... .export 1000ton in 2011,have spectrometer,can guarante quality Type1060 Aluminium pipeMaterial1000 series : 1010,1050,1060,1070,1100,1200,etc2000 ... ,5056,5083,5182,etc6000 series: 6005,6061,6063,6082,6351,etc7000 series: 7003,7005,7020,7075,7475,etc8000 series: 8011,8A06,8090 ... Besides, we have our own spectrometer, which could test the aluminium material grade, so, for our quality, you can really feel ...