Nickel Alloys Monel K500 Pipe Fittings

Nickel Alloys Monel K500 Pipe Fittings are specialized components used to change pipe direction or size, or to connect pipe sections in high-integrity fluid handling systems. Zeron Fasteners manufactures and supplies these vital high-strength fittings from the precipitation-hardenable Monel K500 alloy (UNS N05500). The product is engineered to maintain the same, or even higher, mechanical integrity than the Monel K500 pipe itself, distinguishing itself by offering significantly greater tensile strength and hardness than Monel 400. This is achieved through controlled additions of aluminum and titanium followed by age-hardening. Crucially, Monel K500 is compliant with NACE MR0175 standards, ensuring resistance to Sulfide Stress Corrosion Cracking (SSCC). The primary application of these Monel K500 Pipe Fittings is in severe service pipelines within deep-well petroleum and natural gas production, critical offshore platform piping, high-pressure chemical reactors, and marine installations where corrosion immunity and reliability under extreme stress are non-negotiable.

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Monel K500 Pipe Fittings

Nickel Alloys Monel K500 Pipe Fittings Chemical Composition

Element Content (%)
Nickel (Ni) 63.0 min
Copper (Cu) 27.0–33.0
Aluminum (Al) 2.30–3.15
Iron (Fe) 2.0 max
Manganese (Mn) 1.5 max
Titanium (Ti) 0.35–0.85
Carbon (C) 0.25 max

Nickel Alloys Monel K500 Pipe Fittings Mechanical Properties

Property Value (Age-Hardened)
Tensile Strength (min) 1100 MPa (160 ksi)
Yield Strength (0.2% Offset min) 760 MPa (110 ksi)
Elongation in 4D (min) 20%
Hardness (Brinell typ.) 265-320 HB

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