Nickel 201 Alloy (UNS N02201): Product Introduction
Nickel 201, also known as UNS N02201, is a commercially pure wrought nickel alloy that offers high thermal and electrical conductivity along with good corrosion resistance. This article provides a comprehensive introduction to Nickel 201 Alloy, covering its chemical composition, mechanical properties, performance at different temperatures, industry applications, shapes and sizes, production standards, welding and processing capabilities, advantages and disadvantages, and a comparison with similar alloys.
化學成分
Nickel 201 Alloy is characterized by its high nickel content and low carbon content:
| 元素 | 作品 （％） |
|---|---|
| 鎳 (Ni) | 99.0 分鐘 |
| 碳（C） | 0最大.02 |
| 錳（Mn） | 0最大.50 |
| 矽（Si） | 0最大.35 |
| 銅 | 0最大.25 |
| 鐵 (Fe) | 0最大.40 |
| 硫（S） | 0最大.01 |
機械性質
Nickel 201 Alloy exhibits excellent mechanical properties suitable for various applications:
| 財產 | 價值 |
|---|---|
| 拉伸強度，ksi (MPa) | 50 – 70 (345 – 485) |
| 屈服強度（0.2% 偏移），ksi (MPa) | 15 – 30 (105 – 210) |
| 伸長率（2 英吋中的%） | 40分鐘 |
| 硬度，洛氏 B (HRB) | 45 – 70 |
性能特點
Nickel 201 Alloy offers several performance advantages:
- 耐腐蝕性能： Good resistance to a wide range of corrosive environments, including alkalies, neutral salts, and organic acids. However, it is susceptible to corrosion in oxidizing media.
- 耐溫性： Maintains excellent mechanical properties at both high and low temperatures, suitable for cryogenic applications.
- 電導率和導熱率： 高導電性和導熱性，使其成為電氣元件和熱交換器的理想選擇。
產業應用
Nickel 201 Alloy finds widespread use in various industries due to its unique properties:
| 工業部門 | 應用領域 |
|---|---|
| 電子產品 | Electrical components, including connectors, switches, and electronic components due to its high electrical conductivity. |
| 化學加工 | 在加工設備和儲槽中處理酸、鹼和化學物質。 |
| 食品加工 | 由於其惰性和清潔性，用於處理和加工食品的設備。 |
形狀和尺寸
Nickel 201 Alloy is available in various forms and sizes to meet diverse application needs:
- 形式： 片材、板材、棒材、管材、管道和線材。
- 尺寸： 板材厚度範圍為0.1毫米至50毫米，圓棒直徑範圍為1毫米至300毫米。
生產標準
Nickel 201 Alloy conforms to international production standards ensuring quality and reliability:
| 產品形態 | 可用形狀 | 可供選擇的尺寸 | 生產標準 |
|---|---|---|---|
| 板材/片材 | 板材、板材 | 厚度：0.1 毫米 – 50 毫米 | ASTM B162、DIN 17750 |
| 棒材/棒材 | 圓棒、方棒 | 直徑：1 毫米 – 300 毫米 | ASTM B160、DIN 17752 |
| 管道/管材 | 無縫、焊接 | 外徑：1 毫米 – 300 毫米 | ASTM B161、ASTM B163 |
焊接及加工
Nickel 201 Alloy offers good weldability and processing characteristics:
- 焊接： 可以使用各種方法進行焊接，包括 TIG、MIG 和電阻焊。使用低碳填充金屬來保持耐腐蝕性非常重要。
- 機械加工性： 在退火狀態下具有良好的機械加工性。建議使用硬質合金刀具進行機械加工。
的優點和缺點
| 方面 | 細節 |
|---|---|
| 優點 | 在多種環境下具有高耐腐蝕性，在較寬的溫度範圍內具有優異的機械性能，良好的導電性和導熱性。 |
| 缺點 | 在氧化環境中容易腐蝕，與其他一些鎳合金相比成本較高。 |
與類似合金的比較
Nickel 201 Alloy (UNS N02201) is often compared with other commercially pure nickel alloys such as Nickel 200 (UNS N02200) and Alloy 400 (UNS N04400). Here’s a brief comparison:
| 合金類型/性能 | 鎳 201 合金 (UNS N02201) | 鎳 200 合金 (UNS N02200) | 合金 400 (UNS N04400) |
|---|---|---|---|
| 化學成分 | 高鎳含量，低碳，適合還原環境。 | Similar to Nickel 201 but with higher carbon content, improving strength and hardness. | 高鎳含量和中等到高含量的銅，具有良好的耐腐蝕性。 |
| 耐腐蝕性能 | Good resistance to acids, alkalis, and neutral salts, but susceptible to oxidizing environments. | Excellent resistance to acids, alkalis, and neutral salts, with susceptibility to oxidizing environments. | 在高溫下具有優異的耐海水和蒸氣性能，對多種腐蝕性介質具有良好的耐腐蝕性。 |
| 應用領域 | Electrical components, chemical processing, and food handling due to high electrical conductivity and corrosion resistance. | Chemical processing, electronics, and food handling. | 海洋環境、化學加工和高溫應用。 |
This detailed article introduces Nickel 201 Alloy (UNS N02201), highlighting its chemical composition, mechanical properties, performance characteristics, industry applications, available forms and sizes, production standards, welding and processing capabilities, as well as advantages, disadvantages, and a comparison with similar alloys. Engineers and professionals seeking a highly conductive and corrosion-resistant material for specialized applications will find Nickel 201 Alloy suitable for various demanding environments.