... #,45#,16Mn, GRB, Q345B, X42-56, ST44, ST52 etc.5 Testing: Eddy current, Hydrostatic, Ultrasonic, Intergranular corrosion etc.6 Packing: in ... gas, waster as well as shipbuilding, large constructions, machinery, chemical fertilizer equipment, electricity industry etc.8.Main markets: our products are exported ...