Customization: | Available |
---|---|
Type: | Stainless Steel Bars |
Standard: | ASTM, AISI, GB, JIS, DIN, EN |
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INCOLOY alloys are composed of nickel-chromium-iron as the primary elements. Additives that are used in this alloy to enhance its strength, corrosion resistance include molybdenum, copper and nitrogen. These alloys are classified as super alloys due to their high strength and ability to function at high temperatures.
INCOLOY alloy belongs to the austenitic stainless steel group and is resistant to a variety of corrosive environments. The combination of chromium and molybdenum make this alloy resistant to both oxidizing and reducing acids and salts. The copper content makes it resistant to sulfuric acid.
This datasheet will look into the chemical composition, properties and applications of INCOLOY 028.
The chemical composition of INCOLOY alloy 028 is given in the following table.
Element | Content (%) |
---|---|
Iron, Fe | 29-40.4 |
Nickel, Ni | 30-34 |
Chromium, Cr | 26-28 |
Molybdenum, Mo | 3-4 |
Manganese, Mn | ≤2.5 |
Others | Remainder |
The following table discusses the physical properties of INCOLOY alloy 028.
Properties | Metric | Imperial |
---|---|---|
Density | 8 gm/cm3 | 0.289 lb/in3 |
The mechanical properties of INCOLOY alloy 028 are tabulated below.
Properties | Metric | Imperial |
---|---|---|
Tensile strength(annealed) | 500 MPa | 72.5 ksi |
Yield strength(annealed) | 214 MPa | 31 ksi |
Elongation at Break(Cold worked) | 15% | 50% |
Modulus of Elasticity | 200 GPa | 29000 ksi |
Hardness, Rockwell B | 80-90 | 80-90 |
Hardness, Rockwell C | 33 | 33 |
Some of the designations used to denote INCOLOY alloy 028 are listed below:
Cold rolling may be done on the alloy after annealing.
INCOLOY alloy 028 is used in the following applications:
Stainless steel grade and chemical composition(%) |
Grade | C | Si | Mn | P ≤ | S ≤ | Cr | Ni | Mo | N |
201 | ≤0.15 | ≤1.00 | 5.5-7.5 | 0.06 | 0.03 | 16-18 | 3.5-5.5 | - | ≤0.25 |
202 | ≤0.15 | ≤1.00 | 7.5-10.0 | 0.06 | 0.03 | 17-19 | 4-6 | - | ≤0.25 |
301 | ≤0.15 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 16-18 | 6-8 | - | ≤0.10 |
304 | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 18-20 | 8-10.5 | - | - |
304L | ≤0.03 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 18-20 | 8-12 | - | - |
309 | ≤0.2 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 22-24 | 12-15 | - | - |
309S | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 22-24 | 12-15 | - | - |
310 | ≤0.25 | ≤1.50 | ≤2.00 | 0.045 | 0.03 | 24-26 | 19-22 | - | - |
310S | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 24-26 | 19-22 | - | - |
316 | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 16-18 | 10-14 | 2-3 | - |
316L | ≤0.03 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 16-18 | 10-14 | 2-3 | - |
316H | 0.04-0.1 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 16-18 | 10-14 | 2-3 | - |
316Ti | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 16-18 | 10-14 | 2-3 | ≤0.10 |
317 | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 18-20 | 11-15 | 3-4 | - |
317L | ≤0.03 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 18-20 | 11-15 | 3-4 | - |
321 | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 17-19 | 9-12 | - | ≤0.10 |
321H | 0.04-0.1 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 17-19 | 9-12 | - | ≤0.10 |
409 | ≤0.08 | ≤1.00 | ≤1.00 | 0.045 | 0.03 | 10.5-11.7 | ≤0.50 | - | - |
410 | ≤0.15 | ≤1.00 | ≤1.00 | 0.04 | 0.03 | 11.5-13.5 | ( ≤0.75) | ||
420 | ≥0.15 | ≤1.00 | ≤1.00 | 0.04 | 0.03 | 12-14 | - | - | - |
430 | ≤0.12 | ≤1.00 | ≤1.00 | 0.04 | 0.03 | 16-18 | - | - | - |