Alloys 601

Brand name	Inconel® Alloy 601, Nicrofer® 6023 H

Trade name	Alloy 601

Standards	Material No. 2.4851 EN Designation NiCr23Fe15 UNS N06601 Alloy 601

Description	Alloy 601 / 2.4851 is a nickel-chromium-iron alloy.

Special properties	Excellent resistance to oxidation at high temperatures. Good resistance in stress-corrosion cracking.

Chemical Composition	C % 0.03-0.10 Si ≤ % 0.50 Mn ≤ % 1.00 P ≤ % 0.02 S ≤ % 0.015 Cr % 21.0-25.0 Ni % 58.0-63.0 Ti ≤ % ≤ 0.50 Cu % ≤ 0.50 Al % 1.00-1.70 Co % ≤ 1.50 B % ≤ 0.006 Fe % ≤ 18.0

Mechanical Properties 20°C	Hardness HB 30 ≤ HB 220 0.2% Yield strength Rp ≥ N/mm² 205 Tensile strength Rm N/mm² 550-750 Elongation A5 ≥ % 30 Resistant on air up to °C 1200 Modulus of elasticity kN/mm² 207

Physical Properties 20°C	Density g/cm³ 8.1 Specific heat capacity J/kg K 450 Thermal conductivity W/m K 11.3 Electrical resistivity Ω mm²/m 1.19

Suitable welding filler materials	2.4649

Application	Ceramic furnace, heat treatment furnaces

Available forms for 2.4851 / ALLOY 601	Sheets/Plates Bars Tubes/Pipes Fittings Forged / cast parts Finished part (drawing)