1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions 2013 05 06 N Status No direct replacement, use CBP D. Rhuno, NA 2002 09 24 Revised Updated and renumbered 1971 01 06 Released CAA2-968518 Controlled document at www.MATS Page 1 of 2 Copyright 2013, Ford Glob
2、al Technologies, Inc. STEEL, SHEET & PLATE 32,000 PSI (221 MPa) ESA-M1A33-C YIELD STRENGTH NOT TO BE USED FOR NEW DESIGN 1. SCOPE This specification defines hot rolled sheet, strip, or plate steel with noted minimum mechanical properties. The material is a low carbon rimmed or killed steel, produced
3、 by open hearth or basic oxygen processes, with subsequent operations controlled to provide necessary mechanical properties and adequate formability. 2. APPLICATION This specification was released originally for materials used for frame sidemembers and reinforcements. 3. REQUIREMENTS 3.1 STANDARD RE
4、QUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.2 CHEMICAL COMPOSITION Carbon 0.08 - 0.13 Manganese 0.30 - 0.60 Phosphorus 0.04 max Sulfur 0.05 max Deviations in carbon and manga
5、nese will be allowed provided mechanical property requirements are met and the total of the % carbon plus 1/6% manganese does not exceed 0.30. 3.3 MECHANICAL PROPERTIES (ASTM E 8) 3.3.1 Tensile Strength, min 47,000 psi (324 MPa) 3.3.2 Yield Strength, min 32,000 psi (221 MPa) 3.3.3 Elongation, min 20
6、 % ENGINEERING MATERIAL SPECIFICATION ESA-M1A33-C Page 2 of 2 Copyright 2013, Ford Global Technologies, Inc. 3.4 FABRICATORS RESPONSIBILITY The supplier of fabricated parts or assemblies is responsible for assuring that all steel used for producing applicable parts meets the minimum mechanical property requirements of this specification. Annealing prior to or during forming is not permitted without Product Engineering Authorization.
