Specialized welding

Allweld is capable of Installation of any structural steel, plate work and various types of plant, machinery, valves, heat exchangers, chutes, hoppers, boilers, screens, bucket wheels, filters and many more.

We are equipped for welding all types of metals including:

  • Aluminium
  • Stainless Steel
  • Chrome Moly Steels
  • Copper
  • Titanium
  • Cast Iron
  • Bronze
  • Magnesium

Our specialized welding processes include:

  • TIG (tungsten inert gas)
  • MIG (metal inert gas)
  • Sub Arc
  • MMA (manual metal arc)
  • Oxy-Acetylene brazing/ Welding

Project management

Our project managers offer top-quality, on-time and on-budget outcomes to clients through specialist application of comprehensive project management systems and processes.


Allweld rigging personnel has extensive experience and knowledge of specialised lifts. Our teams are all red seal qualified with an excellent track record.

Heat treatment

Allweld’s onsite heat treatment consists of a range of fully calibrated mobile KVA (kilo-volt-ampere) and mains heat treatment machines with digital recorders, thermocouple leads, ceramic pad heaters and extension cables. Localised heat treatment, stress relieving and pre-heat procedures can be designed to suit metallurgic requirements.

Valve Refurbishment

Allweld’s value division can accommodate any size or type of valve with test pressures up to 2980 Bar. We also have a full machine shop to complement the valves by machining valve gates, spindles and bodies.

The testing bay has two testing rigs and can test with water, air and nitrogen.

We also have a recycling plant to purity the waste water.