Duplex Stainless Steels 2205 Introduction to Characteristics and Execution Standards
Duplex Stainless Steels 2205 Introduction to Characteristics and Execution Standards
Common Trade Names: AL-6XN Super Austenitic Stainless Steel.
A high molybdenum superaustenitic with outstanding resistance to chloride pitting, crevice corrosion and stress corrosion cracking. Suitable for use in pulp mill bleach plants, seawater heat exchangers and chemical process equipment
Available Product Forms: Pipe, tube, fitting, flange, sheet, strip, plate, round bar, flat bar, fastener, forging stock, hexagon and wire;
Specifications:Duplex Stainless Steels is designated as UNS S31803, UNS S32205. It is listed in NACE MR-01-75 for oil and gas service.
UNS S31803, UNS S32205, Werkstoff 1.4462, EN 1.4462;
ASTM: A 240, A 276, A 479, A 789, A 790, A 182 (Grade F51), A 923;
ASME: SA-240, SA-479, SA-789, SA-790, SA-182 (Grade 51), ASME Pgroup 10H.
Chemical Composition
Ni | Cr | Mo | Mn | Si | C | N | S | P | Fe | |
MIN | 4.5 | 22.0 | 3.0 | - | - | - | 0.14 | - | - | - |
MAX | 6.5 | 23.0 | 3.5 | 2.0 | 1.0 | 0.03 | 0.2 | 0.02 | 0.03 | Balance |
Made in China Mao Qun stainless steel wire mesh, stainless steel screen mesh, stainless steel woven mesh, nickel alloy wire mesh, copper wire mesh, screen mesh,GFW metal wire mesh,Stainless steel wire mesh,Alloy wire mesh,Knitted metal wire mesh,Woven Wire Mesh,Structured packing