Alloy 28 (UNS N08028, W. Nr. 1.4563) is a nickel-iron-chromium alloy with additions of molybdenum and copper. It has excellent resistance to both reducing and oxidizing acids, to stress-corrosion cracking, and to localise attack such as pitting and crevice corrosion. Developed as a material for service is highly aggressive and corrosive environments. The Alloy 28 nickel-iron-chromium are especially resistant to sulfuric and phosphoric acid.
|
C |
Si |
Mn |
Cr |
Mo |
Ni |
Cu |
S |
P |
Fe |
|
alloy 28 |
Min % |
|
|
|
26,0 |
3,00 |
30,0 |
0,60 |
|
|
balance |
Max % |
0,03 |
1,0 |
2,50 |
28,0 |
4,00 |
34,0 |
1,40 |
0,030 |
0,030 |
balance |
Alloy 28 Mechanical properties
Mechanical properties |
Alloy 28 |
Tensile strenght (mpa, min) |
550 - 750 |
Yield strength (0.2% offset mpa, min) |
220 - 250 |
Elongation (%, min) |
40 |
Density / weight (g / cm3 / kg) |
7.9 |
Alloy 28 is widely Used for chemical processing, pollution control equipment, oil and gas well piping, nuclear fuel reprocessing, acid production and pickling equipment.heat exchangers in oil refineries and so on.
We can offer nickel-iron-chromium alloy 28 products and also can provide according to your drawing with high precision, strictly inspection and excellent performance. Katalor also can provide very good after sale service. Our company has established long-term partnership with many clients from many countries and has gained a good reputation in the international market. We sincerely hope to be your reliable supplier of alloy 28.If you need alloy 28,please feel free to contact us by [email protected], we will do our best to help you as soon as possiable!
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