钢管PIPE ASME B36.10M ASTM A671 Gr CC65 CL 12 13 22 23

钢管PIPE ASME B36.10M ASTM A671 Gr CC60 CL 12 13 22 23

钢管PIPE ASME B36.10M ASTM A672 Gr .B70 CL.12 13 22 23

钢管PIPE ASME B36.10M ASTM A672 Gr .B65 CL.12 13 22 23

钢管PIPE ASME B36.10M ASTM A672 Gr .B60 CL.12 13 22 23

钢管PIPE ASME B36.10M ASTM A672 Gr .C70 CL.12 13 22 23

钢管 PIPE ASME B36.10M ASTM A672 Gr .C65 CL.12 13 22 23

钢管PIPE ASME B36.10M ASTM A672 Gr .C60 CL.12 13 22 23

钢管 PIPE ASME B36.10M ASTM A671 Gr .CB70 CL.12 13 22 23

钢管 PIPE ASME B36.10M ASTM A671 Gr .CB65 CL.12 13 22 23

钢管PIPE ASME B36.10M ASTM A671 Gr .CB60 CL.12 13 22 23

钢管PIPE ASME B36.10M ASTM A671 Gr 70 CL.12 13 22 23

钢管PIPE ASME B36.10M ASTM A671 Gr 65 CL.12 13 22 23

钢管PIPE ASME B36.10M ASTM A671 Gr 60 CL.12 13 22 23

焊管PIPE ASME B36.10M ASTM A672 Gr B70 CL 12 13 22 23

焊管PIPE ASME B36.10M ASTM A672 Gr B65 CL 12 13 22 23

焊管PIPE ASME B36.10M ASTM A672 Gr B60 CL 12 13 22 23

焊管PIPE ASME B36.10M ASTM A672 Gr C70 CL 12 13 22 23

焊管PIPE ASME B36.10M ASTM A672 Gr C65 CL 12 13 22 23

焊管PIPE ASME B36.10M ASTM A672 Gr C60 CL 12 13 22 23

焊管PIPE ASME B36.10M ASTM A671 Gr CB70 CL 12 13 22 23

焊管PIPE ASME B36.10M ASTM A671 Gr CB65 CL 12 13 22 23

焊管PIPE ASME B36.10M ASTM A671 Gr CB60 CL 12 13 22 23

焊管PIPE ASME B36.10M ASTM A671 Gr CC70 CL 12 13 22 23

焊管PIPE ASME B36.10M ASTM A671 Gr CC65 CL 12 13 22 23

焊管PIPE ASME B36.10M ASTM A671 Gr CC60 CL 12 13 22 23

焊管PIPE ASME B36.10M ASTM A672 Gr .B70 CL.12 13 22 23

焊管PIPE ASME B36.10M ASTM A672 Gr .B65 CL.12 13 22 23

焊管PIPE ASME B36.10M ASTM A672 Gr .B60 CL.12 13 22 23

焊管PIPE ASME B36.10M ASTM A672 Gr .C70 CL.12 13 22 23