... 100mm 2.Certification:ISO9001 Surface:pickled/annealed/mirror polish/Brush stainless steel round tube Namestainless steel round tubeStandardsAISI,ASTM,GB, JIS, DINMaterial201,202,304,304L, ... was founded in 2002,including a stainless steel sales company,stainless steel processing shear center,stainless steel surface processing,stainless steel tube factory. Our company provides product specifications ...