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SCHEMATIC OF UNTESTED <br />a. FTB = FILM TEAR BOND <br />SPECIMEN <br />b. ACCEPTANCE OF AD -WLD BREAKS <br />OUTER AREA <br />MAY DEPEND ON WHETHER TEST <br />BEAD / <br />VALUES MEET A MINIMUM <br />- BUFFED AREA <br />SPECIFICATION VALUE NOT ON <br />CLASSIFICATION AS A FTB OR <br />NON -FTB BREAK. <br />HOT TACK (DELAMINATED) <br />LOCUS -OF <br />BREAK <br />TYPES OF BREAKS <br />BREAK CODE <br />DESCRIPTION CLASSIFICATION° <br />FAILURE IN ADHESION. SPECIMENS MAY <br />ALSO DELAMINATE UNDER THE BEAD AND <br />AD1 <br />BREAK THROUGH THE THIN DCTRUDED NON -FTB <br />MATERIAL IN THE OUTER AREA. <br />AD2 <br />FAJLURE IN ADHESION. NON—FTB <br />J <br />BREAK THROUGH THE FILLET. �S <br />OFF- CENTER BEAD <br />THROUGH THE FILLET RANGE FROM <br />AD -WLD <br />SHEETToTONBREAKS <br />TOP THROUGH THEE b <br />NON -FTB <br />FILLET AFTER SOME ADHESION FAILURE <br />BETWEEN THE FILLET AND THE BOTTOM <br />SHEET. <br />SEI <br />BREAKS AT SEAM EDGE IN THE BOTTOM FTB <br />SHEET. SPECIMENS MAY BREAK <br />�--I <br />C� <br />ANYWHERE FROM THE BEAD /OUTER AREA <br />EDGE TO THE OUTER AREA/BUFFED AREA <br />EDGE. (APPLICABLE TO SHEAR ONLY) <br />Q <br />SE2 <br />BREAKS AT SEAM EDGE IN THE TOP FTB <br />SHEET. SPECIMENS MAY BREAK <br />ANYWHERE FROM THE BEAD /OUTER AREA <br />EDGE TO THE OUTER AREA/BUFFED AREA <br />EDGE. <br />SE3 <br />FTB <br />BREAKS AT SEAM EDGE IN THE BOTTOM <br />SHEET. (APPLICABLE TO PEEL ONLY) <br />BREAKS IN THE BOTTOM SHEETING. A 'B' <br />BRK1 <br />IN PARENTHESES FOLLOWING THE CODE FTB <br />MEANS THE SPECIMEN BROKE IN THE <br />BUFFED AREA (APPLICABLE TO SHEAR <br />ONLY) <br />BRK2 <br />BREAKS IN THE TOP SHEETING. A 'B' IN FTB <br />PARENTHESES FOLLOWING THE CODE <br />MEANS THE SPECIMEN BROKE IN THE <br />BUFFED AREA <br />SBETWEEN <br />AD -BRK <br />SOME ADHESIONFAILURE TIER FTB <br />FILLET AND THE BOTTOM SHEET. <br />(APPLICABLE TO PEEL ONLY) <br />Q <br />HT <br />BREAK AT THE EDGE OF THE HOT TACK NO TEST <br />FOR SPECIMENS WHICH COULD NOT BE <br />DELAMINATED IN THE HOT TACK. <br />NOT TO SCALE <br />