MONEL ALLOY 400

MONEL ALLOY 400 Superalloys to UNS N04400

MONEL ALLOY 400 - Specification & Application

• UNS N04400 -
• BS 3072 – 3076 (NA13) -
• SAE AMS 4544, 4574, 4675, 4730, 4731, 7233 -
• DIN 17743, 17750 – 17754 -
• ASTM B 127, B 163 – B 165,B 366, B 564, B 725, B 730,B 751, B 775, B 829 -
• ASME SB-127, SB-163 – SB-165,SB-366, SB-564, SB-725,SB-730, SB-751, SB-775,SB-829 -

Pipe, tube, sheet, strip, plate, round bar, flat bar, forging stock, hexagon and wire.

Chemical composition(wt.%) of MONEL ALLOY 400 grade: to UNS N04400

MONEL ALLOY 400 - Detail

A nickel-copper alloy with high strength and excellent corrosion resistance in a range of media, including sea water, hydrofluoric acid,sulfuric acid and alkalies. Used for marine engineering, chemical and hydrocarbon processing equipment, valves, pumps, shafts,fittings, fasteners and heat exchangers

Mechanical properties of grade MONEL ALLOY 400 UNS N04400

Proof strength Rp0.2 (MPa)	Tensile strength Rm (MPa)	Impact energy KV (J)	Elongation at fracture A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
779 (≥)	232 (≥)	33	21	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	312

Physical properties of grade MONEL ALLOY 400 UNS N04400

Property	Density kg/dm3	Temperature T °C/F	Specific heat J / kgK	Thermal conductivity W/mK	Electric resistance µΩ·cm	Modulus of elasticity kN/mm2	Expansion rate
298 (≥)	332 (≥)	22	34	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	321
Temp. °C/°F	Creep strain limit (10000h) (Rp1,0) N/mm2	Creep rupture strength (10000h) (Rp1,0) N/mm2
321	655	112