Ultrasonic Testing in San Antonio
High-frequency sound-wave inspection for wall thickness, weld integrity and internal flaw detection.
Mid-continent gas processing and USAF MRO both use NDT subcontractors — bridging the two compliance frameworks requires unified cert and equipment records.
How Ultrasonic Testing works
Piezoelectric transducers transmit and receive 0.5–25 MHz longitudinal or shear waves through the test article. Discontinuities reflect or diffract the wavefront; time-of-flight and amplitude analysis reveal flaw depth, size and through-wall position.
UT in San Antonio
Ultrasonic Testing in San Antonio is most often pulled into scope when oil and gas support or aerospace mro operators need FAA Part 145-grade evidence that an asset is fit for continued service. The recurring sites — Joint Base San Antonio and Boeing San Antonio Aerospace MRO — write UT into pre-job inspection plans because high-frequency sound-wave inspection for wall thickness, weld integrity and internal flaw detection. Local contractors mobilise calibrated equipment, current ASNT Level II / III credentials, and procedure packages tied to ASME Section V and ASTM E164.
Quick facts
- Method: UT — Ultrasonic Testing
- Service area: San Antonio, TX
- Primary industries: Oil and gas support, Aerospace MRO
- Key standards: ASME Section V, ASTM E164
Where UT shows up on San Antonio jobs
Industry relevance
Oil and gas support and Aerospace MRO operators in San Antonio pull UT into routine and turnaround scopes. The named recurring sites include Joint Base San Antonio and Boeing San Antonio Aerospace MRO.
Acceptance criteria are written against FAA Part 145 and ratified at Level III sign-off for procedure qualification.
Compliance and safety
Ultrasonic Testing inspections in San Antonio reference ASME Section V, ASTM E164, ASTM E2375. Site-specific qualification matrices add operator-specific requirements on top.
Working with NDT Connect-listed providers ensures Level II/III currency, instrument-level calibration traceability, and digital record packages that survive audit retention demands.
Named San Antonio facilities served
Ultrasonic Testing scopes in San Antonio recur at the following operators and sites. Local contractors are pre-qualified at most of these gates.
Joint Base San Antonio
Military — UT scope routine
Boeing San Antonio Aerospace MRO
Aerospace MRO — UT scope routine
Applicable standards and codes
Ultrasonic Testing inspections in San Antonio are written and accepted against:
ASME Section V
ASTM E164
ASTM E2375
ISO 16810
AWS D1.1
API 510 / 570 / 653
Local code authorities
Why UT is chosen
Single-sided access — no need to enter or open the asset
Quantitative thickness and flaw-depth data, not just go/no-go
Immediate result — no film processing latency
No ionising radiation; minimal exclusion zone
Typical applications
- •Wall-thickness surveys on in-service pressure piping (API 570)
- •Pre- and in-service weld inspection on pressure vessels (ASME Section VIII)
- •Corrosion mapping on storage tank shells and floors (API 653)
- •Forging and casting volumetric inspection
- •Bond-line inspection on composite laminates
The NDT footprint in San Antonio, TX reflects refining's share of the local economy and the supporting aerospace / defense cluster. Valero HQ — supplies engineering NDT specs to 14 US refineries; engineering-tier work concentrated here. Ultrasonic Testing (UT) sits inside the recurring scope mix that Valero Energy (HQ + 90k bpd refinery), Valero San Antonio Refinery, and the broader texas triangle operator base put on contract every cycle.
a top-tier metro of roughly 2.7 million keeps the certified-contractor base deep enough to absorb amine sweetening surges without losing schedule. Programmes typically rotate on multi-year intervals, and UT is the examination most often written into the procedure pack at the gate.
Boeing San Antonio (Port SA) — sustainment for 4 of largest USAF airframes; cleared NDT a major draw. Cost-of-living index 91 and the low transport surcharge band combine into the multiplier procurement teams budget against.
Code compliance on UT work in San Antonio, TX starts with the local authority stack — TPSC §757.001, TCEQ, TRRC (Eagle Ford), PHMSA, FAA Part 145 (Boeing SA). BPVC Sec V Art. 4 (UT general) is the method-level technical standard procedures qualify against, with API 579-1 / ASME FFS-1, BPVC Sec V Art. 5 (UT thickness) and BPVC Sec VIII Div 1 UW-53 pulled in when scope crosses into refining territory. Valero Energy (HQ + 90k bpd refinery) typically requires currency on both layers before a contractor crosses the gate.
- TPSC §757.001
- TCEQ
- TRRC (Eagle Ford)
- BPVC Sec V Art. 4 (UT general)
- BPVC Sec V Art. 5 (UT thickness)
- BPVC Sec VIII Div 1 UW-53
Ultrasonic Testing (UT) day-rates in San Antonio, TX cluster between $510–$764 for Level II crews, with a typical mid-point near $637. The low transport-surcharge band and a cost-of-living index of 91 push rates near the national baseline (multiplier ×0.98). Local Level II inspector wages — $77,000 median per BLS — anchor that band. Outage windows add 25–40%; volume programmes negotiate 8–15% off.
| Line item | Rate | Detail |
|---|---|---|
| Hourly labour (Level II) | $64–$96/hr | standard programme rate |
| Hourly labour (Level III) | $138/hr | procedure qualification + disposition |
| Day rate (Level II) | $637/day | 8 hours, ≤30 km from base |
| Equipment surcharge | $274/day | instrument + consumables |
| Mobilisation | $325/trip | low transport-surcharge band |
| Outage / night-shift uplift | +25–40% | turnaround windows and weekend work |
Effective multiplier vs national base: ×0.98 · transport surcharge band: low.
Certified UT providers in San Antonio, TX typically serve a client base anchored by Valero Energy (HQ + 90k bpd refinery), Boeing San Antonio (KC-46, C-17), and other texas triangle operators. Posting a scope through NDT Connect routes the request to providers already pre-qualified at these gates — three to five parallel quotes typically return within 24–72 hours.
Major regional clients served
- Valero Energy (HQ + 90k bpd refinery)
- Boeing San Antonio (KC-46, C-17)
- JBSA Lackland / Randolph / Fort Sam
- Toyota Motor Manufacturing Texas
- NuStar Energy (HQ)
UT's role in San Antonio, TX's inspection economy is anchored to refining: Valero HQ; Calumet, NuStar. The technique earns its keep on bond testing in composites and bonded structures, and local pre-job plans are written around recurring asset populations where common defects have to be screened out before return-to-service.
On the ground, that translates to programme inspection windows as the dominant scope, with amine sweetening surges layered on every cycle. Valero Energy (HQ + 90k bpd refinery) typically locks in standing-order coverage; smaller operators time spot-buys against contractor availability. The local pace — measured in 35 sq ft per shift — is what sets contractor utilisation and, downstream, the rate band procurement should expect.
Valero HQ — supplies engineering NDT specs to 14 US refineries; engineering-tier work concentrated here. Boeing San Antonio (Port SA) — sustainment for 4 of largest USAF airframes; cleared NDT a major draw. On the limitation side, difficult on coarse-grain austenitic stainless and inconel welds — local crews mitigate by procedure-level controls and RT (for volumetric crosscheck) where the indication class warrants it.
The San Antonio, TX certification economy is built around Alamo (San Antonio) ASNT Section, AWS San Antonio Section, and a local API exam centre. Inspectors targeting UT work clear roughly 880 training hours to Level II, then layer AWS CWI and API tickets to qualify into the refining programmes that anchor local demand. Vendor-led training paths feed most of the local pipeline; apprenticeship routes carry the rest.
- ASNT chapter: Alamo (San Antonio) ASNT Section
- AWS section: AWS San Antonio Section
- API exam centre: hosted locally
How much does UT cost in San Antonio, TX?
UT (Ultrasonic Testing) day-rates in San Antonio, TX typically clear at $637/day for Level II crews, with the pricing multiplier on the national base running ×0.98 (transport surcharge band: low). Local Level II inspector wages average $77,000/year per BLS, which anchors that day-rate band. Always solicit at least three parallel quotes before committing programme spend.
Which San Antonio, TX sites use UT most often?
Valero Energy (HQ + 90k bpd refinery) and Boeing San Antonio (KC-46, C-17) are the high-volume UT buyers in San Antonio, TX. The refinery footprint at Valero San Antonio Refinery is a recurring UT mobilisation point. Pre-qualification at these gates is what unlocks the volume contracts.
What credentials do UT inspectors need to work in San Antonio, TX?
Working UT scope in San Antonio, TX requires ASNT Level II for the method (roughly 880 total training hours to qualify), plus Alamo (San Antonio) ASNT Section membership is common. AWS CWI is required for welding-related scope; API 510/570/653 tickets unlock pressure-equipment work. An API exam centre is hosted in San Antonio, TX itself.
What refining failure modes does UT screen for in San Antonio, TX?
On refining jobs in San Antonio, TX, UT is most often called for Weld inspection (full penetration butt welds, fillet welds) screening. Recurring scope on amine sweetening cycles drives the volume. The technique sits inside TPSC §757.001's acceptance framework, and local crews build inspection plans around the failure modes the refining owners audit hardest.
How fast can a UT crew mobilise in San Antonio, TX?
Routine UT scope in San Antonio, TX typically picks up a certified crew within 24–72 hours of posting a request — the deep contractor base around Valero Energy (HQ + 90k bpd refinery) keeps mobilisation lead times short. Outage windows and turnaround support are negotiated against rotation; post the scope to NDT Connect to receive parallel quotes from providers already pre-qualified at San Antonio, TX sites.
What standards govern UT acceptance in San Antonio, TX?
UT examinations in San Antonio, TX reference BPVC Sec V Art. 4 (UT general) / BPVC Sec V Art. 5 (UT thickness) as the technical floor and TPSC §757.001, TCEQ for documentary compliance. Valero Energy (HQ + 90k bpd refinery)'s qualification matrix layers an additional customer-specific spec on top — procedures must close on all three before the crew is cleared at the gate.
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Get a free quote todayOther NDT methods in San Antonio
Radiographic Testing
RT
Ionising-radiation imaging (X-ray or gamma) of internal weld structure on film or digital detector.
Magnetic Particle Testing
MT
Surface and near-surface crack detection on ferromagnetic materials via magnetic flux leakage.
Liquid Penetrant Testing
PT
Capillary-action surface flaw detection on any non-porous material using dye or fluorescent penetrant.
Visual Testing
VT
Code-required direct or remote visual examination of as-fabricated and in-service surfaces.
Ultrasonic Testing in nearby cities
Verified San Antonio, TX Inspection-Market Data
Hard numbers from BLS, EIA, AAPA, Census & API directories — anchoring this page to San Antonio, TX's actual NDT market, not a generic template.
- Local Wage Anchor — Level II NDT Technician
- $77K/yr typical for San Antonio, TX
- Metro Industrial Base
- 2.7M people in San Antonio-New Braunfels MSA
- Sector Mix (NDT Demand Drivers)
- Refining (20%) · Oil & Gas (Eagle Ford) (18%) · Aerospace / Defense (20%)
- Refinery Inventory
- 2+ refineries · ~113K bpd combined capacity — Valero San Antonio Refinery, Calumet San Antonio Refinery
- Active API-Certified Inspectors (regional)
- ~120 API 510 · ~280 API 570 · ~120 API 653
- ASNT Chapter / Community
- Alamo (San Antonio) ASNT Section
- Cost-of-Living Impact on Rate Cards
- COL index 91.0 (9.0 pts below national avg) · transport surcharge band: low
Source: BLS OES May 2024 San Antonio-New Braunfels MSA
Source: US Census ACS 2023
Source: BEA Regional Accounts 2023
Source: EIA Refinery Capacity Report Jan 2025
Source: API ICP roster + state directories (est.)
Source: ASNT chapter directory
Source: C2ER ACCRA COL Index 2024
Continue Reading — In-Depth Guides
Authored by ASNT Level III inspectors. Real procedures, real numbers, real codes.
- Ultrasonic Testing — Complete GuidePhysics, calibration, codes, equipment, applications.
- Phased Array UT (PAUT) — Complete GuideBeam steering, focal laws, scan plans, ISO 13588.
- Ultrasonic Testing MethodMethod-level overview, equipment, standards.
- How to Calibrate a UT Flaw DetectorStep-by-step DAC, sensitivity, gate setup.
- How to Perform Thickness Survey on PipingUT scan plan, CMLs, API 570 grid.
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