scope:

This specification in conjunction with MIL-T-29586(AS) establishes the requirements for a 350°F(177°C) cured epoxy prepreg reinforced with intermediate modulus unidirectional carbon fiber tow. -

As specified in the contract or purchase order, the prepreg tape material shall be supplied in the Classes specified in Table I. Table I. Classes of Prepreg Material

Class Nominal Ply Thickness Fiber Areal Weight --------------------------------------------------------- 37 0.0037 inch (.0095 cm) 2.6 oz/yd² (95 g/m²) 56 0.0056 inch (.0142 cm) 4.2 oz/yd² (145 g/m²) 74 0.0074 inch (.0188 cm) 5.5 oz/yd² (190 g/m²)

The following specification forms a part of this document to the extent specified herein. Unless otherwise specified, the issue of this document shall be the one listed in the issue of the Department of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation.

SPECIFICATIONS MILITARY MIL-T-29586(AS) Thermosetting Polymer Matrix, Unidirectional Carbon Fiber Reinforced Prepreg Tape (Widths Up To 60 Inches), General Specification For

(Unless otherwise indicated, copies of federal and military specifications and standards are available from the Standardization Documents Order Desk, Bldg. 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.)

The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of the documents which are DOD adopted are those listed in the issue of the DODISS cited in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS are the issues of the documents cited in the solicitation.

AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ASTM D4473 Measuring The Cure Behavior Of Thermosetting Resins Using Dynamic Mechanical Procedures

(Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103-1187).

SOCIETY OF AUTOMOTIVE ENGINEERS (SAE) AMS 3892/10 Tow, Carbon, For Structural Composites, 550(3790) Tensile Strength, 38,000,000 (221) Tensile Modulus

(Application for copies should be addressed to the Society Of Automotive Engineers, 400 Commonwealth Drive, Warrendale, PA 15096-0001).

SUPPLIERS OF ADVANCED COMPOSITE MATERIALS ASSOCIATION (SACMA) SRM 16 Tow Tensile Testing Of Carbon Fibers

(Application for copies should be addressed to the Supplier Of Advanced Composite Materials Association, 1600 Wilson Blvd., Suite 1008, Arlington, VA 22209).

In the event of a conflict between the text of this document and the reference cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained.

intended Use: