... etc rivet welding, casting and forging pieces such as 180 T oxygen converter, 1550/250 mm Our company has branch factories ... , steel making, chemical industry, rolling steel, etc. Such as 180 T oxygen converter, 1550/250 mm slab CCM,18X29 ball mill ... can undertake the processing of various metal structure equipments, large overhead crane, pressure vessel I of category I&II& III, oil tank ...