QQ-C-390B Superseded by ASTM B Specifications
QQ-C-390B type 3 has been superseded by ASTM B505 QQ-C-390B type 2 has been superseded by ASTM B271 Notice of Cancellation for QQ-C-390B, Notice 2, October 28, 1993. QQ-C-390B, dated December 12th, 1983 is hereby cancelled. Future procurement's for this material should refer to the appropriate portions of: ASTM B505, C
Feb 2, 2018 ... QQ-C-390B type 3 has been superseded by ASTM B505 QQ-C-390B type 2 has been superseded by ASTM B271 ... Facebook Basic Square.