你好，种类分为：1不锈钢无缝钢管；2不锈钢焊管。按亮度分：普通不锈钢管，亚光不锈钢管，光亮不锈钢管。不锈钢材质：201(1Cr17Mn6Ni5N),202(1Cr18Mn8Ni5N),301(1Cr17Ni7) ,304(0Cr18Ni9),304L(00Cr19Ni10),321(1Cr18Ni9Ti),316(0Cr18Ni12M02),316L(00Cr17Ni14M02),
