What specific (e.g., carbon steel, 316 stainless steel) are you considering?
ASME B31.12 is a specific code within the ASME B31 series for pressure piping. It explicitly covers . The standard provides requirements for the design, materials, fabrication, erection, inspection, testing, operation, and maintenance of hydrogen piping systems. It applies to both: Gaseous hydrogen systems. Liquid hydrogen systems. asme b 3112 pdf
This section specifies that the standard applies to metallic powders used in PBF (laser and electron beam) and DED (laser, arc, and electron beam). It explicitly excludes polymer powders, liquid resins, and ceramic materials. What specific (e