LHL Engineering

A leader in the industry with quality guaranteed

Our Products

Established 1969, Registration number: 2012/202189/07, ISO 9001 Certified

Our Operation

Design

The factory is ideally situated for both the local and export market.

Services

SAF 2205/316L S/S Economisers

 










(end covers still to be fitted)  - 652 U tubes in each, mass=8000 KGs each

Austenitic S/S Storage Tank









For the Food /Chemical industry- maximum diameter for shop built tanks=5500mm

Process Reactor           









For the paint & chemical industry , fitting of hemi/limpet coil in progress

Second Effect Evaporator


 







316l S/S C/W SAF 2205 tubes for the alcohol industry - empty mass =18,000KGs

Demountable 316l S/S Tank









For Hydrogen Peroxide ,      exported to Mauritius

    Specialised S/S Pressure Vessel   














    For the Wood Glue Industry, perforated crucible for the catalyst in the foreground

Typical 316l S/S Storage Silo









C/W trace heating coil on  bottom cone

Carbon Steel Dished Ends ready for assembly into road transport tanks    









Ready for assembly into road  transport tanks

316L S/S Evaporator & Oxidiser









(internals ground &      polished ), hydrogen peroxide plant - Project for Umbogintwini


We are able to offer in-house design and drawing facilities and the following computer programs are used for vessel calculations:

  • ASME
  • BS 5500
  • TEMA
  • Saddle - BS 5500
  • Vibration/deflection of      vertical vessels
  • Local loading of nozzles
  • BS 5500 vacuum vessels
  • Beam - bending stresses /      deflection
  • API 620 tank code
  • AutoCAD 14
  • Project Planning - TurboProject

Materials of Construction


Products are fabricated using various types of steel as follows:
Carbon Steels to American or British Standards, 3CR12, a locally developed super ferrictic stainless steel
Austenitics stainless steels (300 series), Duplex Steels, Exotics including Hastalloy, Titanium etc.Inspection Authority
Mandatory third party inspection authorities are used when required. Included in these authorities are international companies such as Lloyd's Register and Socie'te' ge'ne'rale' de Surveillance.

Manufacturing


The following equipment is used in the process of manufacture:

Machinery

  • Plasma Arc Cutting Machine - Portable 20-mm maximum
  • Line welder - maximum width, 3.0 meters x 4.5-mm
  • Pressbrake (promecam) - 120 ton x 4.0-m
  • Powered rolls - 200-m dia
  • Double nip rolls maximum 25-mm  thick x 3.0 meters & 150-mm diameter
  • Pyramid rolls maximum 25-mm  thick x 2.5 meters
  • Powered angle rolls - 100 x 100 x 12 angle
  • Full compliment of welding  machines, to suit all welding procedures, maximum 650 Amp CC/CV
  • Cropping machine - max 20-mm
  • Plate knuckling machine - radius on tank ends max capacity 4,5-mm 2
  • Radial arm drilling machines -  max capacity 35-mm diameter holes
  • Tube bending machine - rolling  tube coil max 3" NB
  • Hydraulic jacks - 2 x 50 ton,  coupled to power pack & electronically controlled

Lifting Capacity
Shop : 10 Ton by means of 3 electric hoists on travelling gantries (2 x 5 ton & 1 x 3 ton)
Site : Mobile cranes subcontracted as required

Turning Capacity
5 x Electronic manipulators with carrying capacity to 20 tons



Please contact us for more information.