Corrosion Resistance UNS N04400 Monel Alloy 400 Rod Size Diameter Light Rod Chemical Equipment
Introduction to Monel 400:
Monel 400 alloy (UNS N04400 or MCu-28-1.5-1.8 or Ni68Cu28Fe) is a nickel based alloy material with excellent corrosion resistance in seawater, chemical solvents, ammonia sulfur chlorine, hydrogen chloride, various acidic media such as sulfuric acid, hydrofluoric acid, hydrochloric acid, phosphoric acid, organic acids, alkaline media, salts, and molten salts.
| element | content, % |
| Ni | 63.0min |
| Cu | 28min~34max |
| Fe | 2.5max |
| Mn | 2.0max |
| C | 0.3max |
| Si | 0.5max |
| S | 0.024max |
| density | 0.318 lb / in3 |
| 8.80g/cm3 | - |
| Elastic modulus | 26 000 ksi |
| heating energy | 0.427 J/g-°C |
| Thermal expansion coefficient, in./in./ F x 106 | - |
| 70-200F | 7.7 |
| 70 - 400 F | 8.6 |
| 70 - 800 F | 8.9 |
| 70 - 1000 F | 9.1 |
The main advantages of Monel 400 alloy include good mechanical properties, a wide range of operating temperatures, excellent welding performance, medium to high strength, and good corrosion resistance.
Mechanical properties and strength: Monel 400 alloy has good mechanical properties and medium to high strength, which can maintain stable physical properties in various environments.
Temperature range for use: This alloy has a wide temperature range for use, maintaining good performance from low to high temperatures and adapting to various working environments.
Welding performance: Monel 400 alloy has excellent welding performance, and satisfactory welding results can be obtained whether it is manual tungsten inert gas arc welding or electrode arc welding.
Corrosion resistance: This alloy exhibits good corrosion resistance in strong acid environments such as sulfuric acid and hydrochloric acid, and is suitable for fields such as chemical engineering and marine engineering.
In addition, Monel 400 alloy also has various surface treatment processes, such as polishing, acid washing, electroplating, etc., which can be selected and combined according to specific needs and application scenarios to improve the surface quality, performance, and functionality of the alloy, making it more suitable for various engineering and application environments
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