TY - RPRT TI - NIST Workshop on Materials Test Procedures for Hydrogen Pipelines The proceedings of a workshop held August 21-22, 2007 at the National Institute of Standards and Technology, Boulder, CO 80305 AU - Siewert, Thomas A. AU - McColskey, J. David AU - Ricker, Richard E. PY - 2007 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 6649 DO - 10.6028/NIST.IR.6649 ER -