As the bolt tension increase, the tension of rail web, stress of joint bar and stress of joint bolt would increase accordingly, but the displacement of rail would become smaller.
螺栓扭矩增大，接头区钢轨轨腰拉力、夹板应力、螺杆内应力都会增大，而钢轨位移会随着螺栓扭矩的增大而减小。
It features a self-sharpening hardened steel blade, a cast metal handle with tension spring to secure in any position, and a safety guard rail with handle lock.
它具有自我锐化淬火钢叶片的铸造处理与春季的紧张局势，以确保在任何位置，以及一个安全护栏手柄锁。
This instrument applies tension test of rope structures in the glass curtain wall, rail, power grid and other industries.
本仪器适用于玻璃幕墙、铁路、电力电网等行业中的各种索结构的张紧力测试。此仪器量程较大、测量的索类范围较广、应用全面。
This instrument applies tension test of rope structures in the glass curtain wall, rail, power grid and other industries.
本仪器适用于玻璃幕墙、铁路、电力电网等行业中的各种索结构的张紧力测试。此仪器量程较大、测量的索类范围较广、应用全面。
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