上海创端***生产钛无缝管牌号：:GR1GR2GR3GR7GR9GR12GR16GR17;TA1TA2TA3TA7TA9TA12TA16TA17等尺寸(mm):外径0.8~168;壁厚:0.1~7;***大长度:18000MM;标准:ASTMB338,A***ESB338,ASTMB37,ASTMB861,GB/T3624，GB/T3625等)