Dear All ,
I have a question about pipe Cold bend . In Table 841.2.3-1 show Minimum Radius of Bend in Pipe Diameters
i supposed Pipe ⌀ 12 " have to Minimum Radius of Bend in Pipe Diameters is 18D
how i calculate and measurement at field , i compared formula in pipeline handbook but i don't know which one is true
Please recommended