Heat Exchangers & Applications For The Steel Industry Heat exchangers in the steel industry recover energy from furnaces and cooling circuits while protecting equipment from thermal overload. Key applications include furnace off-gas cooling, rolling-mill cooling water, coking by-product recovery and closed-loop water systems. Center Enamel (Shijiazhuang Zhengzhong Technology Co., Ltd) supplies heavy carbon and stainless steel pressure equipment with documented high-temperatur