AMS4988C Titanium Alloy Sheet, Strip, and Plate 6Al - 6V - 2Sn Solution Heat Treated

AMS4988C results from an update of this specification that requires vacuum in the first consumable electrode melt (3.2), revises transition from sheet to plate in Tables 3 and 4, requires agreement on mechanical property values on material outside specification ranges (3.5.2.1.2 and 8.7) and ultrasonic testing of all plate 0.500 inch (12.7 mm) and over (3.6.1), adds AS6279 (3.8), and revises the report paragraph (4.4).