Donhad’s Forge Division is recognised internationally as one of the world’s leading manufacturers of specialised fasteners. It manufactures specialised fasteners in plain carbon alloy and stainless steel for use in the mining, oil, and gas, general and civil engineering industries.
All head shapes, lengths, and diameters of forged products are catered for and customised for any requirement. Our machining, heat treatment and technical capabilities complement the forge operation to deliver technical products of the highest integrity.
We manufacture any batch size and customised designs to suit customer’s needs. Donhad houses its own design and drafting team, which includes AutoCAD™, and Solidworks™ 3D capabilities. Complemented by our in-house technical service team, R&D is one of Donhad’s core competencies.
1 – 3 stage 2” Upset forging machine
1 – 4 stage 3” Upset forging machine
1 – 4 stage 4” Upset forging machine
Robotic grinding applications.
Raw materials forged include:
- Carbon steels
Sizes ranging from 16mm – 80mm
Additional information can be found in these Technical Bulletins:
- Technical Bulletin: Forged Fasteners
- Technical Bulletin: Mill Liner Bolts
- Technical Bulletin: Rolled Threads
- Technical Bulletin: Torque
Donhad’s Heat Treatment facilities cover internal manufacturing process and also have excess capacity for external works and contracts. Our technical services laboratory complements our heat treatment plant, enabling the testing of material properties on site to ensure compliance before despatch.
Click on these following links to find out more about our heat treatment services, including furnace capacities.