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

304不锈钢筛网钩弯钩螺栓带钩预埋件7字地脚挂钩螺丝M8M10M12包邮

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

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

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

304不锈钢直角u型螺丝卡箍方形卡定制方卡扣预埋件螺栓螺杆固定件

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

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

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

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

光伏预埋件U型螺栓热镀锌U型丝热浸锌u型螺栓立柱底座水泥基墩

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

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

304不锈钢方形螺丝U型螺丝方卡丝杆加长直角螺栓预埋件定制定做

M12含挡板国标加长U型螺栓U型螺丝U型管卡扣抱箍骑马卡预埋螺栓

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

地脚螺丝A3钢9字型预埋螺母平垫弹垫套装螺杆GB799地脚螺栓4件套

M10 12 16 20 24 30 36 GB799地脚螺栓预埋螺栓 9字地脚螺丝碳钢