SUS 304 Stainless Steel

Chemical Properties of SUS 304

The chemical composition of SUS 304 includes: Chromium (Cr): Approximately 18%, imparting corrosion resistance, especially against oxidation and acidic corrosion. Nickel (Ni): Approximately 8%, contributing to improved corrosion resistance and maintaining structural stability. Carbon (C): Low carbon content, typically below 0.08%, to enhance machinability and reduce the risk of carbide precipitation during welding. Iron (Fe): The base element providing structural stability.

 

304 Chemical Properties (%)

ITEM	C	SI	MIN	P	S	CR	NI	N	OTHERS

Min	===	===	===	===	===	17.50	8.00	===	===
Max	0.03	0.75	2.00	0.45	0.030	19.50	12.00	===	===

 

 

The mechanical properties of SUS 304

SUS 304 possesses superior mechanical properties, making it suitable for various applications: Tensile strength: Typically around 520-600 MPa, providing sufficient strength to meet the requirements of structural and load-bearing components. Yield strength: Approximately 205-240 MPa, indicating its ability to withstand stress without permanent deformation. Elongation: Typically exceeding 40%, indicating its excellent ductility.