TY - RPRT TI - Critical materials and fabrication issues for pressure vessels, piping,pumps, and valves AU - Fong, Jeffrey T AU - Dobbyn, Ronald C AU - Mordfin, Leonard PY - 1980 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS SP 588 DO - 10.6028/NBS.SP.588 ER -