material | Alloy Steel |
材质:普碳、合金钢、304、316不锈钢、铜;等级:4.8级、8.8级、10.9级、B7;表面处理:镀蓝白锌、热镀锌、发黑;公称直径:M3-M65;公称长度:3mm-6m Material: carbon steel, alloy steel, 304 316 stainless steel, copper; Grade: 4.8,8.8,10.9,B7; Surface treatment: blue and white zinc plating, hot galvanized, black oxide; Nominal diameter: M3-M65; Nominal length: 3mm-6m |