Nickel-Copper Alloy 400 – UNS N04400 - shows high strength and excellent corrosion resistance in a range of acidic and alkaline environments and especially suitable for reducing conditions. It also has good ductility and thermal conductivity.

 

UNS No.	N04400 – BSI No. BS3074NA13
Chemical Comp. (%)	Ni 63 min / Cu 28 ~ 34 / Fe 2.5 max / Mn 2.0 max / C 0.3 max / Si 0.5 max / S 0.024 max
ASTM Spec.	B163, B165, B828
ASME Spec.	SB163, SB165, SB828
Applications	Marine engineering, chemical and hydro-carbon processings, heat exchangers and alkylation units.
Temper	Annealed / Stress Relieved

 

Properties *	Metric	English
Density	8.80 g/cc	0.318 lb/in³
Tensile Strength – Annealed min.	483 MPa	70 ksi
Tensile Strength – Stress Relieved min.	586 MPa	85 ksi
Yield Strength – Annealed min.	193 MPa	28 ksi
Yield Strength – Stress Relieved min.	379 MPa	55 ksi
CTE, linear	14.2 μm/m•°C @ 100°C	7.7 in/in/°F x 10-6 @ 200°F
Specific Heat Capacity	445 J/kg•°C @ 100ºC	0.105 Btu/lb/°F  @ 200ºF
Thermal Conductivity	24.0 W/m•°C @ 100°C	167 Btu-in/h/ft2/°F @ 200°F
Melting Point	1300 – 1350 °C	2370 – 2460 °F

 

󰀍select for complete alloy information

C12200 CopperC44300 Admiralty BrassC68700 Aluminum BrassC70600 CuNi 10%C71500 CuNi 30%

 

 

 

* The information provided in this page includes typical values “only” for general reference and information. It is not intended for specification, design or engineering purposes.