... EN , DIN ,GB, JISMaterialQ195 , Q215 ,Q235 , Q345ApplicationPetroleum, power,gas metallurgy, papermaking, chemical, medical equipment, aviation, boiler heat, exchanger, ... high-temperature resistant with black painting2 All the production process are made under the ISO9001:2008 strictly3 ... in high qulity steel products . located in Tianjin Industrial Park ,Daqiuzhuang .we have extreme experience in ...