2.4606
Standards
Mat. No.
2.4606
EU
NiCr21Mo16W
AISI/ASTM
-
UNS
N06686
Other
Inconel 686 Alloy 686
2.4606 / Alloy 686 is a nickel-chromium-molybdenum-tungsten alloy.
Alloy 686 is designed to provide excellent resistance in strong chemical environments. The addition of molybdenum and tungsten enhances its resistance against localized corrosion such as pitting.
Chemical Composition & Mechanical and Physical Properties
C%
0.010 max
Mn%
0.75 max
P%
0.025 max
S%
0.015 max
Si%
0.08 max
Cr%
19.00-23.00
Ni%
Rest
Mo %
15.00-17.00
V %
0.20 max
AI%
0.50 max
Co%
1.00 max
Fe%
2.00 max
W%
3.00-4.00
0.2% Yield Strength Rp N/mm2
385 min
Tensile Strength Rm N/mm2
760 min
Elongation A5 %
65
Application areas
In chemical processes, paper production, industrial garbage containers, heat exchangers, scrubbers.
Specifications
ASTM B 163, B 462, B 564, B 574, B 575, B 619, B 622, B 626, B 751, B 775, B 829, B 906, F 467, F 467M, F 468, F 468M
DIN 17744, 17750 – 17754
ASME SB-163, SB-564, SB-574, SB-575, SB-619, SB-622, SB-626, SB-751, SB-775, SB-829, SB-906
NACE MR-0175/ISO 15156
SAE/AMS J2295, J2271, J2655, J2280, J2485