INCOLOY 925 is a nickel-based alloy with excellent corrosion resistance and high temperature resistance, which will be fully introduced below.
1. Definition
INCOLOY 925 is a nickel-based alloy with good corrosion resistance and high temperature resistance. It is an alloy with high strength, high toughness and good machinability at high temperature.
2. Chemical composition
The chemical composition of INCOLOY 925 is as follows:
Nickel (Ni): 42.0-46.0%
Chromium (Cr): 19.5-22.5%
Iron (Fe): 22.0-24.5%
Molybdenum (Mo): 2.5-3.5%
Copper (Cu): 1.5-3.0%
Titanium (Ti): 0.03-0.10%
Aluminum (Al): 0.10-0.50%
Carbon (C): 0.03% max
Manganese (Mn): 1.0% max
Silicon (Si): 0.50% max
Phosphorus (P): 0.03% max
Sulfur (S): 0.03% max
Nitrogen (N): 0.03% max
3. Production standard
Production standards for INCOLOY 925 include ASTM B805, AMS 5383, ISO 15156-3, etc.
4. Corrosion resistance
INCOLOY 925 has good corrosion resistance in a variety of corrosive media, including sulfuric acid, hydrochloric acid, nitric acid, hydrofluoric acid, chloride, etc., especially for chloride corrosion.
5. High temperature resistance
INCOLOY 925 has excellent high temperature resistance and can work at high temperature for a long time, the maximum working temperature can reach 650℃.
6. Typical application range
INCOLOY 925 is widely used in petroleum, chemical industry, aviation, aerospace, nuclear industry and other fields, such as oil refining units, chemical reactors, natural gas processing equipment, ocean engineering, satellite propulsion systems, nuclear reactors, etc.
7. Thermal processing
INCOLOY 925 is easy to process at high temperatures and can be hot worked by forging, hot rolling, hot extrusion, etc.
Eight, cold processing
INCOLOY 925 performs well in cold working and can be cold worked by cold drawing, cold rolling, etc.
Nine, heat treatment
INCOLOY 925 can be heat treated by annealing, solid solution, aging, etc. to improve the mechanical properties and corrosion resistance of the material.
10. Machining
INCOLOY 925 can be machined by drilling, milling, turning, cutting, etc., but care needs to be taken to avoid excessive heating and excessive cutting.
11. Welding
INCOLOY 925 can be welded by TIG, MIG, SMAW, etc. Attention should be paid to the selection of appropriate welding materials and welding processes to ensure the quality and performance of welded joints.
12. Recommended welding materials
It is recommended to use ERNiCrMo-3 welding wire for welding.
Thirteen, material specific gravity
INCOLOY 925 has a specific gravity of 8.14 g/cm³.
Fourteen, mechanical properties
The mechanical properties of INCOLOY 925 are as follows:
Tensile strength: ≥760 MPa
Yield strength: ≥345 MPa
Elongation: ≥30%
Hardness: ≤HB302
15. Range of available products
INCOLOY 925 is available in a range of products including pipes, plates, bars, flanges, fittings, etc. In the process of production and sales, we need to pay attention to quality control, delivery time management, customer service and other aspects to meet the needs of customers.
In short, INCOLOY 925 is a nickel-based alloy with excellent corrosion resistance and high temperature resistance, which is widely used in petroleum, chemical, aviation, aerospace, nuclear industries and other fields. In the process of processing and application, it is necessary to pay attention to the problems of material performance, welding process, quality control, etc., so as to ensure the quality and performance of the product.
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Post time: Aug-26-2023
