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 (microwire inert gas)
  • Sub Arc
  • MMA (manual metal arc)
  • Oxy -Acetylene brazing/ Welding
  • Thermal Arc Spray

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 has a dedicated team of welders that are coded to our qualified welding procedures (PQR), for most of the materials used for high pressure piping like 4130 CR MO, duplex s/steel and a range of chrome steels and carbon steels.

Onsite Valves and Pressure testing

Allweld’s onsite valve division is capable to accommodate any size or type of valve. Allweld’s mechanical fitting teams are experienced in pressure testing various types of plant, machinery and equipment.


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.