ASTM-B439 › Historical Revision Information
Standard Specification for Iron-Base Powder Metallurgy (PM) Bearings (Oil-Impregnated)

ASTM-B439 - 2021 EDITION - CURRENT -- See the following: ASTM-B202 MIL-B-5687
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Standard Specification for Iron-Base Powder Metallurgy (PM) Bearings (Oil-Impregnated)
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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)

To find similar documents by classification:

21.100.10 (Plain bearings)

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Document Number

ASTM-B0439-21

Revision Level

2021 EDITION

Status

Current

Modification Type

Revision

Publication Date

May 4, 2021

Document Type

Specification

Page Count

14 pages

Committee Number

B09.04