AL-6XN Alloy Specifications

AL-6XN® is covered by ASME and ASTM specifications. Explore the specifications and approvals for AL-6XN alloy products.

UNS N08367 (commonly known as AL-6XN) is acceptable material for use in hygienic service as per “Part MM” (Metallic Materials) section of the ASME-BPE international standard. The US Food and Drug Administration (FDA), National Sanitation Foundation (NSF), NACE MR0175, and Norsok standard M-DP-001 have all approved AL‑6XN.

ASME & ASTM Specifications for AL-6XN (UNS N08367) Alloy Products

The American Society for Mechanical Engineers (ASME) and American Society for Testing and Materials (ASTM) specifications for the wide range of AL-6XN alloy (UNS N08367) product forms are listed below.

ProductASMEASTM
Plate, Sheet, and StripSB-688
SA-240
A-240
B-688
Rod, Bar, and WireSB-691B-691
Welded PipeSA-358
SA-409
A-358, B-804
A-409, B-675
B-691
Sanitary Welded TubingA-270
Welded TubingSA-249
SB-676
SA-269
A-249
B-676
A-269
Billets and Bars for ReforgingB-472
Forged Pipe Flanges, Fittings, and ValvesB-462
Wrought Nickel Alloy Welded FittingsSB-366B-366
Nickel Alloy ForgingsSB-564B-564
Pipe Welded with FillerSB-804B-804
Castings (CN-3MN, UNS J94651)A-743
A-744