Maintenance & Inspection Services, LLC

*MIS LLC is a wholly owned subsidiary of AES LLC

Since the 1990s Maintenance and Inspection Services, LLC (MIS) has specialized in Non Destructive Testing (NDT), Quality Assurance (QA) Inspection, and Heat Exchanger Maintenance Services with the capability to deploy personnel at a moment’s notice in order to respond to emergent requests 24 hours a day / 7 days a week.

MIS has offices in strategic areas with certified personnel who are deployable worldwide. MIS is NIAC and NAVSEA ISO compliant which can meet your company’s inspection and / or QA requirements.

Inspectors and service technicians complement MIS’s comprehensive knowledge and core capabilities, including:

Eddy Current Testing (ECT)

Inspect non-ferrous tubes, bolts, and rivet holes

Surface Eddy Current Testing
Inspect surfaces of metals and coating thickness

Eddy Current Array Testing
Inspect tubing, tubesheet, and surface using array probes

Remote Field Testing (RFT)

Inspect ferromagnetic tubes (carbon steel) in heat exchangers and boilers

Near Field Testing (NFT)

Inspect ferromagnetic tubes (carbon steel) in heat exchangers with finned tubes

Level III Services

- Level III NDT consulting
- Procedure preparation and review
- Examination preparation and proctoring

Heat Exchanger Maintenance

- Opening and closing of components
- Tube cleaning
- Tube pulling for laboratory destructive analysis
- Tube plugging including thru tube plugging
- Tube replacement and tube roll expanding

Project Management

- On-site project coordination
- Database Management
- Remote data analysis
- Independent data review

Quality Assurance (QA)

QA inspections / audits / observations

Pressure / Vacuum Testing

- Individual tube pressure testing
- Individual tube vacuum testing

Leak Testing

Individual tube to tubesheet leak testing

Procedures reviewed/audited and approved by:

Members & Affiliations:

Customers:

MIS’s Commercial Customers

Constellation Energy / Exelon Corporation
STP
Valero Renewable Fuels
Olin Chlor Alkali
Trunkline LNG / Panhandle Energy
Joseph Oat
Catox
IS Chile
Technologies Consulting International
CoreStar International
Simta

MIS’s Non-Commercial Customers

Military Sealift Command
US Army
US Navy
US Coast Guard - Homeland Security
Detyens Shipyard
BAE Shipyards
Colonna - Steel America Shipyards
Continental Maritime Shipyard
General Dynamics NASSCO
Northrop Grumman

Cost Saving Deck Drain Repair Kits

Maintenance & Inspection Services manufactures the only NAVSEA approved deck drain repair kits for the US Navy.

NAVSEA 05 approved for IN-PLACE repair
Will be integrated into GEN SPECS OVHL (GSO)
Uses a modified insert ring
Fits Sizes: 1.5”, 2”, 2.5”, 3”
Aluminum available when requested

Kit 1

Replacement retaining ring, brass and stainless steel screws

Kit 2

Replacement retaining ring, brass and stainless steel screws, modified zebra strainer

Kit 3

Replacement retaining ring, brass and stainless steel screws, modified zebra strainer baffle, and valve stem