seamless steel pipe astm a 106 1. Factory sell 2. OD: 10-630mm 3. ASTM ... : Liaocheng Xinglong Seamless Tube Manufacturing Co.,LtdNameseamless steel pipe astm a 106 Brand nameXinglong (ourself)StandardAPI 5CT ,API 5L,ASTM A53 ... -2008, GB8163-2008,GB3087-2008,GB5310-1995,GB6479-2000,ASTM A 53, A106, API 5L/5CT, DIN, JIS etc.greatly. ... pipes /tubes seamless steel pipes /tubes seamless steel pipe astm a 106