由于两种金属的膨胀率不同，当温度变化时，恒温制弹簧将卷绕或松开。
Because of differences in the expansion rates of the two metals, the thermostatic spring winds up or unwinds with changing temperature.
本公司主要经营螺钉，螺母，弹簧螺母，螺栓，垫圈，牙棒，金属膨胀螺丝，异型冲压件，非标件，五金工具等。
My company mainly manages the bolt, the nut, the spring nut, the bolt, the gasket, the tooth stick, the expansion of metal screw, the heterogeneous pressing part, non-tender, hardware tool and so on.
平垫片和弹簧垫片，它们安装在防退膨胀管和螺栓六角帽之间的螺杆上；
The flat gasket and the spring gaskets are arranged on the bolt between the ante-receding expansion pipe and the hexagonal cap of the bolt.
此关节采用板弹簧为柔性骨架，波壳弹性体受气压后轴向膨胀作为肌肉动力。
The joint uses the spring-beam as a flexible framework, and the expandable cylindrical bellows elastomers by air pressure are used as a muscle.
水平烟管采用弹簧吊、中心滚动支座，可减少管道热膨胀移动时的摩擦阻力；
A horizontal smoke pipe adopts a spring suspender and a central roller support, and the friction resistance generated by the thermal expansion the pipe when moving is reduced.
水平烟管采用弹簧吊、中心滚动支座，可减少管道热膨胀移动时的摩擦阻力；
A horizontal smoke pipe adopts a spring suspender and a central roller support, and the friction resistance generated by the thermal expansion the pipe when moving is reduced.
应用推荐