ellip dish material: SA516Gr70 or equivalent, SA387Gr11CL2, ss304,316L, ID:300-7500 min thk A/F: 6-220

ellip 2:1 dish head (se head-semi-elliptical head)material: SA516Gr70 or equivalent, SA387Gr11CL2, ss304,316L,etcID:300-7500min thk A/F: 6-220

forming method: spinning or pressing

heat treatment: normalized or hot-rolled for cs, solution annealing for ss

chemicals and mechanical property retesting

MTC for the plate

NDT(UT,MT,RT)

ellip dish