UNS N04400

HuaNickel UNS N04400 is a nickel-copper alloy that can only be hardened by cold doing. It has high strength and toughness over a wide temperature range and excellent resistance to many corrosive environments. Alloy 400 is used in large quantities in many fields, especially in marine and chemical processes.

UNS N04400Chemical composition：

	C	Si	Mn	S	Ni	Cu	Fe
Min	―	―	―	―	―	28	―
Max	0.3	0.5	2	0.024	63	34	2.5

UNS N04400Physical properties：

Density	8.8g/cm3
Melting point	350℃
Poisson’s ratio	0.32
Curl temperature	21-49℃

UNS N04400Mechanical properties：

Form and conditions	Tensile strength		Yield strength offset 0.2%		Elongation	hardness
	Ksi	Mpa	Ksi	Mpa	%	Bdnell	Rockwell B
Sticks and rods
anneal Exceptions are made for hot-worked hexagons Thermally worked hexagonal Cold drawing, stress relief	75-90	517-620	25-50	172-345	60-35	110-149	60-80
	80-110	552-758	40-100	276-690	60-30	140-241	75-100
	75-100	517-690	30-55	207-379	50-30	130-184	72-90
	84-120	579-827	55-100	379-690	40-22	160-225	85-20C
board
Hot rolling, such as rolling Hot rolling, annealing	75-95	517-655	40-75	276-517	45-30	125-215	70-96
	70-85	482-586	28-50	193-345	50-35	110-140	60-76

UNS N04400Alloy properties

Corrosion resistance: UNS N04400 alloy exhibits corrosion resistance to many reducing media. MONEL400 alloy has excellent corrosion resistance to all concentrations of hydrofluoric acid up to the boiling point.

Stability: UNS N04400 alloy has good dimensional stability properties

Mechanical properties: The alloy has good mechanical properties, including high strength, high toughness, and good processing properties, allowing it to maintain stability and reliability under extreme conditions

Processability:HuaNickel UNS N04400 alloy can be hardened by cold work and is suitable for a wide range of shapes and structures without the need for additional heat treatment processes.

UNS N04400Uses of alloys：

UNS N04400 alloy is a widely used in the petrochemical industry, chemical equipment and aerospace. UNS N04400 alloy due to its excellent corrosion resistance and mechanical properties. It is also used in the manufacture of various pressure vessels, reactions, heat exchangers, etc.

UNS N04400Process performance：

Welding process: Most of the traditional welding processes can be used to bond UNS N04400 alloys to each other or to dissimilar alloys.

Machining: Alloy 400 can be machined at a satisfactory rate with a universal machine. Typically, it is cold drawn or cold drawn with a stress-relieving material

It is recommended to do the most suitable for machining and to achieve the smoothest surface.

Relevant standards：

BS3072NA13、 BS3073NA13、ASTM B 127, ASME SB 127、、 SAE AMS 4544、 DIN 17750、 QQ-N-281、S3075NA13 、BS3076NA13、ASTM B 164、ASTM B 564 、 ASME SB 164 、ASME SB 564 、 AECMA PrEN 2305、 SAE AMS 4675 、SAE AMS 4730、SAE AMS 4731、DIN 17752 、 DIN 17753、 DIN 17754、VdTÜV 263、 QQ-N-281 、、BS3074NA13 、 ASTM B 163、 ASTM B 165、ASTM B 725 、 ASTM B 730、ASTM B 751、, ASTM B 775、 ASTM B 829、ASME SB 163 、ASME SB 165、ASME SB 725、ASME SB 730 、 ASME SB 751 、ASME SB 775、ASME SB 829、 SAE AMS 4574 DIN 17751、VdTÜV 263、MONEL 60 、AWS A5.14/ERNiCu-7; MONEL 190、-AWS A5.11/ENiCu-7.

ASTM B 366, ASME SB 366、SAE AMS 7233 、 DIN 17743