... Dipped Galvanized Steel Pipe 1.Used for building 2.Material:DX51D SGCC 3.ISO 4.Market:Asia USA Europen South Africa ... gardesTDC51D2,TDC51D+AZ,TDC51D, GR.A, GR. B, SPCC, SPHC, DX51D,ect.StandardJIS G3302, JIS G3313, ASTM A653, GB/T2518-88 ... ) Standard:GB,JIS3312.ASTM2) Material: SGCC,Q195-Q235B,SPCC,DC01,DX51D+Z ETC.3) Thickness: 0.14-1.2mm4) Width:750mm ...