A Rudder Stock Failure Investigation
Introduction One Eighty was appointed by a marine engineering company to investigate the failure of a rudder stock which has…
The Silo Hotel antique grinding media sculpture welding
In Cape Town's V&A Warerfont is a very elegant hotel called the Silo Hotel. In front of the Silo Hotel…
Failure of Drive Shaft on a Z-Drive Propulsion System
Introduction The drive shaft on a bunkering vessel failed catastrophically after 2400 hours of service. The bunker barge is powered…
Oxide layer testing of stainless steel ASTM A380-06
Introduction A stainless steel panel used as an insulating panel for various outdoor applications required surface analysis to determine the…
Failure Investigation and Materials Selection Analysis on Copper Pipes on a Distillation Condenser
Introduction The condenser tubes on a gas cooler used in a whisky distillation plant have shown extensive corrosion over a…
Materials Selection Analysis for a Hinge Pin on a Diving Bell Door
Introduction A diving bell has two doors, manufactured from AISI 316 pressure grade stainless steel, which open and close by…
Material Selection for Roof Sheeting
Introduction A poultry farm experienced premature failure (2 years) of IBR pure zinc galvanised roof sheeting. This was found to…
Alluminium Plate Material
Introduction Test material from a 30mm Aluminium plate was supplied for weld procedure qualification testing for the application of hull…
Optimisation of Drill Rod Heat Treatment
Drill rods for geological operations consist of one end threaded internally to form a pin, and the other end threaded…
Rolltainer Capital Project Investigation
One of South Africa’s biggest retailers contacted us this year in response to their RFI relating to the tendering process…
Materials selection for a vessel locking bar
An investigation into the selection of a suitable material was conducted for locking bars located on a marine vessel. The…
Investigation into the cause of a building fire
A fire engulfed a three story building almost 100 years old and One Eighty was asked to investigate the cause…