Hydrogen and oxygen gas generating Oxyhydrogen flame cutting & welding Cutting steel billet & plate NC automatic cutting Generating hydrogen and oxygen mixture gas as ... be fit for normal-production single-torch manual cutting, 1-2 torches NC automatic cutting, flame spray, flame prcessing, electric arc welding, ... 0 13591381196 HGQ-3000/630 Oxyhydrogen flame/electric arc welding cutting machine