Characteristic: corrosion resistance
Standard: ASME, ASTM, EN, UNS, GB, DIN, JIS
Certification: ISO, CE, ROHS
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SAF 2304 is Sandvik's trademark for a lean duplex stainless steel characterized by high resistance to stress corrosion cracking (SCC), good resistance to pitting and general corrosion and high mechanical strength.
SAF 2304 stainless steel is a low-alloy duplex stainless steel developed by Sweden. Its solution treatment temperature is about 1000 ℃. The organization has 40% -50% ferrite and 50% -60% austenite.
With the common features of duplex stainless steel, is a steel that has been developed as a commonly used austenitic stainless steel for 304L and 316L as a high strength and inexpensive feature.
SAF2304 Stainless Steel Chemical Composition | |||||||
Chemical Composition | C | Si | Mn | P | S | Cr | Ti |
Standard | ≤0.03 | ≤0.80 | ≤1.20 | ≤0.035 | ≤0.020 | 24.0-26.0 | 0.2+4(C+N)~1.0 |
General | 0.008 | 0.18 | 0.2 | 0.020 | 0.001 | 17.50 | 0.3 |
Distinction | Physical Performance | |||
Ys(Mpa) | Ts(Mpa) | El(%) | Hv | |
Standard | ≥240 | ≥450 | ≥22 | - |
General | 550 | 430 | 32 | 150 |
Physical Performance | ||||
Density(g/cm) | Magnetism | Specific heat | Heat conductivity | Coefficient of thermal expansion |
7.7 | Yes | 460 | 26.4 | 10.5 |
SAF2304 Stainless Steel Characteristics:
Very good resistance to stress corrosion cracking (SCC)
Good resistance to general corrosion and pitting
High strength - approximately twice the proof strength of austenitic stainless steels
Physical properties that offer design advantages
Ease of fabrication and good toughness
Good weldability
SAF2304 Stainless Steel Application:
It is used for heat exchangers and coolers and devices in oil refining, fertilizer, papermaking, petroleum and chemical industries.
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