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.
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Thickness (in)

O.D. (inches)

O.D. (mm)

Nominal Diameter (Standard) (inches)

Nominal Diameter (Metric) (mm)

Item #

Item Name

Thickness

Nominal Diameter (Standard)

Nominal Diameter (Metric)

Standard

N/A 1 Inch Sch. 10 Monel® 400 Seamless or Welded Pipe N/A 0.109 in N/A 1 inches N/A 25 mm N/A Schedule 10
N/A 1 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.133 in N/A 1 inches N/A 25 mm N/A Schedule 40
N/A 1 Inch Sch. 80 Monel® 400 Seamless or Welded Pipe N/A 0.179 in N/A 1 inches N/A 25 mm N/A Schedule 80
N/A 1 Inch Sch. 160 Monel® 400 Seamless or Welded Pipe N/A 0.250 in N/A 1 inches N/A 25 mm N/A Schedule 160
N/A 1 Inch Sch. 5 Monel® 400 Seamless or Welded Pipe N/A 0.065 in N/A 1 inches N/A 25 mm N/A Schedule 5
N/A 1 Inch Sch. XXH Monel® 400 Seamless or Welded Pipe N/A 0.358 in N/A 1 inches N/A 25 mm N/A Schedule Double E.H.
N/A 1 1/2 Inch Sch. 10 Monel® 400 Seamless or Welded Pipe N/A 0.109 in N/A 1 1/2 inches N/A 40 mm N/A Schedule 10
N/A 1 1/2 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.145 in N/A 1 1/2 inches N/A 40 mm N/A Schedule 40
N/A 1 1/2 Inch Sch. 80 Monel® 400 Seamless or Welded Pipe N/A 0.200 in N/A 1 1/2 inches N/A 40 mm N/A Schedule 80
N/A 1 1/2 Inch Sch. 160 Monel® 400 Seamless or Welded Pipe N/A 0.281 in N/A 1 1/2 inches N/A 40 mm N/A Schedule 160
N/A 1 1/2 Inch Sch. XXH Monel® 400 Seamless or Welded Pipe N/A 0.400 in N/A 1 1/2 inches N/A 40 mm N/A Schedule XXH
N/A 1 1/4 Inch Sch. 10 Monel® 400 Seamless or Welded Pipe N/A 0.109 in N/A 1 1/4 inches N/A 32 mm N/A Schedule 10
N/A 1 1/4 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.140 in N/A 1 1/4 inches N/A 32 mm N/A Schedule 40
N/A 1 1/4 Inch Sch. 80 Monel® 400 Seamless or Welded Pipe N/A 0.191 in N/A 1 1/4 inches N/A 32 mm N/A Schedule 80
N/A 1 1/4 Inch Sch. 160 Monel® 400 Seamless or Welded Pipe N/A 0.250 in N/A 1 1/4 inches N/A 23 mm N/A Schedule 160
N/A 1 1/4 Inch Sch. XXH Monel® 400 Seamless or Welded Pipe N/A 0.382 in N/A 1 1/4 inches N/A 23 mm N/A Schedule XXH
N/A 1/2 Inch Sch. 10 Monel® 400 Seamless or Welded Pipe N/A 0.083 in N/A 1/2 inches N/A 15 mm N/A Schedule 10
N/A 1/2 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.109 in N/A 1/2 inches N/A 15 mm N/A Schedule 40
N/A 1/2 Inch Sch. 80 Monel® 400 Seamless or Welded Pipe N/A 0.147 in N/A 1/2 inches N/A 15 mm N/A Schedule 80
N/A 1/2 Inch Sch. 160 Monel® 400 Seamless or Welded Pipe N/A 0.187 in N/A 1/2 inches N/A 15 mm N/A Schedule 160
N/A 1/2 Inch Sch. XXH Monel® 400 Seamless or Welded Pipe N/A 0.294 in N/A 1/2 inches N/A 15 mm N/A Schedule XXH
N/A 1/4 Inch Sch. 10 Monel® 400 Seamless or Welded Pipe N/A 0.065 in N/A 1/4 inches N/A 8 mm N/A Schedule 10
N/A 1/4 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.088 in N/A 1/4 inches N/A 8 mm N/A Schedule 40
N/A 1/4 Inch Sch. 80 Monel® 400 Seamless or Welded Pipe N/A 0.119 in N/A 1/4 inches N/A 8 mm N/A Schedule 80
N/A 1/8 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.068 in N/A 1/8 inches N/A 6 mm N/A Schedule 40
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