Stainless steel tube Alleima® 2RK65™

seamlessweldedfor aerospace applications

Alleima® 2RK65 is a high-alloy austenitic stainless steel intended for use under severe corrosive conditions within the process industry. The grade is characterized by: Very good resistance to attacks in acidic environments, e.g. sulfuric, phosphoric and acetic acid Very good resistance to pitting in neutral chloride-bearing solutions Much better resistance to crevice corrosion than steels of the ASTM 304 and ASTM 316 types Very good resistance to stress corrosion cracking Good weldability Standards ASTM: '904L' UNS: N08904 ISO: 4539-089-04-I EN Number: 1.4539 EN Name: X1NiCrMoCu25-20-5 Product standards ASTM A213 (seamless/welded tube) ASTM A269 (seamless/welded tube) ASTM A312 (seamless/welded pipe) ASTM A240 (plate and sheet) ASTM A276, A479, A484 (bar) ASTM B677 (seamless tube and pipe) EN 10216-5 (seamless tube and pipe) Approvals Approved for use in ASME Boiler and Pressure Vessel Code section VIII, div. 1 construction VdTÜV-Werkstoffblatt 421 (Austenitischer Walz-und Schmiedestahl)