... pipeNominal diameter(DN)outside diameter(OD)Wall thicknessplain endscrewed and socketedpcs/bundleinmmmax(in)min(in)max(mm)min(mm) ... , necking, punching and so on Usage industrypetrol, gas,natrual gas, water pipes for transportation in contruction Packagein bundle or in bulk ... ,ASTM A53, SCH10-40, ASTM A500, API5L, API5CT, DIN2440 and EN10129 Tianjin Lange Steel Pipe Manufacturing Co., Ltd.Tel:86 ...