Incoloy 925 alloy products
Material Family / Incoloy

Incoloy 925

Age-hardenable Incoloy for high-strength sour gas wellhead and downhole equipment.

Introduction

§01 — General

Incoloy 925 is an age-hardenable nickel-iron-chromium alloy that achieves high strength levels through precipitation hardening while maintaining excellent corrosion resistance. It is the material of choice for NACE MR0175 compliant sour gas wellhead components, completion tools and downhole tubular hardware.

Cross-Reference

UNS: UNS N09925
Series: Incoloy
Density: 8.14 g/cm³
Max Temp: 650°C
Standards: ASTM B805 · NACE MR0175 · API 6A

Quick Facts

UNS
N09925
Density
8.14 g/cm³
Max Service Temp
650°C
Series
Incoloy

Available Product Forms

§02 — Forms
ForgingWireFlangeBar & Rod

Key Characteristics

§03 — Features
Precipitation-hardenable to high strength
NACE MR0175 for sour service
API 6A wellhead qualified
Excellent in H₂S + CO₂ environments
Yield strength > 758 MPa achievable

Typical Uses

§04 — Applications
Sour gas wellhead components
Downhole completion tools
High-strength fasteners
Gate valve stems and seats
Subsea Christmas tree components

Frequently Asked Questions

Incoloy 925 FAQ

What is Incoloy 925 used for?

Incoloy 925 is a Incoloy alloy used in Sour gas wellhead components, Downhole completion tools, High-strength fasteners. It offers Precipitation-hardenable to high strength and NACE MR0175 for sour service.

What is the chemical composition of Incoloy 925?

Incoloy 925 is a controlled-composition Incoloy alloy supplied to ASTM B805 and NACE MR0175. We provide the full mill test certificate with heat-specific chemistry on request.

What forms is Incoloy 925 available in?

Incoloy 925 is regularly supplied in Forging, Wire, Flange, Bar & Rod. Custom forms and dimensions available on request.

What is the maximum service temperature of Incoloy 925?

Incoloy 925 is rated for service up to 650°C. Contact our metallurgy team for specific application recommendations.

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