DREDGING

BIS has been working for more than 20 years in close collaboration with the international dredging industry.
This has led to numerous interesting developments and projects and a solid place in relation to many contractors worldwide. We are proud to be part of this groundbreaking industry.

Dredger hoses

DREDGER HOSESRubber suction, discharge and floating hoses for dredger – and sand winning applications. Excellent quality hoses, for a competitive price. Available in diameters up to 1200 mm and in various lengths and pressure ratings. Ask our sales team for more information.Suction HosesRubber suction hoses, available as spiral type or as separate ring type, in diameters up to 1200 mm, In various lengths and pressure ratings.Discharge HosesThough abrasion resistant rubber hoses, suitable for dredging sand and slurry. Available in diameters up to 1200 mm, in various lengths and pressure ratings.Floating HosesSelf-floating hoses, suitable for the harshest of sea conditions. Equipped with PE foam body, adjusted to the SG of the pumped material. Available in diameters up to 1200 mm, in various lengths and pressure ratings. Armoured HosesArmoured hoses for the pumping of highly abrasive material. Equipped with extra abrasion resistant wear lining. Available in diameters up to 1200 mm, in various lengths and pressure ratings.SpecialsSpecial designed rubber bends, compensators, expansion joints etc. Available in various designs, diameters up to 1200 mm and in various lengths and pressure ratings.

Rubber suction, discharge and floating hoses for dredger – and sand winning applications.

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Floatation

FLOATATION Floats for discharge pipelines are the core business of BIS FLOATS BV. Over 20 years of experience in this field has led to standard - and customized solutions for every floating pipeline challenge.

Floats for discharge pipelines are the core business of BIS FLOATS BV. Over 20 years of experience in this field has led to standard - and...

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Steel pipes

STEEL PIPES For both the floating line, as well as the shore line, steel pipes are often used. It’s a relatively cost effective way of transporting the slurry. BIS offers a wide range of steel pipes in steel grades S275 and S355, produced under international ASTM, EN and API standards, ensuring a good quality product. SSAW PIPE Spiral welded steel pipes for dredging floating - and shore lines. Available in various wall thicknesses, diameters and lengths up to 12000 mm. LSAW PIPE Longitudinal welded steel pipes for dredging floating - and shore lines. Available in various wall thicknesses, diameters and lengths up to 12000 mm.FLANGES Steel flanges in various patterns and according to international standards ( DIN, ASTM etc. ).STEEL BENDS Steel bends for shore lines, available in various wall thicknesses, diameters and angles.Y-PIECES Steel Y-pieces for shore lines, available in various wall thicknesses and diameters.

For both the floating line, as well as the shore line, steel pipes are often used. SSAW PIPE, LSAW PIPE and FLANGES

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HDPE pipes

HDPE PIPESHDPE pressure pipes, equipped with - or without collars c/w O-ring groove and swivel flanges. Ideal in combination with BIS-RING-FLOATS® for dredging – and sand winning applications. Available in:• Qualities PE80 and PE100• Pressure levels PN 3,2 up to PN25• Various diameters• All lengths, up to 20 metres

HDPE pressure pipes, equipped with - or without collars c/w O-ring groove and swivel flanges.

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Dredge ball joints

DREDGE BALL JOINTSBIS supplies various types of dredge ball joints in various diameters en pressure levels.•Available with titling angle 15 or 18 degrees.•Available for pressure levels 10, 20 or 30 Bar.•Available for pipe diameters 400 mm up to 1200 mm.

BIS supplies various types of dredge ball joints in various diameters en pressure levels.•Available with titling angle 15 or 18...

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Dredge gate valves

BIS supplies various types of dredge gate valves in various diameters en pressure levels.•Available for pressure levels 10, 20 or 30 Bar.•Available for pipe diameters 250 mm up to 1400 mm.

BIS supplies various types of dredge gate valves in various diameters en pressure levels.•Available for pressure levels 10, 20 or 30...

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Floating pipeline systems

BIS delivers complete floating pipeline systems as a turnkey solution. Our large experience in this field can help you find the most suitable solution for your particular case. Also we guarantee high quality and service for a reasonable price. We have over 20 years experience in exporting these packages worldwide.

BIS delivers complete floating pipeline systems as a turnkey solution. Our large experience in this field can help you find the most...

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Anti-abrasion PU linings

ANTI-ABRASION POLYURETHANE LININGSSilosSand – and gravel basketsSieve machinesPipe bendsDredger pipes and hosesFall pipes

A big part of modern dredging is finding ways to protect the various parts against abrasion.
BIS offers many solutions for this, using...

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Components for CSD

COMPONENTS FOR CSDBecause of our long term partnerships in the shipbuilding industry, we can offer various spare parts for Cutter Suction Dredgers against competitive prices. Ask our sales team for:Cutter Ladder partsDeck EquipmentDredge Pumps and partsGearbox partsSafety – and firefighting equipmentElectrical installation partsLighting installation partsSensors and transmittersHydraulic system partsEngine room systemsMixture pipeline partsHoisting equipmentAuxiliary pumps and parts

Because of our long term partnerships in the shipbuilding industry, we can offer various spare parts for Cutter Suction Dredgers against...

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Components for TSHD

COMPONENTS FOR TSHDBecause of our long term partnerships in the shipbuilding industry, we can offer various spare parts for Trailing Suction Hopper Dredgers against competitive prices. Ask our sales team for:Drag head partsSuction arm partsSingle joints Double jointsTurning glandsBottom doorsBend pipe blocksOverflow cylindersGantriesBow coupling systemsDredge pumps and partsGearbox partsSafety – and firefighting equipmentElectrical installation partsLighting installation partsSensors and transmittersHydraulic system partsEngine room systemsMixture pipeline partsHoisting equipmentAuxiliary pumps and parts

Because of our long term partnerships in the shipbuilding industry, we can offer various spare parts for Trailing Suction Hopper Dredgers...

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Complete CSD & TSHD

COMPLETE CSD & TSHDBIS also provides independent consultancy in the procurement of complete Cutter Suction Dredgers and Trailing Suction Hopper Dredgers. We can help you find the best suitable machine, for the best possible price. Our contacts to various companies in the shipbuilding industry enable us to offer this service. Ask our sales team for more information.

BIS also provides independent consultancy in the procurement of complete Cutter Suction Dredgers and Trailing Suction Hopper Dredgers. We...

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Global forwarding

GLOBAL FORWARDINGAll products offered by us can be forwarded globally. We have a worldwide network of transport companies and agents, ensuring your delivery to be done fast and reliable.

All products offered by us can be forwarded globally. We have a worldwide network of transport companies and agents, ensuring your delivery...

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