Lonestar offers a wide range of metallurgical services to many diverse industries supported by an experienced team of metallurgical engineers,
trained technicians and modern equipment. The following services are offered:
Laboratory Metallography and Microscopy:
- Scanning Electron Microscopy
- Stereomicroscopy
- Energy Dispersive X-ray Analysis
- Fractrography
- Macrostructural Examination
- Microstructural Examination
- Microhardness Evaluation
Replica and In-situ Metallography:
- Replica Metallography
- In-situ Metallography
- Replication of Fractures
- Replication of Surface Features
Corrosion Testing and Evaluation:
Lonestar is equipped to undertake corrosion testing and evaluation in accordance with NACE and ASTM standards for qualification of materials used in corrosive environments, which include sea water, brine, brackish water and sour service. The following tests are conducted:
- Resistance to Pitting and Crevice Corrosion
- Susceptibility to Intergranular Corrosion
- Resistance to Sulfide Stress Cracking (SSC)
- Resistance to Hydrogen Induced Cracking (HIC)
- Examination of Scales and Corrosion Products
Condition, Usability and Remaining Life Assessment
Periodic inspections, serve to identify degradation processes at an early stage and thereby provide necessary information for assessment of condition, usability and remaining life. Further, the initiation of timely repair or replacement actions substantially reduced or eliminates costly capital and downtime losses.
Lonestar has the capability and experience to perform comprehensive inspections necessary for condition, usability and remaining life assessment of a wide range of materials and components used in structures, plants and operating equipment.
- Power plant and auxiliary boiler tubes, headers and connectors
- Turbine nozzles, vanes, combustor lines and casings
- Oil and gas processing equipment and components
- Equipment and components of marine/offshore structures
- Drilling and downhole equipment and components
- Engine Components
Failure Analysis and Investigation 
Supported by its integrated analytical facilities and the diverse professional capabilities of its staff, Lonestar has, for the last several years, provided accurate and timely analyses and investigations into failures of components. Reports include comprehensive photographic documentation of observations, discussions of findings, conclusions on the mechanism and root cause of failure.
Other Services
Lonestar offer assistance in the following areas:
- Material selection for intended service.
- Preparation of material testing and inspection procedures
- Study of failure mechanisms of complex systems
- Troubleshooting
- Research and development