钢丝绳手扳牵引机主要零件材质
钢丝绳手扳牵引机一种新型、高效、安全、耐用的起重机械产品也就是起重行业常用的“手扳葫芦”,主要适用于工厂、矿山、建筑工地、码头、运输等各种场合,是设备安装、货物起吊、物体固定、绑扎和牵引的理想工具,尤其是任意角度的牵引和在场地狭小,露天作业和无电源的情况下,更显示其优越性。沪工简单介绍钢丝绳手扳牵引机的一些主要零件的材质
1、吊钩必须用性能不低于GB 699—65《优质碳素结构钢钢号和一般技术条件》中的20钢制造。
2、夹紧板、曲柄、前进杆、反向杆、连杆、反向连杆、侧板、小齿轮、扇形齿轮和夹子必须用性能不低于GB 699中的45钢制造。
3、弹簧必须用YB 248—64《碳素弹簧钢丝》中的中级碳素弹簧钢丝制造。
4、采用的原材料必须有制造单位的合格证明,否则应进行化学分析和机械性能试验。
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