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專業的樁基橋梁聲測管、隧道注漿管、注漿鋼花管的生產廠家
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兩種樁基礎聲測管材質的對比
時間: 2020-05-31 14:52 瀏覽次數:
一般的樁基礎聲測管都是金屬焊管制成,從材料上來說大多數是Q195材質,也有要求使用Q235的。除了這兩種也會遇到客戶需要用無縫鋼管材料的,但是那就極少了。另外還有一個新興的用

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