Alloy 400

Alloy 400, also known as Monel 400 shows high strength and excellent corrosion resistance in acidic and alkaline environments and is recommended for reducing conditions.

Alloy 400 is typically used in applications such as:

◆ Chemical and Hydrocarbon processing
◆ Heat exchangers
◆ Valves
◆ Pumps

Material composition/Composition:
Ni Nickel(plus cobalt) ▏ 63.0% min
Cu Copper ▏ 28.0% – 34.0%
Fe lron ▏ 2.5% max
Mn Manganese ▏ 2.0% max
C Carbon ▏ 0.3% max
Si Silicon ▏ 0.5% max
S Sulfur ▏ 0.024% max
ASTM codes:
Pipe:B165 seamless / B725 welded
Flanges / Forgings:B564
Plate:B127
Fittings:B366
Tube:B163 seamless / B730 welded
Bar/Billet:B164
Equivalents:
Trademark: Monel 400
UNS: N04400
Werkstoff nr. 2.4360

Products Available:
Seamless Tubes, Welded Pipes.