Introduction
S125600 1Cr25Ti stainless steel is a kind of martensitic stainless steel. It has excellent resistance to pitting, stress corrosion cracking, and has high temperature strength and good weldability. Its well-balanced chemical composition and heat treatment process provide high mechanical and physical properties and dimensional stability. The thickness is up to 6mm.
Chemical Composition
S125600 1Cr25Ti stainless steel is added with 0.10-0.20% C,17.50-19.00% Cr,3.20-4.20% Ni,1.80-2.50% W,0.75%-1.30% Mo,0.20-0.50% Si,Ti 0.18-0.30%, balance Fe and others Impurities.
Heat Treatment
Solution annealing: Temperature 910-940℃, slow cooling or equal channel angular pressing.
Mechanical Properties
Tensile strength:600-800Mpa; Yield strength:≤550Mpa; Elongation:≥20%; Hardness: ≤249HBW
Applications
S125600 1Cr25Ti stainless steel is primarily used in chemical, petroleum and other related industries, such as coal gas, petrochemical and pharmaceutical industries, for making valves, fasteners, petrochemical pipes, terminals, etc. It is also used in the production of space rockets and atomic power plants as structural materials, and shows good high temperature workability.
Precautions
It is important to pay attention to the performance of S125600 1Cr25Ti stainless steel. In order to ensure the stable performance of the product, it is necessary to strictly control the cooling rate, ensure the chemical composition and heat treatment process, and ensure the surface cleanliness.
Conclusion
To sum up, S125600 1Cr25Ti stainless steel has excellent resistance to pitting, stress corrosion cracking, and excellent high temperature strength and good weldability, beneficial for making valves and petrochemical pipes. In order to ensure the performance and quality of the product, measures such as strict control of cooling rate, inspection of chemical composition, thermal processing process, and surface cleanliness need to be taken in strict accordance with the relevant standards in the production process.