galvanized (zink-coated) wire 3.25 mm with the following characteristics:
-Diameter: 3,25 mm +/- 0,10 mm after zink-coating (galvanization)
-Tensile strength: 1020-1050 Mpa, Steel: 65 G.
-Number of kinks (bendings): equal to or more than 4 times to 180 around 9.75 mm mandrel
-Number of twists (torsion): equal to or more than 25 times per 325 mm length
參考答案:镀锌丝3.25mm（毫米），特征参数如下：
--直径：3.25mm +/_0.10mm(镀锌后)
--抗拉强度：1020-1050MPa(兆帕斯卡)，钢：65G.
--卷曲数:4倍于180圈9.75mm芯轴或更多
--扭曲次数：25倍于每325mm长度或更高