![](https://linkdee.co/uploads/block_images/1a7563558e97b2acf6e58e374e0b169a.png)
Layer 1 info - input form - pipe welder - welding parameter (dates, temp, time, cooling, pressure) - display - pipe manufacturer - pipe number (length, total length) - pipe specs Layer 2 info - raw mat supplier - batch number - COA - raw mat invoice - pipe reports - pipe dimension