hexagon bolt with flange 六角头法兰面螺栓
hexagon bolt with collar 六角头凸缘螺栓
hexagon headed bolt 六角头螺栓 ; 六角头螺
dual-head hexagon bolt 双头六角螺栓
Hexagon bolt and nut assemblies 六角螺栓和螺母组件
hexagon head bolt 六角头螺栓
inner-hexagon bolt 内六角螺栓
large hexagon bolt 大六角头螺栓
Single-head hexagon bolt 单头六角螺栓
Tighten the inner hexagon bolt whose function is to prevent valve disc from rotating and breaking the springs.
拧紧防止阀板转动的内六角螺栓，其作用是防止阀板转动拧断弹簧。
Our products are: "Ji Da "brand hexagon bolt, 10.9 steel bolts, anchor bolts, weld screws, drilling screws, rivet, bolt.
公司生产的产品有：“冀达”牌六角螺栓、10.9级钢结构螺栓、地脚螺栓、焊钉、钻尾钉、拉铆钉、膨胀螺栓。
EN14399-4:2005 High-strength structural bolting assemblies for preloading-Part 4: System HV-Hexagon bolt and nut assemblies.
预载荷高强度结构螺栓连接副-第4部分：HV系统-连接副的螺栓和螺母。
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