Stainless Steel - Grade 410NiMo / 1.4006

Description

410NiMo/1.4006 is a stainless steel alloy primarily used for welding applications. It is characterized by its good corrosion resistance and mechanical properties, making it suitable for various industrial applications, especially in environments requiring high strength and wear resistance.

Chemical Composition

The chemical composition of 410NiMo is as follows:

Element	Weight %
Carbon (C)	0.06 max
Manganese (Mn)	0.6 max
Phosphorus (P)	0.03 max
Sulfur (S)	0.03 max
Silicon (Si)	0.5 max
Chromium (Cr)	11-12.5
Nickel (Ni)	4-5
Molybdenum (Mo)	0.4-0.7
Copper (Cu)	0.75 max

Mechanical Properties

The typical mechanical properties of 410NiMo are:

Property	Value
Ultimate Tensile Strength	118,900 psi (820 MPa)
Yield Strength (0.2%)	91,350 psi (630 MPa)
Elongation (%)	20%

Thermal & Physical Properties

Density: Approximately 7.75 g/cm³

Melting Point: 1400-1450°C (2550-2640°F)

Thermal Conductivity: 25 W/m•K (at 20°C)

Other Designations

410NiMo is also designated under various standards:

UNS: S41086

AWS: ER 410NiMo

DIN: 1.4006

Fabrication and Heat Treatment

Welding: Preheating and interpass temperatures should be maintained at not less than 300°F. Post-weld heat treatment should not exceed 1150°F to avoid hardening.

Heat Treatment: Solution annealing at 1050-1100°C followed by rapid cooling is recommended to enhance toughness and ductility.

Applications

410NiMo is widely used in:

Welding of cast and wrought materials of similar composition

Hardfacing applications in industries such as hydroelectric power, pulp and paper machinery, and gas turbine rebuilding

Manufacturing components that require high wear resistance

Supplied Forms

410NiMo is typically supplied in:

Welding wire (TIG, MIG)

Solid wire for various welding processes

Features

Excellent resistance to corrosion and pitting

High strength and toughness

Stable arc and spatter-free welding characteristics

This datasheet provides a comprehensive overview of the 410NiMo/1.4006 grade, suitable for engineers and professionals in the welding and materials science fields.

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