| R─618型钻机大口径钻头用复合型截齿 |
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| 引用本文： | 兰方鑫,桂兵祥,张汉斌,刘志坚,张科.R─618型钻机大口径钻头用复合型截齿[J].探矿工程,1999(4):11-12. |
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| 作者姓名： | 兰方鑫 桂兵祥 张汉斌 刘志坚 张科 |
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| 作者单位： | [1]武汉地质勘察基础工程总公司基桩工程部 [2]武汉地质勘察基础工程总公司 |
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| 摘 要： | 介绍了一种新型桩基工程中常用的复合型截齿。该截齿经武汉地质勘察基础工程总公司在长江广场与进口截齿和国内仿制截齿应用对比，表现出多项独特性能。
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| 关 键 词： | 钻机 大口径钻头 复合型截齿 固齿 耐磨 |
Composite Cutters Used in Largediameter Bit for R 618 Drilling Machine |
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| / Lan Fangxin,Gui Bingxiang.Composite Cutters Used in Largediameter Bit for R 618 Drilling Machine[J].Exploration Engineering(Drilling & Tunneling),1999(4):11-12. |
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| Authors: | / Lan Fangxin Gui Bingxiang |
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| Abstract: | A new type of composite cutter bits applied to pile foundation engineering is introduced. The cutter bit possess of several distinctive features comparing with the cutter bits imported from foreign countries and the domestic copy cutter bits by engineering application of Wuhan geological survey and foundation engineering corporation in Changjiang square. |
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| Keywords: | R 618 drilling machine composite cutter bits steel matrix fixed bits hardwearing |
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