GM9052P 4th Edition, July 1, 2012
Method for Determining Adhesion of Zinc Coatings on Sheet Steel (Simulated Draw Bead Test)
Includes all amendments and changes through IN4D, July 2012
Additional Comments: ENGLISH * INACTIVE FOR NEW DESIGN
Published By:General Motors Company (GMNA)
The purpose of this test method is to establish a procedure to determine the degree of adhesion of metallic zinc (hot dip or electro-galvanized) and organic zinc (zinc rich primer) coatings on sheet materials.