Nickel Alloys Monel 400 Socket Head Cap Screws

Nickel Alloys Monel 400 Socket Head Cap Screws are precision-machined threaded fasteners featuring a cylindrical head and an internal hexagon drive. Zeron Fasteners specializes in manufacturing and supplying these high-strength screws from the rugged Monel 400 nickel-copper alloy (UNS N04400). The unique design allows for flush assembly in counterbored holes and maximum tightening torque due to the internal hex drive, making them essential for compact, powerful assemblies. The defining characteristic of this product is its superior resistance to various corrosive environments, including neutral and alkaline salts, brines, and non-oxidizing acids, coupled with high mechanical properties. The primary application of these Monel 400 Socket Head Cap Screws is in machine tool assemblies, automation equipment, high-pressure valves, and chemical processing components where strong, sleek, corrosion-proof fastening is required.

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Monel 400 Socket Head Cap Screws

Nickel Alloys Monel 400 Socket Head Cap Screws Chemical Composition

Element Content (%)
Nickel (Ni) 63.0 min
Copper (Cu) 28.0–34.0
Iron (Fe) 2.5 max
Manganese (Mn) 2.0 max
Silicon (Si) 0.5 max
Carbon (C) 0.3 max
Sulfur (S) 0.024 max

Nickel Alloys Monel 400 Socket Head Cap Screws Mechanical Properties

Property Value
Tensile Strength (min) 550 MPa (80 ksi)
Yield Strength (0.2% Offset min) 240 MPa (35 ksi)
Elongation in 4D (min) 35%
Hardness (Brinell max) 175 HB

Nickel Alloys Monel 400 Socket Head Cap Screws Products Feature