Duplex stainless steel refers to a material whose microstructure is composed of ferrite and austenite, each accounting for about 50%. In actual use, it is more appropriate for one of the phases to be between 40-60%. අදියර දෙකේ ව්යුහයේ ලක්ෂණ අනුව, නිසි ලෙස පාලනය කිරීමෙන් ...