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  3. Uldalls Jernstøberi A/S

Uldalls Jernstøberi A/S

Custom iron castings, prototypes and assembly-ready supply

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Private to you. Nothing is shared with Uldalls Jernstøberi A/S automatically.

  • Søndergade 93, 6600 Vejen, DenmarkSupported by Company profile
  • Iron castingsSupported by uldall.dk
  • ISO 9001:2015Supported by Public evidence

Explore Uldalls Jernstøberi A/S

Capabilities

Manual pouring of molten iron at Uldall.

Iron castings

Custom grey, nodular and specialist iron castings in prototypes and small series.

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Cast housings shown on Uldall’s pump, valve and filter page.

Application-specific cast components

Pump and transmission castings, industrial wear parts and equipment components.

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A milling tool shaping casting patterns, shown on Uldall’s pattern-development page.

Design and prototype development

Design-for-casting and coordinated pattern development, including an existing-customer prototype route.

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A test specimen held in mechanical testing equipment on Uldall’s inspection page.

Inspection and assembly-ready supply

Customer-specified testing, coordinated machining and finishing.

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Services

Casting coating and metallising

Price on request

Protect castings with in-house or partner-applied finishes.

Casting inspection and material documentation

Price on request

Customer-specific testing and certificates for cast components.

Custom iron casting

Price on request

Prototype and small-series iron casting to customer requirements.

Pattern development and supply

Price on request

Coordinate reusable patterns for customer castings.

Casting design and conversion support

Price on request

Develop castable geometry and assess conversion from welded structures.

Coordinated casting machining

Price on request

Source machined castings through Uldall’s partner network.

Fast Lane Prototyping

Price on request

A prototype route for existing Uldall customers.

Lead time
2–4 weeks for suitable projects under the existing-customer Fast Lane route.

Customer cases and selected work

Finished machined component in Uldall’s welded-to-cast process example.

Welded construction converted to an iron casting

Developed, moulded and cast a replacement for a laser-cut component with twelve welds, then machined the resulting two-flange part.

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Dandelion-leaf cast-iron memorial installed at Esbjerg Cemetery.

Esbjerg memorial sculpture

Cast the dandelion-leaf memorial at Esbjerg Cemetery, advising artist Kate Skjerning on tolerances, construction and surface treatment. Kirkens Korshær participated in the project.

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Three-stage illustration of the Max Bæklund statue with its crate.

Max Bæklund statue

Cast the 650 kg Max Bæklund statue installed at Forum in Frederiksberg. The project combined 3D scanning, modelling and sand printing with modelmaker Joakim Zacho Weylandt, sculptor Thomas Foldberg and Ingholt Consult.

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Redesigned grand-piano frame shown in the Hornung & Møller project article.

Hornung & Møller

Hornung & Møller piano frames

Collaboration begun in September 2025 remelts old piano frames and casts redesigned frames for new Hornung & Møller grand pianos, with 2D/3D design and pattern development.

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Cutaway pump illustration accompanying the Landia component-conversion case.

Landia

Landia pump intake conversion

Replaced a welded wastewater and biogas pump-intake component with an iron casting. Landia describes better geometry, lower cost and fewer leak concerns, following decades of grey and nodular iron component supply for pumps and mixers.

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Certifications and standards

  • ISO 9001:2015

    Bureau Veritas DK017546, issue 10 January 2024, cycle 29 January 2024–28 January 2027. Uldalls Jernstøberi A/S, Søndergade 93, Vejen. Scope: design, development, production and processing of cast iron products. Continued satisfactory operation is a validity condition.

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  • BV Mode II recognition

    SMS.W.II./80983/D.0, issued 29 September 2023, stated expiry 3 October 2027. SG 400–700 and grey lamellar iron 200–300 at Uldall Vejen. Products require individual or batch certification under NR320; periodic follow-up every second year.

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  • Lloyd’s Register iron-casting manufacturer approval

    LR2644065WA, issued 3 July 2025, expiry 2 July 2028, Søndergade 93, Vejen. Appendix covers grey and spheroidal graphite iron castings, each maximum 2.50 tonnes. Subject to applicable manufacture, testing and certification rules.

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  • ABS foundry approval

    FDRY-T2226102, issued 16 December 2021, stated expiry 4 December 2026. Uldalls Jernstøberi A/S, Søndergade 93, Vejen; marine cast-iron components under approval letter T2226102 and ABS requirements. Scanned copy shows first and second annual endorsements in January 2023 and January 2024; later endorsements and the approval-letter detail were not available, so current standing is unresolved.

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About Uldalls Jernstøberi A/S

Uldall is an iron foundry in Vejen producing customer-designed castings, prototypes and small series. It works with grey, nodular and specialist iron alloys for pumps, machinery, energy equipment, food-production equipment and other industrial applications. Design and pattern support, casting, inspection and finishing can be coordinated into assembly-ready supply; machining and several coating processes use external or BIRN-group partners. The business traces its origins to 1944 and has been part of BIRN since 2002.

Founded
1944

Location

  • Vejen: Søndergade 93: Søndergade 93, 6600 Vejen, Denmark
  • Vejen: Vinkelvej 13: Vinkelvej 13, 6600 Vejen, Denmark
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Works with

Industries
Pump manufacturing, Mechanical engineering, Marine, Energy, Food processing, Agriculture

Specializes in

Complex custom iron castings
Prototypes and small series

Materials

Grey cast iron, Nodular cast iron, Ni-Hard, Ni-resist, Heat-resistant iron

Processes

Sand casting, Furan-bonded moulding, Manual iron pouring, Fettling

Technical details

Gear/motor casting bounds
10–1000 pieces; 1–approximately 1500 kg; diameter up to 3000 mm OR length up to 6000 mm, stated separately
Pump/valve/filter casting weight
Range extends up to 2000 kg

Related categories

Custom castingsMaterial stock & semi-finished formsCustom mechanical parts & subassembliesMechanical & fluid componentsMaterials & consumablesCasting-tool development & coordinationPrototype castingSand casting

Companies in the same market

Casting-tool development & coordination

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Updated Sep 13, 2026

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