Nickel 200 is a pure nickel alloy with excellent chemical stability and corrosion resistance, which is favored due to its excellent performance and wide application fields. This article will give a detailed introduction to the definition, chemical composition, production standard, corrosion resistance, high temperature resistance, typical application range, processing and welding methods, recommended welding materials, material specific gravity and available product range of Nickel 200.
definition
Nickel 200 is an alloy known as “industrial pure nickel” due to its high chemical purity. It is a non-magnetic, high-strength, high-toughness, and metal material with excellent corrosion resistance. Due to its excellent chemical stability and good mechanical properties, it has been widely used in the fields of pharmaceuticals, electronics, aerospace, chemical engineering, and marine engineering. widely used.
chemical composition
The chemical composition of Nickel 200 is very simple, the main element is pure nickel (Ni), its purity exceeds 99.6%. In addition, the alloy contains a small amount of impurity elements such as iron (Fe), copper (Cu), manganese (Mn), silicon (Si), carbon (C), sulfur (S) and the like. The content of these impurity elements is very low, usually no more than 0.5%.
Production standards
The production standards of Nickel 200 mainly include ASTM B160, ASTM B162, ASTM B163, ASTM B725, etc. Among them, ASTM B160 is suitable for the preparation of nickel and nickel alloy rods, ASTM B162 is suitable for the preparation of nickel and nickel alloy plates, ASTM B163 is suitable for the preparation of nickel and nickel alloy seamless pipes, and ASTM B725 is suitable for the preparation of welded nickel and nickel alloy pipes.
Corrosion resistance
Nickel 200 has excellent corrosion resistance, and it shows good corrosion resistance in various media such as acid, alkali, hydrogen, and salt water. It can be used for a long time in various environments and is not easily affected by corrosion, oxidation and embrittlement. In addition, Nickel 200 also has good wear resistance and thermal expansion resistance.
High temperature performance
Nickel 200 has good high temperature resistance and maintains stable mechanical properties and chemical stability at high temperatures. It can be used at high temperature for a long time without thermal expansion, softening, melting and oxidation. Nickel 200 has a low coefficient of thermal expansion and is an excellent thermally stable material that can stably maintain its shape and size at high temperatures.
Typical application range
Nickel 200 has been widely used in many fields due to its good chemical stability, high temperature performance and corrosion resistance. It is often used in the manufacture of chemical equipment, electronic components, marine equipment, aerospace components, medical equipment, food processing equipment, etc. In addition, Nickel 200 can also be used as a catalyst and reactor material in petrochemical and chemical industries.
Processing and Welding Methods
Nickel 200 can be machined and manufactured by a variety of machining and welding methods. Hot processing includes hot forming, hot rolling, hot extrusion, hot forging, etc., and is suitable for the production of plates, bars, pipes and other products. Cold processing includes cold rolling, cold drawing, cold extrusion, cold coiling, etc., which can produce high-precision filaments, sheets, thin-walled tubes and other products. During the processing, it is necessary to pay attention to controlling the processing temperature, processing speed, cutting speed and other parameters to ensure the quality and performance of the product.
heat treatment
The performance of Nickel 200 changes little during heat treatment, and commonly used heat treatment methods include annealing and solution treatment. Annealing can improve the ductility and toughness of the material, and solution treatment can improve the strength and hardness of the material. In the process of heat treatment, it is necessary to pay attention to controlling parameters such as temperature, time, and cooling rate to ensure the performance and quality of the material.
Machining
Nickel 200 has good machinability and can be turned, drilled, milled, cut, etc., using traditional machining equipment. During machining, it is necessary to select appropriate cutting tools, coolants and cutting parameters to ensure machining efficiency and product quality.
welding
Nickel 200 can be joined by a variety of welding methods, such as manual arc welding, argon arc welding, plasma welding, laser welding, etc. In the welding process, it is necessary to select the appropriate welding material and welding method to ensure the quality of the weld and the performance of the material. It is recommended to use pure nickel, nickel alloy, steel, stainless steel and other materials as welding materials. At the same time, parameters such as welding temperature and welding speed need to be controlled to avoid defects such as cracks and deformation.
Recommended Welding Materials
Pure nickel (Ni200), nickel-molybdenum alloy (NiMo), nickel-molybdenum-iron alloy (NiFeMo), nickel-cobalt-iron alloy (NiCoFe) and other materials are recommended as welding materials for Nickel 200. These materials have good welding properties and chemical stability, which can ensure the quality and long-term stability of welded joints.
Material specific gravity
Nickel 200 has a density of 8.89 g/cm³ and a relatively large specific gravity, making it a relatively heavy metal material. When using Nickel 200 to manufacture products, factors such as its weight and volume need to be considered to ensure the safety and comfort of the product.
Available product range
Nickel 200 can produce products of various specifications and shapes, including plates, rods, pipes, wires, thin plates, thin-walled pipes, flanges, pipe fittings, etc. These products have excellent corrosion resistance and high temperature performance, and are widely used in chemical industry, electronics, aerospace, marine engineering, medical equipment, food processing and other fields.
in conclusion:
Nickel 200 is a pure nickel alloy with excellent chemical stability and corrosion resistance, which is favored due to its excellent performance and wide application fields. This article gives a detailed introduction to the definition, chemical composition, production standard, corrosion resistance, high temperature resistance, typical application range, processing and welding methods, recommended welding materials, material specific gravity and available product range of Nickel 200.
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Post time: Aug-26-2023
