材质:Q345B
使用高强度材质,连接挖掘机小臂与挖斗,松土器,破碎锤等,无需拆卸,使更换更迅速,提高工作效率。适用于各种挖机工作,需要更换挖斗等装置的环境r
| r挖斗种类、性能及使用环境r | r|||
| r类型r | rr材料r | rr配置与性能r | rr使用环境r | r
| r标准型挖斗r | rrQ345Br | rr标准板厚,国产优质斗齿座r | rr一般粘土的挖斗和沙、土砾石和装载等轻作业环境。r | r
| r r r r加强型挖斗r | rr rQ345Br | rr板材加厚,国产优质斗齿座,延长使用寿命r | rr挖斗硬土,混有较软石和土,较软的石头装载等轻作业环境r | r
| r rNM360+Q345Br | rr齿座板及侧刃板选用国产耐磨板,国产优质斗齿座,因而具有耐磨,抗弯能力。r | rr挖掘碎石,砾石,土中混有较硬石块是,次坚石,风化石的装载等重载作业场合。r | r|
| r r r岩石型挖斗r | rr r rHARDOX500+Q345Br | rr地不增加加固板,增加侧护板,安装防护板,斗齿座选用岩石专用韩国SBIC产品。因而具有很强耐磨,抗弯能力。r | rr坚石,爆破后的矿石的装载等重作业环境。r | r
| r三种挖斗材料的化学成分及机械性能比较r | r|||||||||
| r材料r | rr代号r | rr主要化学成分r | rr布氏硬度(HB)r | rr拉伸强度(%)r | rr屈服轻度r | r||||
| rCr | rrSIr | rrMnr | rrPr | rrSr | r|||||
| r锰板r | rrQ345Br | rr0.18r | rr0.55r | rr1.4r | rr0.03r | rr0.03r | rr360r | rr1200r | rr1020r | r
| r国产耐磨板r | rrNM360r | rr0.02r | rr0.3r | rr1.3r | rr0.02r | rr0.006r | rr163-187r | rr470-660r | rr345r | r
| r高强度耐磨板r | rrHARDOX-500r | rr0.20r | rr0.7r | rr1.7r | rr0.025r | rr0.01r | rr470-500r | rr1550r | rr1300r | r
