Limiting Chemical Composition, %

Nia - 72.0 min.
Cr - 14.0-17.0
Fe - 6.0-10.0
C - 0.15 max.
Mn - 1.0 max.
S - 0.015 max.
Si - 0.5 max.
Cu - 0.5 max.
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aPlus Co.

Typical Mechanical Properties (Annealed)

Tensile Strength, psi •••••• 95,000
MPa •••••• 655
Yield Strength(0.2%Offset), psi •••••• 45,000
MPa •••••• 310
Elongation,% •••••• 40

Physical Constants and Thermal Properties

Density, Ib/in3 •••••• 0.306
g/cm3 •••••• 8.47
Melting Range, °F •••••• 2470 – 2575
°C •••••• 1354 – 1413
Specific Heat, Btu/lb •°F •••••• 0.106
J/kg • °C •••••• 444
Curie Temperature, °F •••••• -192
°C •••••• -124
Permeability at 200 Oersted (15.9 kA/m) •••••• 1.010
Coefficient of Expansion,
70 – 200°F, 10-6 in/in • °F ... 7.4
21 – 93°C, μm/m • °C •••••• 13.3
Thermal Conductivity, Btu • in/ft2•h•°F •••••• 103
W/m• °C •••••• 14.9
Electrical Resistivity, ohm• circ mil/ft •••••• 620
μΩ•m •••••• 1.03

Specifications and Designation

UNS N06600
BS 3072-3076 (NA14)
ASTM B 163, B 166-B 168,
B 516, B 517, B 564,
B 751
ASME SB-163, SB-166-SB-168, SB-564
Boiler Code Sections I, III, VIII, IX SAE AMS 5540, 5580, 5665, 5687, 7232
DIN 17742, 17750-17754
Werkstoff Nr. 2.4816
VdTÜV 305
NACE MR-01-75 QQ-W-390
MIL-R-5031, MIL-T-23227, MIL-N-23228, MIL-N-23229
AFNOR NC 15 Fe

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All rights reserved.