在井架的制造过程中,焊接缺陷、焊接变形和焊接冷裂纹是影响井架质量的关键因素。
During the manufacture of oil derrick, such factors as welding defects, deforming and cold crack have key effect on the oil derrick quality.
结合工程实践对施工工艺、设施布置、井架制安、质量安全要求进行了介绍。
This article introduces the construction technology, facilities layout, derrick system security, quality and safety requirements.
本文介绍了大型箱型钢结构井架的制作方法及质量控制要素。
The article describes the fabrication methods and quality control factors on Heavy Box-Type Steel Headframe.
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