***批发***：廖先生136797942430757-83631750批发不锈钢无缝管、焊管、方管、矩型管等产品，执行标准：不锈钢结构管GB/T14975-2002,不锈钢流体输送管GB/T14976-2002,锅炉热交换器不锈钢管GB13296-1991.材质有：201(1Cr17Mn6Ni5N)、202(1Cr18Mn8Ni5N)、301(1Cr17Ni7)、302(1Cr18Ni9)、304(0Cr18Ni9)、304L(00Cr18Ni10)、321（1Cr18Ni9Ti）321H(0Cr18Ni10Ti)、316(0Cr17Ni12Mo2)、316L(00Cr17Ni14Mo2)、309S(0Cr23Ni13)、310S(0Cr25Ni20)、不锈钢管型号规格：Ф3x1Ф4x1Ф5x1Ф6x1Ф34x2-8Ф70x3-10Ф152x3-20Ф8x1-2Ф36x2-8Ф73x3-10Ф159x3-25Ф10x1-2Ф38x2-8Ф76x2-16Ф168x3-30Ф12x1-3Ф40x2-8Ф80x2-16Ф180x3-30Ф14x1-4Ф42x2-8Ф83x2-16Ф219x4-35Ф16x1-4Ф45x2-8Ф89x2-16Ф245x5-35Ф18x1-4Ф48x2-8Ф95x2.5-16Ф273x5-40Ф20x1-5Ф50x2-8Ф102x2.5-18Ф325x5-40Ф22x1-5Ф51x2-8Ф108x2.5-18Ф355x7-40Ф25x1.5-5Ф57x2-10Ф114x2.5-18Ф377x8-45Ф27x2-5Ф60x2-10Ф120x3-18Ф426x8-50Ф28x2-5Ф63x2-10Ф127x3-18Ф456x8-50Ф30x2-8Ф65x3-10Ф133x3-18Ф530x8-50Ф32x2-8Ф68x3-10Ф140x3-20Ф630x10-40-80Ф720x10-80Ф830x10-80)