精轧螺纹钢采用螺旋型连接器进行连接，沿钢筋长度上任一点切割的钢筋都可以与任何其它长度钢筋相连接，并且连接接头强度高于钢筋的极限破断强度。五、技术参数品名规格级别理重精轧螺纹钢15JL5401.47kg/mPSB785PSB830精轧螺纹钢20PS***02.47kg/mPSB785PSB830精轧螺纹钢25PSB7854.1kg/mPSB830PSB930PSB108013702017915精轧螺纹钢32PSB7856.65kg/mPSB830PSB930PSB1080精轧螺纹钢36PSB7858.41kg/mPSB830PSB930PSB1080精轧螺纹钢40PSB78510.37kg/mPSB830PSB930PSB1080)