TY - RPRT TI - Aluminum alloys for ALS cryogenic tanks : comparative measurements of cryogenic mechanical properties of Ai-Li alloys alloys and Alloy 2219 AU - Reed, R P AU - Purtscher, P T AU - Simon, N J AU - McColskey, J D AU - Walsh, R P AU - Berger, J R AU - Drexler, E S AU - Santoyo, R L PY - 1993 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 3979 DO - 10.6028/NIST.IR.3979 ER -