DIN EN 17150:2019-11 非飲用水非壓力地下輸送和儲(chǔ)存用塑料管道系統(tǒng) 測(cè)定盒子短期壓縮強(qiáng)度的試驗(yàn)方法
Plastics piping systems for non-pressure underground conveyance and storage of non-potable water - Test method for determination of short-term compression strength of boxes; German version EN 17150:2019