分析了影响中小直径厚壁电焊钢管质量的因素，并提出了相应的解决措施。
This paper analyses the factors that affect the welded thick- wall steel tubes with middle or small diameters, and provides with corresponding solutions.
电焊可用于修理机器的铁制和钢制部件，还可以用于制作各种各样的钢管和其它钢结构部件。
Electric welding is used to repair iron and steel parts of machinery, and to make steel pipe and frameworks of all kinds.
在钢管脚手架上施工的电焊机、振捣器等用电设备应放置在枯燥的木板上，操作人员应穿戴绝缘的防护用品。
In the construction of steel pipe scaffold on electric welding machine, vibrator and other electrical equipment should be placed in dry wood, operators shall wear insulating protective equipment.
寻求较经济的大修方案，努力使修理后的电焊机达到原有技术性能，以满足钢管生产工艺需要。
It finds better economic overhaul plan and try to make the electric welder repaired reach the original technical properties to meet the demand of pipe production process.
寻求较经济的大修方案，努力使修理后的电焊机达到原有技术性能，以满足钢管生产工艺需要。
It finds better economic overhaul plan and try to make the electric welder repaired reach the original technical properties to meet the demand of pipe production process.
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