What does spiral steel pipe number stand for？

　　The so-called spiral steel pipe number is what we often call the batch number of spiral steel pipe. The pipe number of spiral steel pipe is compiled by the manufacturer. Each manufacturer of spiral steel pipe has its own set of rules. The pipe number of spiral steel pipe is usually written by the pipe cutting post on the production line.

　　Every Premier Big Diameter 3400mm SSAW Spiral Steel Pipe is cut down, the corresponding number should be written. When the quality inspector inspects the spiral steel pipe, only the pipe number should be recorded. All the data of the spiral steel pipe inspection should be written after the corresponding pipe number, no matter the spiral steel pipe later. It took many years to weld pipes. As long as the pipe number was traced back to the spiral pipe manufacturer, we can find all the inspection data of the corresponding pipe number according to the pipe number inspection record, including flaw detection record, water pressure record, repairing record, geometric dimension inspection record, appearance record, etc.