List of Alloys & profiles

List of Alloys & profiles

Alloy Wire International

Datasheet: Inconel® 625

Inconel® 625

A Nickel-Chromium-Molybdenum alloy with excellent corrosion resistance in a wide range of corrosive media, being especially resistant to pitting and crevice corrosion. It is a favourable choice for sea water applications.

Available in all profile options

alloy featured image inconel Inconel® 625

Key Features

Excellent corrosion resistance in a wide range of corrosive media
Especially resistant to pitting and crevice corrosion
Good for sea water applications


Designations

W.NR 2.4856
UNS N06625
AWS 012

Specifications

AMS 5666
ASTM B446
BS 3076 NA 21
ISO 15156-3
(NACE MR 0175)

Chemical Composition

ElementMin %Max %
C0.10
Mn0.50
Si0.50
P0.015
S0.015
Cr20.0023.00
Co1.00
Mo8.0010.00
Fe5.00
Al0.40
Ti0.40
Ni58.00
Nb/Cb3.154.15
Ta0.05
Cu0.5

Alloy Details

DensityMelting PointCoefficient of ExpansionModulus of RigidityModulus of Elasticity
8.44 g/cm³1350 °C12.8 μm/m °C (20 – 100 °C)79 kN/mm²205.8 kN/mm²
0.305 lb/in³2460 °F7.1 x 10-6 in/in °F (70 – 212 °F)11458 ksi29849 ksi

Heat treatment of finished parts

Condition as supplied by AWITypeTemperatureTimeCooling
Annealed or Spring TemperStress Relieve260 – 370°C  (500 – 700°F)0.5 – 1hrAir

Properties

Annealed
Approx. tensile strength< 1050 N/mm²< 152 ksi
Approx. operating temperature -200 to +340 °C-330 to +645 °F
Spring Temper
Approx. tensile strength1300 – 1600 N/mm²189 – 232 ksi
Approx. operating temperatureup to +200 °Cup to +395 °F

The above tensile strength ranges are typical. If you require different please ask.

*Trade name of Special Metals Group of Companies