00Cr25Ni20(AISI310S) Chemical Composition
Carbon(C): 0.08 max
Manganese(Mn): 2 max
Phosphorus(P): 0.045 max
Sulfur(S): 0.030 max
Silicon(Si): 1.50 max
Chromium(Cr): 24-26
Nickel(Ni): 19-22
Iron(Fe): 0.75 max
00Cr25Ni20(310L) Chemical Composition
Carbon(C): 0.080 max
Manganese(Mn): 2.00 max
Phosphorus(P): 0.045 max
Sulfur(S): 0.030 max
Silicon(Si): 1.00 max
Chromium(Cr): 24-26
Nickel(Ni): 19-22
Iron(Fe): 0.75 max
00Cr25Ni20Nb Chemical Composition
Carbon(C): 0.08 max
Manganese(Mn): 2 max
Phosphorus(P): 0.045 max
Sulfur(S): 0.030 max
Silicon(Si): 1.50 max
Chromium(Cr): 24-26
Nickel(Ni): 19-22
Niobium(Nb): 0.30-0.60
Iron(Fe): 0.75 max
AISI310S, 310L and 00Cr25Ni20Nb Stainless Steels represent the most versatile stainless steel families available with its austenitic structure. They possess excellent corrosion resistance and remarkable resistance to oxidation, even at high temperatures. Compared to other stainless steels, these three offer good resistance to heat, making them suitable for harsh service in high-temperature environments.
AISI310S is an austenitic chromium-nickel stainless steel containing chromium and nickel. In addition to alloying elements like chromium, nickel and manganese, a small amount of silicon and phosphorus are also typically present. The higher nickel content in 310S results in better working characteristics than those of 310L making it the preferred type in high temperature applications.
310L, also known as AISI310L, is the low carbon version of AISI310S, providing additional resistance to sensitization during welding and other thermal processes. Compared to AISI310S, 310L contains low levels of carbon leaving its residuals less susceptible to corrosion under high temperature atmospheres. The lower carbon in AISI310L serves to reduce the amount of chromium carbide that can form at the grain boundaries, thus minimizing its susceptibly to intergranular corrosion.
00Cr25Ni20Nb is an austenitic stainless steel supplied by Chinese steel mills, containing a combination of chromium, nickel, and niobium. This alloy is characterized by excellent resistance to general corrosion and stress cracking corrosion, superior to conventional ferritic stainless steel and austenitic stainless steel, and high strength and toughness. The addition of niobium to 00Cr25Ni20Nb alloy improves its mechanical properties and enhances its corrosion resistance performance, thus making it suitable for use in many complex parts and structural components in various corrosive environments. In addition, it also provides outstanding corrosion resistance in chloride and sulfide environments, making it an ideal material for chemical and petrochemical industries.
Overall, AISI310S, 310L and 00Cr25Ni20Nb stainless steels are highly versatile and useful in many industrial applications such as petrochemical, marine and nuclear industries. The superior performance of these alloys, especially in terms of their strength and corrosion resistance, makes them a top choice among various industries. In order to select the best-suited stainless steel, it is important to weigh the considerations according to their application so as to pick the advantageous characteristics for the intended application.
