Duplex 2205 Stainless Steel
Chemical Composition
Chromium: 22% - 23%
Nickel: 4.5% - 6%
Molybdenum: 3% - 3.5%
Manganese: 2.00% (Max)
Silicon: 1:00% (Max)
Carbon: 0.30% (Max)
Nitrogen: 0.20% (Max)
Phosphorus: 0.030% (Max)
Sulphur: 0.20% (Max)
Iron: Balance
 
Properties
Duplex 2205 is a corrosion-resistant stainless steel alloy that provides advanced protection in highly corrosive environments. Duplex SS 2205 properties include:

Grade 2205 Annealed
Brinell Hardness: 31 HRC max.
Tensile (KSI): 95 min.
Yield (KSI): 65 min.
Elongation in 2"-%: 25% min.
Density: .283 lb/in3
Typical Uses
Corrosion resistant SS 2205 is ideally suited for high-pressure and highly corrosive environments that require greater protection than standard materials. Some of the direct applications that benefit from Duplex 2205 stainless steel include:
  • Chemical processing facilities
  • Heat exchangers
  • Oil and gas processing equipment
  • Pulp and paper mills
  • Cargo tanks
  • Food processing equipment
  • Biofuel plants
  • Marine environments

Duplex 2205 Stainless Steel

Highly versatile Duplex SS 2205 is a two-phase, ferritic stainless steel comprising 22% chromium, 3% molybdenum, and 5-6% nickel alloyed content. Duplex 2205 stainless steel offers good fatigue strength and outstanding resistance to stress corrosion cracking, crevice, pitting, erosion, and general corrosion in severe environments.

The Alro Advantage

Alro Steel is a direct distributor and supplier of premium-grade, Duplex 2205 stainless steel products. Whatever your project requires, we can provide high-quality stainless steel materials to meet your specifications. Request a quote, or call us at 888-888-2576, and we will help you find the right metal for your project.

Duplex 2205 Stainless Steel Benefits

Duplex 2205 stainless steel is manufactured to provide astounding beneficial features that support a vast network of highly complex industries and applications. Some of the direct benefits of 2205 stainless steel include:
  • High yield strength
  • Good fatigue strength
  • Excellent corrosion resistance
  • Protects against cracking, crevice, pitting, and corrosion