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Corrosion Testing Market Size, Share and Forecast 2026-2036

The global corrosion testing market is worth USD 4.5 bn in 2026 and is forecast to reach USD 8.0 bn by 2036, growing at a 6.0% CAGR. China is the largest country market and Testing services is the largest by offering segment.

USD 4.5 bnMarket size 2026
USD 8.0 bnForecast 2036
6.0%CAGR 2026-2036
ChinaLargest country

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5 segmentation views25 countries2026 to 2036 yearly forecast

Market overview

The global corrosion testing market is worth USD 4.5 bn in 2026 and is forecast to reach USD 8.0 bn by 2036, growing at a 6.0% CAGR. China is the largest country market and Testing services is the largest by offering segment.

ScopeCorrosion test equipment and laboratory testing services: salt spray, cyclic corrosion, electrochemical and immersion testing of coatings, metals and components.
IndustryTesting Equipment
Value 2025USD 4.2 bn
Value 2026USD 4.5 bn
Value 2036USD 8.0 bn
CAGR 2026-20366.0%
Volume 20263,118 thousand tests
Volume 20364,580 thousand tests
Average price 2026USD 1,428 per test
Report priceStarts from USD 1,999
PublishedNovember 2026

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Corrosion Testing market size and forecast, 2026-2036

Exhibit 1The global corrosion testing market is forecast to grow from USD 4.5 bn in 2026 to USD 8.0 bn by 2036, a rise of 79%Global market value in USD: 2025 base year, 2026 estimate and forecast to 2036. CAGR 2026 to 2036: 6.0%
Corrosion Testing market value, 2025 to 2036Market value by year. 2025: USD 4.2 bn; 2026: USD 4.5 bn; 2027: USD 4.7 bn; 2028: USD 5.0 bn; 2029: USD 5.3 bn; 2030: USD 5.6 bn; 2031: USD 6.0 bn; 2032: USD 6.3 bn; 2033: USD 6.7 bn; 2034: USD 7.1 bn; 2035: USD 7.5 bn; 2036: USD 8.0 bn. Compound annual growth rate 2026 to 2036: 6.0%.20254.5 bn20266.0 bn20318.0 bn20366.0% CAGR

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

YearMarket value
2026USD 4.5 bn
2027USD 4.7 bn
2028USD 5.0 bn
2029USD 5.3 bn
2030USD 5.6 bn
2031USD 6.0 bn
2032USD 6.3 bn
2033USD 6.7 bn
2034USD 7.1 bn
2035USD 7.5 bn
2036USD 8.0 bn

Corrosion Testing market segmentation

By offering

Exhibit 2Testing services is the largest segment by offering, with 62.0% of 2026 revenueEstimated share of 2026 global revenue, by offering
Corrosion Testing market share by offering, 2026Share of 2026 revenue by offering. Testing services: 62.0%; Test chambers: 24.0%; Electrochemical instruments: 9.0%; Other equipment: 5.0%.Testing services62.0%Test chambers24.0%Electrochemical instruments9.0%Other equipment5.0%

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Testing services62.0%64.6%USD 2.8 bn6.4%
Test chambers24.0%21.7%USD 1.1 bn4.9%
Electrochemical instruments9.0%9.4%USD 401 mn6.4%
Other equipment5.0%4.3%USD 223 mn4.4%

By end use

Exhibit 3Automotive adds the most revenue by end use, growing from USD 1.2 bn in 2026 to USD 2.3 bn by 2036Estimated revenue in USD by end use, 2026 and 2036 forecast
Corrosion Testing market by end use, 2026 and 2036Revenue by end use in 2026 and 2036. Automotive: USD 1.2 bn in 2026, USD 2.3 bn in 2036, change +83%; Construction and infrastructure: USD 712 mn in 2026, USD 1.3 bn in 2036, change +83%; Oil, gas and marine: USD 757 mn in 2026, USD 1.3 bn in 2036, change +67%; Aerospace and defence: USD 623 mn in 2026, USD 1.1 bn in 2036, change +75%; Electronics: USD 534 mn in 2026, USD 1.1 bn in 2036, change +101%; Other industries: USD 579 mn in 2026, USD 964 mn in 2036, change +67%.20262036 forecastChangeAutomotive+83%1.2 bn2.3 bnConstruction and infrastructure+83%712 mn1.3 bnOil, gas and marine+67%757 mn1.3 bnAerospace and defence+75%623 mn1.1 bnElectronics+101%534 mn1.1 bnOther industries+67%579 mn964 mn

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Automotive28.0%28.6%USD 1.2 bn6.2%
Aerospace and defence14.0%13.7%USD 623 mn5.7%
Oil, gas and marine17.0%15.8%USD 757 mn5.2%
Construction and infrastructure16.0%16.4%USD 712 mn6.2%
Electronics12.0%13.5%USD 534 mn7.2%
Other industries13.0%12.1%USD 579 mn5.2%

By test method

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Salt spray30.0%26.0%USD 1.3 bn4.5%
Cyclic corrosion26.0%28.0%USD 1.2 bn6.8%
Electrochemical22.0%22.0%USD 979 mn6.0%
Immersion and atmospheric exposure22.0%24.0%USD 979 mn6.9%

By sample

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Metals52.0%48.0%USD 2.3 bn5.2%
Coatings30.0%32.0%USD 1.3 bn6.7%
Polymers and composites18.0%20.0%USD 801 mn7.1%

By location

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Laboratory60.0%56.0%USD 2.7 bn5.3%
Outdoor exposure sites24.0%24.0%USD 1.1 bn6.0%
In-field and on-site16.0%20.0%USD 712 mn8.4%

Top 25 countries for corrosion testing by revenue

Countries are ranked by revenue earned from sales in the country, not by where the product is made. The ten largest hold 78.0% of 2026 revenue and the 25 countries below together hold 92.5%.

Exhibit 4China is the largest country market at USD 979 mn in 2026, and the three largest countries hold 50.0% of global revenueEstimated 2026 revenue in USD and share of the global market, ten largest countries
Corrosion Testing market, ten largest countries in 2026Ten largest countries by 2026 revenue. China: USD 979 mn, 22.0%; United States: USD 890 mn, 20.0%; Germany: USD 356 mn, 8.0%; Japan: USD 267 mn, 6.0%; India: USD 223 mn, 5.0%; United Kingdom: USD 178 mn, 4.0%; South Korea: USD 178 mn, 4.0%; France: USD 156 mn, 3.5%; Italy: USD 134 mn, 3.0%; Brazil: USD 111 mn, 2.5%.China979 mn 22.0%United States890 mn 20.0%Germany356 mn 8.0%Japan267 mn 6.0%India223 mn 5.0%United Kingdom178 mn 4.0%South Korea178 mn 4.0%France156 mn 3.5%Italy134 mn 3.0%Brazil111 mn 2.5%

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

#CountryValue 2026Share 2026Value 2036CAGR 2026-36
1ChinaUSD 979 mn22.0%USD 2.0 bn7.5%
2United StatesUSD 890 mn20.0%USD 1.5 bn5.1%
3GermanyUSD 356 mn8.0%USD 558 mn4.6%
4JapanUSD 267 mn6.0%USD 399 mn4.1%
5IndiaUSD 223 mn5.0%USD 526 mn9.0%
6United KingdomUSD 178 mn4.0%USD 279 mn4.6%
7South KoreaUSD 178 mn4.0%USD 319 mn6.0%
8FranceUSD 156 mn3.5%USD 239 mn4.4%
9ItalyUSD 134 mn3.0%USD 207 mn4.5%
10BrazilUSD 111 mn2.5%USD 199 mn6.0%
11MexicoUSD 106 mn2.4%USD 198 mn6.4%
12Saudi ArabiaUSD 90 mn2.0%USD 191 mn7.7%
13SpainUSD 77 mn1.7%USD 123 mn4.8%
14TurkeyUSD 65 mn1.5%USD 124 mn6.6%
15TaiwanUSD 56 mn1.2%USD 94 mn5.4%
16CanadaUSD 47 mn1.1%USD 76 mn4.8%
17NetherlandsUSD 40 mn0.9%USD 64 mn4.8%
18PolandUSD 34 mn0.8%USD 62 mn6.1%
19RussiaUSD 29 mn0.7%USD 41 mn3.7%
20IndonesiaUSD 24 mn0.6%USD 53 mn8.0%
21ThailandUSD 21 mn0.5%USD 39 mn6.4%
22SwitzerlandUSD 18 mn0.4%USD 28 mn4.6%
23SwedenUSD 15 mn0.3%USD 23 mn4.3%
24MalaysiaUSD 13 mn0.3%USD 25 mn6.7%
25VietnamUSD 11 mn0.2%USD 25 mn8.3%
Rest of worldUSD 332 mn7.5%USD 598 mn6.1%
Exhibit 5China and United States account for 46% of the USD 3.5 bn the market is forecast to add by 2036Forecast revenue added between 2026 and 2036 by country, in USD
Corrosion Testing market, where the growth to 2036 comes fromRevenue added between 2026 and 2036. Market value 2026: USD 4.5 bn. China: +USD 1.0 bn; United States: +USD 569 mn; India: +USD 304 mn; Germany: +USD 202 mn; South Korea: +USD 141 mn; 20 other countries: +USD 994 mn; Rest of world: +USD 266 mn. Market value 2036: USD 8.0 bn.Market value 20264.5 bnChina+1.0 bnUnited States+569 mnIndia+304 mnGermany+202 mnSouth Korea+141 mn20 other countries+994 mnRest of world+266 mnMarket value 20368.0 bn

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

Competitive landscape

Group 1: Global leaders

  • Intertek
  • SGS
  • Bureau Veritas
  • Element Materials Technology
  • TUV SUD
  • DNV

Group 2: Regional and specialist players

  • Q-Lab
  • Atlas Material Testing Technology
  • Gamry Instruments
  • Weiss Technik
  • Eurofins
  • Applus+
  • Bodycote
  • Singleton Corporation
  • Erichsen
  • AMETEK Scientific Instruments

Group 3: Emerging and niche players

  • Ascott Analytical
  • Metrohm Autolab
  • Presto Group
  • Bio-Logic Science Instruments

Research methodology

Every figure on this page comes from the research framework that we apply to all of the markets we cover. The 2025 base for the corrosion testing market is built from the volume sold and the price that buyers pay, and is cross-checked against the size of the wider industry the market belongs to. Where a market can be sized in more than one way, the routes are compared before a figure is set.

The forecast runs year by year from the 2025 base to 2036. Growth in each year reflects demand from the industries that buy the product, adoption of new technology, pricing, regulation and replacement cycles. Volume and price are modelled together, so revenue in each year equals volume multiplied by average price. The 2026 to 2036 compound annual growth rate of 6.0% is calculated from the resulting values.

The market is divided by offering, by end use, by test method, by sample, by location. The 25 largest countries are ranked by revenue earned from sales to buyers in each country, not by where the product is made. Segment values and country values add up to the market total in every year, and every report is checked for consistency before it is published.

Companies are placed in three groups: global leaders, regional and specialist players, and emerging and niche players. The groups describe how companies compete in the market. They are not a ranking and they are not market shares.

Our analysts also carry out primary research. Customized reports add interviews with key opinion leaders, such as senior executives, technical specialists and buyers, to test the assumptions behind the numbers for the question being asked.

Read the full research methodology

Frequently asked questions

How big is the corrosion testing market?

The global corrosion testing market is estimated at USD 4.2 bn in 2025 and USD 4.5 bn in 2026.

How fast will the corrosion testing market grow?

It is forecast to reach USD 8.0 bn by 2036, a compound annual growth rate of 6.0% from 2026, an increase of USD 3.5 bn.

Which country is the largest market for corrosion testing?

China is the largest market by revenue at USD 979 mn in 2026, 22.0% of the global total. The three largest countries together hold 50.0%.

Which country is growing fastest?

Among the ten largest markets, India is growing fastest at 9.0% a year from 2026 to 2036.

Which corrosion testing segment is largest?

In the by offering split, Testing services is the largest segment with 62.0% of 2026 revenue.

Who are the leading corrosion testing companies?

Global leaders include Intertek, SGS, Bureau Veritas, Element Materials Technology.

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