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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.
Nickel & Monel® Pipe & Tubes
Unit of Measure
Items Nickel & Monel® Pipe & Tubes
M400-10-000-1315
1 Inch Sch. 10 Monel® 400 Seamless or Welded Pipe
Nickel & Monel® Pipe & Tubes
M400-160-000-1315
1 Inch Sch. 160 Monel® 400 Seamless or Welded Pipe
Nickel & Monel® Pipe & Tubes
M400-40-000-1315
1 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe
Nickel & Monel® Pipe & Tubes
M400-5-000-1315
1 Inch Sch. 5 Monel® 400 Seamless or Welded Pipe
Nickel & Monel® Pipe & Tubes
M400-80-000-1315
1 Inch Sch. 80 Monel® 400 Seamless or Welded Pipe
Material N/A Monel®
Shapeform N/A Pipe
Thickness N/A Sch. 10 N/A Sch. 160 N/A Sch. 40 N/A Sch. 5 N/A Sch. 80
O.D. N/A 1.315 inches33.401 mm
Nominal Diameter (Standard) N/A 1 inches
Nominal Diameter (Metric) N/A 25 mm
Alloy N/A Monel® 400
Basic Composition N/A 1.1% Manganese 1.6% Iron 32.0% Copper 65.1% Nickel
Density N/A 0.319 lbs/in³8.84 g/cm³
ASTM Specification N/A 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
Tensile Strength N/A 80000 psi550 MPa
Yield Strength N/A 240 MPa
Melting Temperature Range N/A 2370 to 2460 ºF1300 to 1350 ºC
Additional Information N/A 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.