great lakes · US

NDT Services in Findlay, OH

Operators in Findlay, OH run NDT scopes against a tight set of compliance expectations. The industrial mix here — refining hq (marathon petroleum), pipelines, distribution — pulls inspection work toward API 510 / 570 / 653, PHMSA, which means a contractor needs documented Level II/III currency, traceable instrument calibration, and on-call ASNT-recognised method coverage before the first survey starts.

Findlay-based refining majors push fleet-wide audit demands to every contractor at every site — local NDT shops carry corporate-grade documentation overhead.

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Industries

Named facilities

Labour band

Code authorities

Local NDT context in Findlay

On the ground in Findlay, that translates into recurring scopes at Marathon Petroleum Corporation HQ, Marathon Pipe Line LLC (Findlay) and the surrounding plant fence-line. NDT Connect surfaces certified Findlay inspection providers who already work to API 510 / 570 / 653 acceptance criteria, have current calibration chains-of-custody on their UT thickness gauges and PAUT units, and can mobilise within the great lakes turnaround window.

Verified inspectors

ASNT Level II / III on file before mobilisation

Parallel quotes

Post a scope, receive quotes in hours not days

Code coverage

API 510 / 570 / 653 · PHMSA

Local crews

Based in Findlay and the wider great lakes

Industries we cover in Findlay

Findlay's industrial substrate is the reason NDT contractors here run multi-method programs rather than single-discipline benches. Each block below maps an industry to a named local asset so you can see how the scope actually shows up on a site.

Refining HQ (Marathon Petroleum)

Refining HQ (Marathon Petroleum) work in Findlay centres on assets like Marathon Petroleum Corporation HQ (Refining HQ). Inspection cadence here is driven by API 510 / 570 / 653 and reinforced by site-specific pre-job qualification matrices — keeping NDT records audit-ready is a continuous, not annual, exercise.

Pipelines

Pipelines work in Findlay centres on assets like Marathon Pipe Line LLC (Findlay) (Pipeline operator). Inspection cadence here is driven by API 510 / 570 / 653 and reinforced by site-specific pre-job qualification matrices — keeping NDT records audit-ready is a continuous, not annual, exercise.

Distribution

Distribution work in Findlay centres on assets like Marathon Petroleum Corporation HQ (Refining HQ). Inspection cadence here is driven by API 510 / 570 / 653 and reinforced by site-specific pre-job qualification matrices — keeping NDT records audit-ready is a continuous, not annual, exercise.

Named operators and facilities served

Marathon Petroleum Corporation HQ

Refining HQ

Marathon Pipe Line LLC (Findlay)

Pipeline operator

Codes, standards and regulators that drive NDT in Findlay

Method selection, acceptance criteria, and audit retention in Findlay are written against the following authorities. Inspectors mobilising here should expect to be checked against each of them.

API 510 / 570 / 653

PHMSA

NDT methods available in Findlay

Each method links to the city-specific technique brief. All listed inspectors on NDT Connect work to ASNT SNT-TC-1A as a baseline and reference ASME Section V for procedural acceptance.

Ultrasonic Testing

Wall-thickness, weld and pressure-equipment inspection per ASME Section V and API 510/570/653.

UT in Findlay

Radiographic Testing

Film and digital RT for new construction and in-service welds per ASME Section V and API 1104.

RT in Findlay

Magnetic Particle Testing

Surface and near-surface crack detection on ferromagnetic welds per ASTM E709 / E1444.

MT in Findlay

Liquid Penetrant Testing

Surface-breaking flaw detection on non-porous materials per ASTM E165 / E1417.

PT in Findlay

Visual Testing

Code-required visual inspection per AWS D1.1, ASME Section V and API 510 / 570 / 653.

VT in Findlay

PAUT

Phased Array Ultrasonic Testing

Encoded, imaged weld inspection per ISO 13588 and ASME Section V Mandatory Appendix.

PAUT in Findlay

View all NDT methods

Industry-specific NDT in Findlay

Each industry sector in Findlay has its own inspection codes, asset types, and certification requirements. These deep-dive pages cover methods, codes, and day rates specific to each sector.

RefiningPetroleum Refining NDTUT/PAUT · RT · MT/PT · industry codes & rates PipelinePipeline & Midstream Infrastructure NDTGWT · MFL ILI · PAUT · industry codes & rates

Frequently asked questions — NDT in Findlay

Which NDT methods are most in demand in Findlay?

Refining HQ (Marathon Petroleum) and Pipelines operators in Findlay drive demand for ultrasonic testing (UT), phased array UT (PAUT), radiographic testing (RT) and magnetic particle testing (MT). Method selection at sites like Marathon Petroleum Corporation HQ is dictated by API 510 / 570 / 653 acceptance criteria.

What certifications should NDT inspectors in Findlay hold?

At minimum, ASNT SNT-TC-1A Level II in the requested method, with a Level III on file for procedure qualification. Contractors working at Marathon Pipe Line LLC (Findlay) typically also need site-specific safety induction and documented currency under API 510 / 570 / 653 / PHMSA.

How fast can I get an NDT crew on site in Findlay?

Local providers in Findlay, OH can typically mobilise within 24–72 hours for routine in-service inspections. Turnaround windows, emergency call-outs, and outage support are negotiated against current crew rotation — post the scope to NDT Connect to receive parallel quotes.

Which codes and standards apply to NDT work in Findlay?

Work in Findlay most often references API 510 / 570 / 653; PHMSA. Method-level acceptance criteria are pulled from ASME Section V, ASTM E-series (E165, E709, E1444), and AWS D1.1 depending on the asset and service.

Do inspectors in Findlay cover advanced methods like PAUT and TOFD?

Yes. The great lakes contractor pool serving Findlay includes providers with phased-array ultrasonic testing (PAUT) and time-of-flight diffraction (TOFD) capability for critical weld scopes — both encoded and compliant with ISO 13588 / ISO 10863.

How are NDT inspection records handled in Findlay?

Audit-grade record-keeping is the operational pain in Findlay. NDT Connect providers issue instrument-level calibration certificates, traceable Level II/III sign-off, and digital scan packages that survive API 510 / 570 / 653 audit cycles.

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Also serving nearby cities

The same Findlay-based providers routinely mobilise to neighbouring industrial corridors. Click through for the local NDT brief.

NDT in LimaOH NDT in ToledoOH NDT in MansfieldOH NDT in LorainOH NDT in ColumbusOH

Verified Findlay, OH Inspection-Market Data

Hard numbers from BLS, EIA, AAPA, Census & API directories — anchoring this page to Findlay, OH's actual NDT market, not a generic template.

Local Wage Anchor — Level II NDT Technician: $64K/yr typical for Findlay, OH
Metro Industrial Base: 76K people in Findlay, OH
Sector Mix (NDT Demand Drivers): Refining HQ (Marathon Petroleum) (45%) · Pipelines (32%) · Distribution (23%)
ASNT Chapter / Community: ASNT Great Lakes Section
Cost-of-Living Impact on Rate Cards: COL index 88.0 (12.0 pts below national avg) · transport surcharge band: low

Continue Reading — In-Depth Guides

Authored by ASNT Level III inspectors. Real procedures, real numbers, real codes.

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