Product Description : ERW Flat Elliptical Steel Tube and Pipe Fence Pannel ERW Flat Elliptical Steel Tube and Pipe Manufacturer Fence Post ERW Flat Elliptical Steel Tube and Pipe Size Cattle Rail ERW Flat Elliptical Steel Tube and Pipe Dimensions 1. Standard: GB/T 13793-2008, JIS G3445, DIN2393, ISO3305, BS1387, EN10305, AS1163, ASTM A500, etc 2. Material: Q195L, Q195, Q215, Q235, STKM 11A, STKM 12A, St28, A53B, St37-2, etc. 3. Specification: A. Flat EllipiticalSteel Pipe Size: 53*35/60*30/97*40/80*40 etc B. Flat Elliptical Steel Pipe Wall Thickness: 0.5 ~ 8.0mm C. Flat Elliptical Steel Pipe Length: 6m or cut as request 4. Certificate: SGS, TUV SUD, BV, ISO9001-2008