2205 Stainless Steel Properties
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This improved resistance of sandvik saf 2205 is illustrated by the isocorrosion diagram for corrosion in sulphuric acid figure 3 and the diagram showing the corrosion rates in mixtures of acetic and formic acid figure 4.
2205 stainless steel properties. In most media sandvik saf 2205 possesses better resistance to general corrosion than steel types astm 316l and 317l. The nitrogen serves to significantly improve the corrosion resistance of the alloy. Saf 2205 also known as sandvik saf 2205 is a sandvik owned trademark for a 22cr duplex ferritic austenitic stainless steel. 2205 has been a practical solution to chloride stress corrosion cracking problems experienced with 304 304l or 316 316l stainless.
It is the most widely used duplex stainless steel grade and is characterized by high yield strength double that of the standard austenitic stainless steel grades. Its most important properties are excellent corrosion resistance and high strength. Ati 2205 ati 2205 duplex stainless steel uns s31803 and s32205 general properties ati 2205 alloy uns s31803 and or s32205 is a nitrogen enhanced duplex stainless steel alloy. Tool die steels inc.
Combining many of the beneficial properties of both ferritic and austenitic steels 2205 is the most widely used duplex stainless steel grade. Alloy 2205 material has lower nickel and molybdenum contents than austenitic stainless steel and have. Saf derives from sandvik austenite ferrite the nominal chemical composition of saf 2205 is 22 chromium 5 nickel 3 2 molybdenum and other alloying elements such as nitrogen and manganese. Applications include chemical processing oil and gas exploration marine and other high chloride environments and paper digestors.
Saf duplex 2205 stainless steel uns s32205 s31803 alloy material. Saf duplex 2205 stainless steel uns s32205 formerly known as uns s31803 and commonly known as alloy 2205 has a mixed microstructure of austenite and ferrite and is a two phase alloy based on the fe cr ni series. 2205 round bar 2205 flat bar 2205 hollow bar 2205 tube pipe 2205 sheet plate 2205 strip coil 2205 wire 2205 forging 2205 tube pipe tel 86 13880247006. Duplex 2205 is a two phase ferritic austenitic 22 chromium 3 molybdenum 5 to 6 nickel alloyed stainless steel.
Alloy 2205 uns s32305 s31803 is a 22 chromium 3 molybdenum 5 6 nickel nitrogen alloyed duplex stainless steel plate with high general localized and stress corrosion resistance properties in addition to high strength and excellent impact toughness. 2205 is a duplex austenitic ferritic stainless steel containing about 40 50 ferrite in the annealed condition. Stainless steel special steel compressor blading turbine blading superalloy supplier. The microstructure provides resistance to stress corrosion cracking and ensures high strength.
Especially in the welded condition.