ERW casing is applicated widely in oil and gas industry and substituted for seamless tubing for its high precision, excellent properties, easy controlling of quality and low cost etc.
ERW套管和无缝套管相比，具有尺寸精度高、焊缝韧性好、抗挤压性能好、质量易于控制以及成本低等优势。
ERW casing is applicated widely in oil and gas industry and substituted for seamless tubing for its high precision, excellent properties, easy controlling of quality and low cost etc.
ERW套管和无缝套管相比，具有尺寸精度高、焊缝韧性好、抗挤压性能好、质量易于控制以及成本低等优势。
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