... A53,GB/T3091,EN102552. Size: 1/2"-56"3. WT:1.0-60mm4. Length: max 12m 5. Pipe ends 1). Plain end 2). Bevelled end ... America, Europe, Middle East, Southeast China. ERW/LSAW WELDED STEEL PIPE NON-GALVANIZED AND HOT DIPPED GALVANIZEDSTANDARD: ASTM A53, BS1387, GB ... .5508×10-28800×10-40 60.3×1.0-5.75323.3×2.0-15.5510×10-28810×10-40 73.0×1.0-5.0351×5.5 ...