本发明涉及一种镀层内应力可控的半光亮镍电镀液及利用该镀液进行电镀的方法，属于电镀领域。一种镀层内应力可控的半光亮镍电镀液，其特征在于：所述电镀液为水溶液，并由下述组分组成：硫酸镍200‑300g/L，氯化镍20‑80g/L，硼酸10‑50g/L，乙酸0.1‑2.0g/L，香豆素0.1-2.0g/L，十二烷基硫酸钠0.01‑0.2g/L，丙炔醇0-0.50g/L，电位差稳定剂20‑30g/L。本发明的半光亮镀液性能稳定，成分安全无毒，对人体及周边环境危害小；本发明镀液成本较低、可多次重复使用；本发明通过改变电镀液中添加剂的含量，实现对于镀层内应力的控制，可根据需求调控镀层内应力。

The present invention relates to a semi bright Ni plating solution with controllable internal stress of a coating and a method for electroplating using the plating solution, belonging to the field of electroplating. A semi bright nickel plating solution with controllable internal stress in the coating, characterized in that the plating solution is an aqueous solution composed of the following components: nickel sulfate 200-300g/L, nickel chloride 20-80g/L, boric acid 10-50g/L, acetic acid 0.1-2.0g/L, coumarin 0.1-2.0g/L, sodium dodecyl sulfate 0.01-0.2g/L, propargyl alcohol 0-0.50g/L, and potential difference stabilizer 20-30g/L. The semi bright plating solution of the present invention has stable performance, safe and non-toxic composition, and little harm to human body and surrounding environment; The plating solution of the present invention has low cost and can be reused multiple times; The present invention controls the internal stress of the coating by changing the content of additives in the electroplating solution, which can regulate the internal stress of the coating according to requirements.