304不锈钢管等于S30408不锈钢管

304L不锈钢管等于 S30403不锈钢管

321不锈钢管等于 S32168不锈钢管

不锈钢管的应用种类有：产品名称：结构用不锈钢管、流体输送用不锈钢管、锅炉热交换器用不锈钢管、高压锅炉用不锈钢管、石油裂化不锈钢管、石化用不锈钢管、电力核工业用不锈钢管、食品卫生用不锈钢管、船用不锈钢管、电子洁净不锈钢管。

不锈钢管常见材质有：

304(06Cr19Ni10),304L(022Cr19Ni10),304N(06Cr19Ni10N),321(06Cr18Ni11Ti),321H(07Cr17Ni11Ti)316(06Cr17Ni12Mo2),316L(022Cr17Ni12Mo2),316LN(022Cr17Ni12Mo2N), 316Ti(06Cr17Ni12Mo2Ti),317L(022Cr19Ni13Mo3)347H(07Cr18Ni11Nb),347HFG,310S(06Cr25Ni20),S30815(253MA),S31803,S32750,S32760,S3220,N08904(904L),S31254(6Mo),N08367(6Mo), S30432,S31042,TP410，TP420，TP409，N04400, N06600, N06601, N06617, N06625, N06690, N08800,N08810, N08811, N08825, N08020, N08367.