iron-base compositional grades:
Grades 1 and 2--iron-carbon
Grades 3 and 4--iron-copper
1.2 The values stated in inch-pound units are to be regarded as the standard. The metric equivalents of inch-pound units may be approximate.
Keywords
density; iron-base bearings; K strength constant; oil content; oil impregnated; porosity
To find similar documents by ASTM Volume:
02.05 (Metallic and Inorganic Coatings; Metal Powders and Metal Powder Products)
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Document Number
ASTM-B439-83(1989)e1
Revision Level
1983 R89(E1) EDITION
Status
Superseded
Modification Type
Revision
Publication Date
March 25, 1983
Document Type
Specification
Committee Number
B09.04