Chemical Composition: | |||||
Grade | % | Cr | Mo | Cu | C |
A4 | Min | 16.5 | 1.8 | 0.5 | - |
Max | 18.5 | 2.2 | 1 | 0.08 | |
Mn | Si | S | P | N | |
12 | - | - | - | 0.2 | |
15 | 0.7 | 0.02 | 0.045 | 0.3 | |
Physical Performance: | |||||
Heat Treatment | T*S | Y*S | El | Hardness | |
Rm N/mm2 | RP0.2N/mm2 | A5 % | HB | ||
Solution | 480 | 255 | 25 | - |
A4 is a kind of duplex stainless steel, which has better corrosion resistance than the austenitic steel has molybdenum content 2%~3%.
Application of A4 steel :
Used in the manufacture of chemical fertilizer equipment, full circulation method urea plant.
With wide experience and expertise, Beall Industry Group is one of the leading a4 stainless steel manufacturers and suppliers. We have hundreds of high-qualified workers at your service. Please rest assured to get the competitive price a4 stainless steel for sale with us.