2205Duplex Stainless Steel or 2205 alloy is duplex stainless steel made of 21% chromium, 2.5% molybdenum and 4.5% nickel-nitrogen alloy, and others. It has high strength, good impact toughness, and good overall and local resistance to stress corrosion.

S31803Chemical component ASTM A240

C Si Mn Cr Ni S P Mo N
≤ 0.03 ≤1.0 ≤ 2.0 21.00～23.00 4.5～6.5 ≤0.02 ≤0.03 2.5-3.5 0.08-0.2
S31803 mechanical property ASTM A240
  • Tensile strength: > 620 Mpa
  • Yield Strength: >450 Mpa
  • Elongation (%): > 25%
  • Hardness: < HBS 293

 

Standard specification of 2205 coil

Thickness 0.1mm-12mm
Width 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc
Length Since the custom
Surface 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching, etc
Finish Hot rolled coil (HR), Cold rolled coil (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)
Form Coils, Foils, Rolls, Plain coil, Shim coil, Perforated coil, Chequered coil, Strip, Flats,Blank (Circle), Ring (Flange) etc.

 

 

Product pictures

 

 

 

FAQ

Q1. Where is your factory ?
A1: Our company's processing center is located in Jiangsu, Wuxi, China.
Which is well equipped with kinds of machines, such as laser cutting machine,mirror polishing machine and so on.
We can provide a wide range of personalized services according to the customers' needs.


Q2. What are your company's main products ?
A2: Our main products are stainless steel plate/sheet, coil, round/square pipe, bar, channel, etc.


Q3. How do you control quality ?
A3: Mill Test Certification is supplied with shipment, Third Party Inspection is available.


Q4. What are the advantages of your company ?
A4: We have many professionals, technical personnel, more competitive prices and best after-dales service than other stainless steel companies.