KS M ISO 9080:2015 Plastics piping and ducting systems — Determination of the longlongterm hydrostatic strength of thermoplastics materials in pipe form by extrapolation
2020KS M ISO 9080:2020 Plastics piping and ducting systems — Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation
2015KS M ISO 9080:2015 Plastics piping and ducting systems — Determination of the longlongterm hydrostatic strength of thermoplastics materials in pipe form by extrapolation