SA516 GR70 or Q235 or A36 pressure vessel/dish end SA516-70 pressure vessel, dishing , conical shape, flat roof ... spherical SA516 GR70 or Q235 or A36 pressure vessel/dish end Our company can supply SA516-70, normal carbon steel, ... Asia & Africa.We can also press U-type revert ring, expansion joint, big/small-mouthed tapered step, butt welded ... SA516 GR70 or Q235 or A36 pressure vessel/dish end (Sabrina)