Baosteel's Thick-walled Line Pipe Fills the Domestic Blank

1400t of X52HFW (medium diameter straight welded pipes) with a diameter of 406.4mm and a wall thickness of 16.66mm produced by Baosteel Steel Tube Plant were delivered to the users recently. According to the inspection, all the technical performance data has reached the standard requirements. The mass production of this product not only fills the domestic blank, but also symbolizes a big step forward marched by Baosteel's medium diameter straight welded pipes towards the thick-walled line pipe.

The thick-walled line pipe is mainly applied to manufacture the energy gas transmission pipeline, for which China used to depend on import totally.

The successful mass production of thick-walled line pipe is a milestone in the development of Baosteel's medium diameter straight welded pipes towards high steel grade and thick wall thickness, moreover, it further secures the domestic leadership of Baosteel HFW welded pipes.