Nickel Alloy 601 and Inconel® 601 pipe is a general purpose alloy often used for a variety of engineering applications where resistance to heat and corrosion are vital. This nickel-chromium-iron alloy features an array of characteristics thanks to its high degree of metallurgical stability, good mechanical properties, and impressive creep rupture strength. It also exhibits good resistance to corrosion in aqueous environments. Consisting of 58-63% nickel, Nickel Alloy 601 includes a chemical content of 21-25% Cr, 1-1.7% Al, 1% Co, a balanced amount of Fe, a maximum of 1% Mn, 0.5% Si, 0.59% Si, and 0.015% S.

Alloy 601 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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Item #

Item Name

Thickness

Nominal Diameter (Standard)

Nominal Diameter (Metric)

A601-10-500-840 N/A 1/2 Inch Sch. 10 Alloy 601 Seamless or Welded Pipe N/A Sch. 10 N/A 1/2 inches N/A 15 mm
A601-10-750-1050 N/A 3/4 Inch Sch. 10 Alloy 601 Seamless or Welded Pipe N/A Sch. 10 N/A 3/4 inches N/A 20 mm
A601-10-000-1315 N/A 1 Inch Sch. 10 Alloy 601 Seamless or Welded Pipe N/A Sch. 10 N/A 1 inches N/A 25 mm
A601-10-1250-1660 N/A 1 1/4 Inch Sch. 10 Alloy 601 Seamless or Welded Pipe N/A Sch. 10 N/A 1 1/4 inches N/A 32 mm
A601-10-1500-1900 N/A 1 1/2 Inch Sch. 10 Alloy 601 Seamless or Welded Pipe N/A Sch. 10 N/A 1 1/2 inches N/A 40 mm
A601-10-2000-2375 N/A 2 Inch Sch. 10 Alloy 601 Seamless or Welded Pipe N/A Sch. 10 N/A 2 inches N/A 50 mm
A601-10-2500-2875 N/A 2 1/2 Inch Sch. 10 Alloy 601 Seamless or Welded Pipe N/A Sch. 10 N/A 2 1/2 inches N/A 65 mm
A601-10-3000-3500 N/A 3 Inch Sch. 10 Alloy 601 Seamless or Welded Pipe N/A Sch. 10 N/A 3 inches N/A 80 mm
A601-10-3500-4000 N/A 3 1/2 Inch Sch. 10 Alloy 601 Seamless or Welded Pipe N/A Sch. 10 N/A 3 1/2 inches N/A 90 mm
A601-10-4000-4500 N/A 4 Inch Sch. 10 Alloy 601 Seamless or Welded Pipe N/A Sch. 10 N/A 4 inches N/A 100 mm
A601-10-5000-5563 N/A 5 Inch Sch. 10 Alloy 601 Seamless or Welded Pipe N/A Sch. 10 N/A 5 inches N/A 125 mm
A601-40-375-675 N/A 3/8 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 3/8 inches N/A 10 mm
A601-40-500-840 N/A 1/2 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 1/2 inches N/A 15 mm
A601-40-750-1050 N/A 3/4 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 3/4 inches N/A 20 mm
A601-40-000-1315 N/A 1 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 1 inches N/A 25 mm
A601-40-1250-1660 N/A 1 1/4 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 1 1/4 inches N/A 32 mm
A601-40-1500-1900 N/A 1 1/2 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 1 1/2 inches N/A 40 mm
A601-40-2000-2375 N/A 2 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 2 inches N/A 50 mm
A601-40-2500-2875 N/A 2 1/2 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 2 1/2 inches N/A 65 mm
A601-40-3000-3500 N/A 3 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 3 inches N/A 80 mm
A601-40-3500-4000 N/A 3 1/2 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 3 1/2 inches N/A 90 mm
A601-40-4000-4500 N/A 4 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 4 inches N/A 100 mm
A601-40-5000-5563 N/A 5 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 5 inches N/A 125 mm
A601-40-6000-6625 N/A 6 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 6 inches N/A 150 mm
A601-40-8000-8625 N/A 8 Inch Sch. 40 Alloy 601 Seamless or Welded Pipe N/A Sch. 40 N/A 8 inches N/A 200 mm
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