Hastelloy C alloy has corresponding similar grades in different countries and regions, as follows:
-USA: Hastelloy C, UNS N10002
-China: NS321
Europe: 2.4819
-Japan: NW6020
Hastelloy C
Hastelloy C Alloy Properties
Hastelloy C is a nickel-molybdenum-chromium alloy with excellent corrosion resistance and high temperature resistance, especially in acidic and oxidizing environments. The alloy is widely used in harsh environments in the chemical, petroleum and nuclear industries.
Ingredients
|
element |
Content (%) |
|
Nickel (Ni) |
margin |
|
Chromium (Cr) |
14.0-16.0 |
|
Molybdenum (Mo) |
15.0-17.0 |
|
Iron (Fe) |
4.0-7.0 |
|
Tungsten (W) |
3.0-4.5 |
|
Cobalt (Co) |
≤ 2.5 |
|
carbon (C) |
≤ 0.01 |
|
Silicon (Si) |
≤ 0.08 |
|
Manganese (Mn) |
≤ 1.0 |
|
Phosphorus (P) |
≤ 0.04 |
|
Sulfur (S) |
≤ 0.03 |
Physical Properties
|
performance index |
value |
|
density |
8.94 g/cm³ |
|
melting point |
1325-1370°C |
|
Coefficient of thermal expansion (20-1000°C) |
11.4 x 10⁻⁶ /°C |
|
thermal conductivity |
10.0 W/(m·K) |
|
modulus of elasticity |
206 GPa |
heat treatment
|
Processing Steps |
Description |
|
solution treatment |
was heated at 1150°C and then rapidly cooled. |
machining and welding
·Cold working: suitable for cold drawing and cold rolling, which can increase strength.
·Hot processing: It should be carried out between 900-1175°C.
·welding: suitable for TIG and MIG welding, after welding can be solid solution heat treatment.
Application
·chemical equipment: used for reaction kettle, pipeline and heat exchanger.
·oil industry: used in oil refining equipment and drilling platforms.
·Nuclear industry: Suitable for highly corrosive components in nuclear reactors.
·pollution control: used for key components in flue gas desulfurization systems.
Hastelloy C alloys are available in different shapes and sizes, including plate, bar, wire and forgings.
