9字型地脚螺丝GB799预埋螺杆塔吊地脚螺栓M12M16M20M22M24M27-M42

7字地脚螺栓L型地角螺丝预埋件螺栓M12M14M16M18M20M24M27M30M36

9字型地脚螺丝GB799预埋螺杆塔吊地角螺栓M12M16M20M22M24M27-M42

7字地脚螺栓L型地角螺丝预埋件螺栓M12M14M16M18M20M24M27M30M36

国标地脚螺栓预埋螺栓/地脚螺丝M12M14M16M18M20M22M24M27M30-M36

9字型地脚螺丝GB799预埋螺杆塔吊地脚螺栓M12M16M20M22M24M27-M42

7字地脚螺栓L型地角螺丝预埋件螺杆M12M14M16M18M20M24M27M30M36

7字地脚螺栓L型地角螺丝预埋件螺栓M12M14M16M18M20M24M27M30M36

GB799 304不锈钢预埋螺栓 地脚螺栓 L型9字型M10M12M16M20M24M30

9字型地脚螺丝GB799塔吊预埋螺杆地角螺栓M12M16M20M22M24M27-M42

地脚螺栓预埋螺栓/国标地脚螺丝M12M14M16M18M20M22M24M27M30M36

劲功7字地脚螺栓L型地角螺丝预埋件螺栓M12M14M16M18M20M24M27M30

国标地脚螺栓预埋螺栓/地脚螺丝M12M14M16M18M20M22M24M27M30-M36

7字地脚螺栓L型地角螺丝预埋件螺杆M12M14M16M18M20M24M27M30M36

本色地脚螺栓预埋件7字L型地脚螺丝预埋螺栓螺丝 M16M18M20M24M30

地角螺柱螺栓预埋件地脚L型螺丝79字M12M14M16M18M20M24M27M30M36

GB799地脚螺栓L型9字型预埋件螺杆机床地脚螺丝M12M16M20M24M30

地角螺柱螺栓预埋件地脚L型螺丝79字M12M14M16M18M20M24M27M30M36

7字型地脚螺栓L型地脚螺丝预埋件螺栓M12M14M16M18M20M22M24M27

国标地脚螺栓预埋螺栓/地脚螺丝M12M14M16M18M20M22M24M27M30-M36

304不锈钢预埋螺栓 地脚螺栓 L型9字型GB799 M10M12M16M20M24M30

304不锈钢预埋螺栓 地脚螺栓 L型9字型GB799 M10M12M16M20M24M30

GB799塔吊7字型9地角螺杆螺栓地脚螺丝预埋M12M16M20M22M24M27M42

9字型地脚螺栓预埋件塔吊螺丝M12M14M16M18M20M24M30M36地角非标