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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
1 2 3 4 

Item #

Item Name

Thickness

Nominal Diameter (Standard)

Nominal Diameter (Metric)

Standard

M400-80-125-405 N/A 1/8 Inch Sch. 80 Monel® 400 Seamless or Welded Pipe N/A 0.095 in N/A 1/8 inches N/A 6 mm N/A Schedule 80
M400-10-10000-10750 N/A 10 Inch Sch. 10 Monel® 400 Seamless or Welded Pipe N/A 0.165 in N/A 10 inches N/A 250 mm N/A Schedule 10
M400-20-10000-10750 N/A 10 Inch Sch. 20 Monel® 400 Seamless or Welded Pipe N/A 0.250 in N/A 10 inches N/A 250 mm N/A Schedule 20
M400-40-10000-10750 N/A 10 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.365 in N/A 10 inches N/A 250 mm N/A Schedule 40
M400-80-10000-10750 N/A 10 Inch Sch. 80 Monel® 400 Seamless or Welded Pipe N/A 0.593 in N/A 10 inches N/A 250 mm N/A Schedule 80
M400-T80-10000-10750 N/A 10 Inch True Sch. 80 Monel® 400 Seamless or Welded Pipe N/A 0.593 in N/A 10 inches N/A 250 mm N/A True Schedule 80
M400-160-10000-10750 N/A 10 Inch True Sch. 160 Monel® 400 Seamless or Welded Pipe N/A 1.125 in N/A 10 inches N/A 250 mm N/A True Schedule 160
M400-10-12000-12750 N/A 12 Inch Sch. 10 Monel® 400 Seamless or Welded Pipe N/A 0.180 in N/A 12 inches N/A 300 mm N/A Schedule 10
M400-40-12000-12750 N/A 12 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.406 in N/A 12 inches N/A 300 mm N/A Schedule 40
M400-T40-12000-12750 N/A 12 Inch True Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.406 in N/A 12 inches N/A 300 mm N/A True Schedule 40
M400-80-12000-12750 N/A 12 Inch Sch. 80 Monel® 400 Seamless or Welded Pipe N/A 0.687 in N/A 12 inches N/A 300 mm N/A Schedule 80
M400-10-14000-14000 N/A 14 Inch Sch. 10 Monel® 400 Seamless or Welded Pipe N/A 0.250 in N/A 14 inches N/A 350 mm N/A Schedule 10
M400-40-14000-14000 N/A 14 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.437 in N/A 14 inches N/A 350 mm N/A Schedule 40
M400-10-16000-16000 N/A 16 Inch Sch. 10 Monel® 400 Seamless or Welded Pipe N/A 0.250 in N/A 16 inches N/A 400 mm N/A Schedule 10
M400-40-16000-16000 N/A 16 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.500 in N/A 16 inches N/A 400 mm N/A Schedule 40
M400-40-18000-18000 N/A 18 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.562 in N/A 18 inches N/A 450 mm N/A Schedule 40
M400-10-2000-2375 N/A 2 Inch Sch. 10 Monel® 400 Seamless or Welded Pipe N/A 0.109 in N/A 2 inches N/A 50 mm N/A Schedule 10
M400-40-2000-2375 N/A 2 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.154 in N/A 2 inches N/A 50 mm N/A Schedule 40
M400-80-2000-2375 N/A 2 Inch Sch. 80 Monel® 400 Seamless or Welded Pipe N/A 0.218 in N/A 2 inches N/A 50 mm N/A Schedule 80
M400-160-2000-2375 N/A 2 Inch Sch. 160 Monel® 400 Seamless or Welded Pipe N/A 0.343 in N/A 2 inches N/A 50 mm N/A Schedule 160
M400-DEH-2000-2375 N/A 2 Inch Sch. XXH Monel® 400 Seamless or Welded Pipe N/A 0.436 in N/A 2 inches N/A 50 mm N/A Schedule XXH
M400-10-2500-2875 N/A 2 1/2 Inch Sch. 10 Monel® 400 Seamless or Welded Pipe N/A 0.120 in N/A 2 1/2 inches N/A 65 mm N/A Schedule 10
M400-40-2500-2875 N/A 2 1/2 Inch Sch. 40 Monel® 400 Seamless or Welded Pipe N/A 0.203 in N/A 2 1/2 inches N/A 65 mm N/A Schedule 40
M400-80-2500-2875 N/A 2 1/2 Inch Sch. 80 Monel® 400 Seamless or Welded Pipe N/A 0.276 in N/A 2 1/2 inches N/A 65 mm N/A Schedule 80
M400-160-2500-2875 N/A 2 1/2 Inch Sch. 160 Monel® 400 Seamless or Welded Pipe N/A 0.375 in N/A 2 1/2 inches N/A 65 mm N/A Schedule 160
Unit of Measure
1 2 3 4