ASTM B 222 : 1983
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
SPECIFICATION FOR SINTERED IRON-COPPER STRUCTURAL PARTS
31-12-1988
01-01-1983
iron-copper composition, which contains controlled porosity utilized for oil impregnation.
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