... Lengths: 10-12 feet 1.Size and type: Bolt: M3-M64 hexagonal head, hex socket head, CSK,flange ... 321, 317L, 2507, 2205, 254SMO, AL6XN, 1.4501,1.4529.Inconel X750 Inconel718 GH2132 Super duplex stainless steel ... F55, F51,F53 HastelloyB&C, Inconel, Incoloy etc.3.Standards: GB ,ANSI ... .Chemical Element:AISIC≤0.08 Si≤1.00 Mn≤2.00 P≤0.045 S≤0. ...