PRESSURE VESSEL REPAIR
We have the National Board "R" symbol for alterations and repairs at all of our locations and field sites. We also have certificates of authorization for the use of "U", "U2", "U3", "S", and "PP" ASME Code symbols for new construction.
ASME Section VIII Division 1 Pressure Vessels
ASME Section VIII Division 2 Alternative Rules for Pressure Vessels
ASME Section VIII Division 3 High Pressure Vessels
ASME Section I Power Boilers
NB "R" Symbol Repairs & Alterations
HIGH PRESSURE TUBING (LDPE) REPAIR
We repair and test high-pressure tubular reactors and coolers for petrochemical plants worldwide. Now, from one source, plant operators can get reliable repair service and related parts that meet all of their requirements and specifications. A&A has developed partnerships with key suppliers to manage our high pressure tubing supply chain – this not only reduces lead times, but also the cost of your project.
Reliability, integrity and safety of our repairs are guaranteed by a full range of testing methodology per ASNT-TC-1A such as Hydrostatic, X-ray, Strain Gage, Borescope, Magnetic Particle, Ultrasonic, Dye Penetrant, Positive Material Identification (PMI), as well as any other required tests.
ROTARY VALVE & DIVERTER REPAIR
A & A Machine & Fabrication LLC has extensive experience in rotary valve and diverter valve repair. We can disassemble, inspect and evaluate, recommend repair, and reassemble to factory tolerances and specifications. Our rotary valve repair services include pre- and post-repair inspection reports supported with photographs and 12 or 24 hour test runs.