استحکام و دوام مقرون به صرفه astm a479
ASTM A479/A479M, Revision 23A, March 1, 2023 - Standard Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels This specification 2 covers hot- and cold-finished bars of stainless steel, including rounds, squares, and hexagons, and hot-rolled or extruded shapes such as angles, tees, …