Sales 17-4pH Solid Solution Tempering Round Rod /630 Precipitation-Hardened Stainless Steel Rod
Basic Info.
AL-6XN Incoloy 926 Alloy N08367 N08926 1.4529 Bar
AL-6XN alloy is identified by the Unified Numbering System (UNS) designation of N08367. It is an austenitic stainless steel alloy with high nickel (24%), chromium (22%), molybdenum (6%), and nitrogen (0.18%) content and is commonly known as superaustenitic stainless steel (alloys such as 254 SMO (UNS S31254) and 904L (UNS N08904) also fall under the superaustenitic designation) while 2205 (UNS S32305/ S31803) and 2507 (UNS S32750) are duplex and super duplex stainless steel, respectively.
Sheet
Plate
Bar
Pipe & Tube (welded & seamless)
Fittings (i.e. flanges, slip-ons, blinds, weld-necks, lapjoints, long welding necks, socket welds, elbows, tees, stub-ends, returns, caps, crosses, reducers, and pipe nipples)
AL6XN is a superaustenitic stainless steel with outstanding resistance to chloride pitting, crevice corrosion and stress corrosion cracking. AL6XN is a 6 moly alloy that was developed for and is used in highly aggressive environments. It has high nickel (24%), molybdenum (6.3%), nitrogen and chromium contents that give it excellent resistance to chloride stress corrosion cracking, chloride pitting, and exceptional general corrosion resistance. AL6XN is primarily used for its improved pitting and crevice corrosion resistance in chlorides. It is a formable and weldable stainless steel.
Because of its nitrogen content, AL6XN has greater tensile strength than common austentitic stainlesses, while retaining high ductility and impact strength.
Chromium, molybdenum, nickel and nitrogen all contribute to overall resistance to corrosion by various media. Chromium is the principal agent for conferring corrosion resistance in neutral or oxidizing environments. Chromium, molybdenum and nitrogen increase resistance to pitting corrosion. Nickel imparts the austenitic structure. Nickel and molybdenum both provide increased resistance to chloride stress corrosion cracking in reducing environments.
Excellent resistance to pitting and crevice corrosion in chloride solutions
Practical immunity to stress corrosion in NaCl environments
High Strength and toughness
Ni |
Cr |
Mo |
C |
N |
Mn |
Si |
P |
S |
Cu |
Fe |
|---|---|---|---|---|---|---|---|---|---|---|
23.5-25.5 |
20.00-22.00 |
6.00-7.00 |
0.03 Max |
0.18-0.25 |
2.0 Max |
1.00 Max |
.040 Max |
0.03 Max |
0.75 Max |
Remainder |
Reverse osmosis desalination equipment and pumps
FGD Scrubbers
Chemical process tanks and pipelines
Seawater heat exchangers
Tall oil distillation columns and packing
Offshore oil and gas production equipment
Pulp bleaching plant washers, vats, press rolls and pipelines
Pipe Welded |
Tube Welded |
Sheet/Plate |
Bar |
Flanges & Fittings |
|---|---|---|---|---|
B675, A312 |
B676, A249 |
B688, A240 |
B691, A479 |
B462, A182 |
Representative Tensile and Impact Properties, Plate
Temp. °F (°C) |
Ult. Tensile Strength, psi |
.2% Yield Strength, psi |
Elongation in 2", percent |
Charpy V-Notch Toughness, ft-lb |
|---|---|---|---|---|
-450 (-268) |
218,000 |
142,000 |
36 |
353* |
-320 (-196) |
196,000 |
107,000 |
49 |
85 |
-200 (-129) |
- |
- |
- |
100 |
70 (21) |
108,000 |
53,000 |
47 |
140 |
200 (93) |
99,900 |
49,400 |
47 |
- |
400 (204) |
903,000 |
40,400 |
46 |
- |
600 (316) |
86,000 |
36,300 |
47 |
- |
800 (427) |
87,000 |
36,000 |
48 |
- |
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