Quality Standard for Steel Castings for Valves, Flanges, Fittings, and Other Piping Components - Visual Method for Evaluation of Surface Irregularities (ANSI-approved American National Standard)— 23 стр.
Cryogenic vessels -- Toughness requirements for materials at cryogenic temperature -- Part 2: Temperatures between -80 degrees C and -20 degrees C— 28 стр.