The result shows that welding quality of steel pipe is improved obviously.

实施结果证明，钢管的焊接质量得到明显的提高。

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Have you been looking for a very good price and quality of steel pipe fittings suppliers?

您是不是一直没有找到一家价格和质量都很理想的钢材管件供应商呢？

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Therefore, the pile of steel pipe piles of construction technology and research have a practical significance.

因此，对钢管桩的沉桩施工工艺进行分析和研究就有了现实意义。

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Lone Star Technologies, a Dallas producer of steel pipe used in oil wells, fits the bill.

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That could have been a solid steel joint between two sections of drill pipe.

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The towers were "built as a pipe, " with the steel frame of its exterior facade supporting the buildings, he told CNN.

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