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High Performance Key Components for shipbuilding

High Performance Key Components for shipbuilding

Marine engineering & shipbuilding


Rudder mechanisms, drive systems, periscope and shaft tubes

Ranges of dimensions

  • Outer diameter: min.: 80 mm, max.: 1,500 mm
  • Inner diameter: min.: 55 mm
  • Maximal cast weight: 3.3 t
  • Maximal length: 8 m (welded construction)


Rudder-shaft casings, liners, rudder-pintle casings, support rings, articulation rings, articulation bushes, stern tubes, shaft brackets, sleeves, seals, sealing bushes, bushings for bow thrusters, articulated rods for rudder mechanisms, shaft tubes for periscopes and antennas

Special requirements of the materials used

Steel with increased strength, toughness and corrosion-resistance properties, anti-magnetic stainless steels

Material groups

Duplex steels, corrosion-resistant martensite steels, austenitic anti-magnetic alloys


1.4470 ( 1.4462 ), J93371 ( 1.4460 ), 1.4340, J92615, 1.4405 ( 1.4418 ), 1.4059 ( 1.4057 ), 1.4138, 1.4085, 1.3967 ( 1.3964, ~ 1.3976 )*

* Materials listed in italics are those that consist of our material-matched forged alloys

We would be pleased to answer your questions on the subjects of stainless steel casting, centrifugal casting and composite casting, along with the machining of stainless steel and the manufacture of components to your own precise specifications, including items for decanter construction, shipbuilding, engine manufacture and much else besides.

Just call us on
+49 (0)2195 671-0

. Call directly