Chemical Composition Test                                              Chemical Test
 
                          Chemical Testing                                       Computer Record for testing result

                                                            Hardness Test
  
                       Impact Test                                              Portable Chemical Analyzing

                                                         Tensile Test

100% prompt delivery in the past 3 years.

100% dimensional check and 100% visual inspection on tube surfaces.

100% eddy current test and ultrasonic test for detecting longitudinal and transversal defects.