1.Products including: straight radiant tubes, w-type tubes, u-type tubes, electric radiant tubes. 2.Application: the various radiant tubes are used in the furnaces for steel mills, like cal(continuous annealing line), Cgl(continuous galvanizing line). 3.Material: High nickle and high chrome heat resistant alloy. We can cast standard alloy like astm, din, bs etc. 37/18nicr, 37/18 hu alloy, 48/26 22h alloy, 38/18nicr(1.4865), 24/24nbtizr, 50cr/50ni(2.4813), 1.4410, 1.4059, 1.4841, 1.4845, 1.4848, 1.4825, 1.4852, 2.4879 or as per customer's requirements 4.Quality control: We carry out very strict quality control from raw material to each step of the process, until the finished product is dispatched. To make sure the highest quality possible, each test is carried out strictly with our in-house testing facilities. The most generally used methods of testing given below: Chemical analysis by spectrometer Mechanical tests in normal and high temperature. Ultrasonic, x-ray, dye penetrant test. Boroscope; eddy current testing; microscope ; pressure tests. Straight radiant tubes, w-type tubes, u-type tubes, electric radiant tubes.