Accession Number:

AD0676158

Title:

THE EFFECT OF LEAD ON MICRO-CRACK INITIATION AND PROPAGATION IN ALLOY STEELS. PART B: A FRACTOGRAPHIC STUDY OF LEADED 4145 STEEL TESTED AT ELEVATED TEMPERATURES

Descriptive Note:

Final technical rept. on phase 1

Corporate Author:

ILLINOIS INST OF TECH CHICAGO DEPT OF METALLURGICAL AND MATERIALS ENGINEERING

Report Date:

1968-08-01

Pagination or Media Count:

78.0

Abstract:

A visual analysis of the fractured surfaces from both leaded and non- leaded tensile specimens was performed at various ultimate strength levels from 120 KSl to 240 KSl and the fractures were classified into five types.

Subject Categories:

  • Properties of Metals and Alloys
  • Mechanics

Distribution Statement:

APPROVED FOR PUBLIC RELEASE