Duplex 2205

• UNS S31803, S32205, F51, F60
• ASTM A 182, A 240, A 276, A 479, A 789, A 790, A 815
• ASME SA 182, SA 240, SA 479, SA 789
• Norsok MDS D45 Grade F51, EN 1.4462
• NACE MR0175
• 2205 duplex stainless steel 12.7*1.24mm coiled tubing

• Chemical Composition, %

  Cr	Ni	Mo	C	N	Mn	Si	P	S	Fe
  22.0-23.0	4.50-6.50	3.00-3.50	.030 Max	0.14-0.20	2.00 Max	1.00 Max	.030 Max	.020 Max	Balance

  What are the characteristics of Duplex 2205?

  2205 duplex stainless steel 12.7*1.24mm coiled tubing

  • High resistance to chloride stress corrosion cracking
  • Resistance to chloride pitting and crevice corrosion
  • Good general corrosion resistance
  • Good sulfide stress corrosion resistance
  • High Strength
  • Good weldability and workability

  In what applications is Duplex 2205 used?

  2205 duplex stainless steel 12.7*1.24mm coiled tubing

  • Chemical process vessels, piping and heat exchangers
  • Pulp mill digesters, bleach washers, chip pre-steaming vessels
  • Food processing equipment
  • Oil field piping and heat exchangers
  • Flue gas desulfurization equipment

  ASTM Specifications2205 duplex stainless steel 12.7*1.24mm coiled tubing

  Pipe Smls	Pipe Welded	Tube Smls	Tube Welded	Sheet/Plate	Bar	Flanges, Fittings & Valves
  A790	A790	A789	A789	A240	A276	A182

  Mechanical Properties

  Specified Tensile Properties ASTM A240

  2205 duplex stainless steel 12.7*1.24mm coiled tubing

  Ultimate Tensile Strength, ksi Minimum	.2% Yield Strength, ksi Minimum	Hardness Max.
  95	65	31 Rockwe