Monel 400 Alloy

Monel 400 Alloy

Monel 400 Alloy RTJ flange

Monel 400 is Ni-Cu alloy steel, which have great corrosion resistance. It is include precious metal properties of Cu, and passivation performance of Ni. Alloy 400 widely applicate in Sea Water desalination device, Heat exchanger, etc.

1. Corresponding material standards:

Monel 400 alloy-UNS N04400-EN 2.4360-JIS NW 4400

2. Chemical Composition

C	≤0.3
Si	≤0.5
Mn	≤2.0
S	≤0.024
Ni	≥63.0
Cu	28.0-34.0
Fe	≤2.5

3. Physical Properties for monel 400

Specific Heat(J/kg.K)	20℃	427
Resistivity(μΩ.cm)		54.7
Thermal Conductivity(W/m.K)		21.8
Average thermal expansion coefficient(10-6/℃)	20-100℃	13.9
Melting Point(℃)		1300-1350

4. Mechanical Properties of alloy 400

YS(N/mm2)	≥195
TS(N/mm2)	≥485
EL(%)	≥35
HRB	-

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