... end SA516-70 pressure vessel, dishing , conical shape, flat roof shape, spherical SA516 GR70 or Q235 or A36 pressure vessel ... different shapes: elliptic shape, dishing shape, conical shape, flat roof shape, spherical arched shape and boiler profiled shape, shell, un ... Asia & Africa.We can also press U-type revert ring, expansion joint, big/small-mouthed tapered step, butt welded elbow, manhole, ...