seamless steel pipe,large carliber and special wall thickness,such as O.T.20"22"24"32". W.T.40mm,45mm
(1)Standard: GB ,ISO,ASTM,ASEM, API, DIN.
(2)Material: 20#, 45#,16Mn,Q235,Q345,ST44,A106,ASTM A335,DIN 17175-79, API 5L /5CT.
(3)Diameters from 21.3mm to 812.8mm, wall thickness from 2.11mm to 59.54mm.
(4)Technique:hot-rolled.
(5)Surface protect :varnish or black painting or painting prevent rust.
Black surface finish, galvanized. Bevel ends or plain,caps at both ends or none.
(6)Place of origin:Tianjin,China.
(7)Brand:Bohai.
(8)Application:seamless steel pipes for equipment,pipelines,vessels,pipe fittings and so on.
(9)Packing:bundles,seaworthy wooden cases,or other expore standard packing up to clients.
Advantage: special wall thickness and large caliber seamless pipes. Such as O.D.457.2mm,508mm and 609.6mm.
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