Monel® 400 is 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.

Alloy 400 Pipe is available in Seamless or Welded from Size ranges 1/8" up to 26". Listed below are common sizes. Please contact for sizes not listed.
Unit of Measure

Specifications

Material

Monel®

Shapeform

Pipe

Thickness

Sch. 80

O.D.

1.315 inches33.401 mm

Nominal Diameter (Standard)

1 inches

Nominal Diameter (Metric)

25 mm

Yield Strength

240 MPa

Nickel Alloy Compositions

Alloy

Monel® 400

Basic Composition

1.1% Manganese 1.6% Iron 32.0% Copper 65.1% Nickel

Density

0.319 lbs/in³8.84 g/cm³

ASTM Specification

ASME SB-163(s) ASME SB-165(s) ASTM B163(s) ASTM B165(s) ASTM B725(w) ASTM B730(w) SAE 4574(b) SAE 4574(s) UNS N04400

Typical Mechanical Properties

Tensile Strength

80000 psi550 MPa

Melting Temperature Range

2370 to 2460 ºF1300 to 1350 ºC

Additional Information

Additional Information

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. Standard product forms are round, hexagon, flats, forging stock, pipe, tube, plate, sheet, strip and wire.