NF：无镍
“Nickel Free”（中文意为“无镍”）在书写和使用过程中常缩写为“NF”，以提升表达的便捷性。这一术语广泛应用于多个综合领域，尤其在未明确分类的行业或场景中频繁出现，常用于标识不含镍的材料或产品，以满足特定使用需求或避免过敏风险。
Nickel Free的英文发音
例句
- The nickel free high nitrogen austenitic stainless steel which adopts nitrogen instead of nickel can save lots of Ni. The mechanical properties and corrosion resistant properties is better than Ni-Cr austenitic stainless steel. So it has the remarkable social benefits and economic benefits.
- 采用以氮代镍的高氮无镍(NF)奥氏体不锈钢可节约大量镍，且力学性能和耐蚀性能还优于铬镍奥氏体不锈钢，具有显著社会效益和经济效益。
- Boiling water sealing, high temperature vapor sealing, cold sealing ( with nickel or nickel free ), medium temperature sealing, organic polymer film and other sealing process were introduced.
- 介绍沸纯水封孔、高温水蒸气封孔、冷封孔（含镍和无镍(NF)）、中温封孔和有机聚合物膜等工艺。
- The trend in phosphate treatment technology has been summarized such as phosphate-free, nickel free, chromium free passivation, low temperature phosphate treatment and surface pretreatment before phosphate treatment.
- 概述了磷化技术在无亚硝酸盐磷化，无镍(NF)磷化，无铬钝化，低温磷化及磷化前表面预处理方面的进展。
- Lead, Cadmium, Nickel, free!
- 主角，镉，镍，自由！
- Our factory has separated sample making room and nickel lead free work room, so you just need to give us your sample or idea then you can receive the actual sample you want.
- 公司另设打样室、展示厅及无铅无镍(NF)生产车间，欢迎来样定制，所有产品可按客户要求进行修改及特殊包装！
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