Patched Upd | Asme Standard

The tank operated safely for another 12 years. The cost was $18,000 versus $140,000 for a new tank. The state inspector approved the "R" stamp documentation.

Source: Li, M., Zhang, Y., & Li, G. (2018). Stress Analysis of Patched Pipes under Internal Pressure. Journal of Pressure Vessel Technology, 140(3), 031201. asme standard patched

Why do inspectors fail ASME Standard Patched repairs? Look out for these red flags: The tank operated safely for another 12 years