***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)、1Cr18Ni9Ti（321）保证材质，不锈钢管型号规格：Ф3x1Ф4x1Ф5x1Ф6x1Ф34x2-10Ф70x3-20Ф152x3-35Ф8x1-2Ф36x2-10Ф73x3-20Ф159x3-35Ф10x1-2Ф38x2-10Ф76x2-20Ф168x3-35Ф12x1-3Ф40x2-10Ф80x2-20Ф180x3-35Ф14x1-4Ф42x2-10Ф83x2-20Ф219x4-40Ф16x1-4Ф45x2-10Ф89x2-20Ф245x5-40Ф18x1-4Ф48x2-15Ф95x2.5-20Ф273x5-40Ф20x1-5Ф50x2-15Ф102x2.5-25Ф325x5-40Ф22x1-5Ф51x2-15Ф108x2.5-25Ф355x7-40Ф25x1.5-5Ф57x2-20Ф114x2.5-25Ф377x8-45Ф27x2-10Ф60x2-20Ф120x3-25Ф426x8-50Ф28x2-10Ф63x2-20Ф127x3-30Ф456x8-50Ф30x2-10Ф65x3-20Ф133x3-30Ф530x8-50Ф32x2-10Ф68x3-20Ф140x3-30Ф630x10-60Ф720x10-60Ф830x10-60有大量非标厚壁管现货。)