我国目前较大的400吨锻焊结构热壁加氢反应器是由洛阳石油化工工程公司设计,第一重型机器厂制造,提供给镇海石化总厂油品加工的心脏设备。该反应器本体材料为2~1/4Cr-1Mo钢,内壁堆焊309L+347L双层不锈钢,筒体内径φ3000mm,壁厚200mm,由9个筒节,上下封头、10个接管及两个弯管、裙座、内构件等组成。容 At present, China’s 400-ton forged welded wall hot-wall hydrogenation reactor is designed by Luoyang Petrochemical Engineering Company and manufactured by the first heavy machinery factory and provided to heart equipment of oil processing of Zhenhai Petrochemical Plant. The reactor body material is 2 ~ 1 / 4Cr-1Mo steel, the inner wall of 309L + 347L double-layer stainless steel surfacing, the inner diameter of the cylinder φ3000mm, wall thickness 200mm, by the 9 cylinder head, up and down the head, 10 takeover and two Elbows, skirts, internal components and other components. Rong