镀钛钨钢弦轴钉

普通钢琴用的是电镀或普通不锈钢弦轴钉，潮湿的天气容易生锈。强度不够的话钢琴调律的时候会扭断。而斯坦威尼斯钢琴用的是镀钛乌金弦轴钉,其强度是钢的很多倍,稳定性好，不容易断裂。

Ordinary piano is plated or made of ordinary stainless steel string nails, easy to rust in wet weather. If the intensity is not enough, then the piano tuning time will be broken. While the Stan Venice piano is made oftitanium-plated black gold strings. and its strength is many times that of steel.