Technical Requirements for Assembly of Steel Pipe Components
Steel
tube assembly should be made of special molds, assembled parts as much
as possible with the versatility and interchangeability. On the volume of small or complex structure does not have
Interchange conditions of the components, the production of good marks
left to record for transportation, installation and other damage to the
process of re-processing used.
The inclination of the flange facing the main axis, the allowable
deviation of the displacement of the connecting plate and the allowable
deviation of the displacement of the connecting plate shall meet the
requirements.
Technical requirements for welding of steel rods
Steel pipe welding in addition to meet the design drawings and DL / T
646 transmission line steel pipe manufacturing technology requirements,
should also meet the following requirements:
A) Where automatic submerged arc welding, such as steel
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