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UOE pipes

UOE pipes

UOE mill adopts Uing and Oing forming, the formed pipes are welded inside by five internal welding stations with three wires for each weld,and welded outside by four external welding stations with three wires for each weld.


UOE pipes manufacturing process

According to different customers’ requirements, the welded pipe can be expanded by mechanical or hydrostatic expander to enhance the dimension accuracy, and eliminate the residual stress.

The UOE mill is the best suitable process to meet customers’ requirements by virture of the characteristic of high production efficiency, stable product quality and various accessories for manufacturing and inspection.


Throughput: 400,000 MT
Outside Diameter : Φ508-Φ1118mm (20″-44″)
Wall Thickness : 6.4-25.4mm (1/4″-1″)
Ouality Standards : API, BS, ASTM, JIS, DIN, GB , ISO, DNV
Length : 9-12.2m (30′-40′)
Grades : GB/T9711 L190-L555 (API 5L A-X80)

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