C22 / 2.4602
Alloy C22 is very resistant to many corrosive media under oxidizing and reducing conditions. It is, for example, resistant to:
- Splitting, cracking and pitting corrosion
- Moist chlorine gas
- Chloride and hypochlorite ion attacks
- chlorine dioxide
- Solutions of oxidizing salts
Material Data Sheet
Material Designation | 2.4602 |
Alloy | Alloy C22 |
EN Material Symbol | NiCr21Mo14W |
UNS | N06022 |
VdTÜV Datasheet | 479 |
Main fields of application of alloy C22
Alloy 22 is used in the petrochemical and chemical industry. 2.4602 is a common material when it comes to contact with hot, contaminated mineral acids, solutions or seawater. It is used also in bleaching containers (such as in the pulp and paper industry) and acetic acid production in a reactor. Alloy 22 also occurs in components with sour gas applications.
Chemical composition of alloy C22
C | Si | Mn | P | S | Cr | Mo |
% | ≤ % | ≤ % | ≤ % | ≤ % | % | % |
0-0.01 | 0-0.08 | 0-0.5 | 0-0.015 | 0-0.005 | 20.0-22.5 | 12.5-14.5 |
Ni | Co | Fe | W | V |
% | ≤ % | % | % | % |
50.0-63.0 | 0-2.5 | 2.0-6.0 | 2.5-3.5 | 0-0.35 |
Characteristics of alloy C22
Temperature Range | Material for wet corrosion |
Density | 8.61 g/cm³ |
Melting Range | 1355 - 1400°C |
ISO-V notch impact toughnessISO-V notch impact toughness | ≥ 150 J/cm² at room temperature |
≥ 120 J/cm² at -196°C |
Filler metal (for welding with alloy C22)
Welding Rod (WIG) 2.4635
Delivery program
Sheets / Plates mm
2 - 15
Bars / Billets diameter mm
115sq
Precision strip mm
0.1 - 0.5
Coil mm
0.5 - 4
With short delivery time:
plates or sheets, tubes, flanges, forged or die-cut rings and round blanks, elbows, T-fittings, reductions, screws, nuts or washers according to your request. According to your individual wishes, we are able to cut our material with our plasma- or water jet cutter. Our material is stocked in superformats of 2000x6000mm. Cut to size on request.
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