... .0 MPa of hoop stress,1h no seepage, no brokenPassedQualified2)95,4.8 MPa of hoop stress,1h no seepage, no brokenPassedQualified3 ... ,22h no seepage, no brokenPassedQualified4)95,4.6 MPa of hoop stress,165h no seepage, no brokenPassedQualified5)95,4.4 MPa of hoop stress,1000h ...