
The Elcometer 456 IPC Industrial Protective Coating Thickness Gauge (part numbers A456CFI1-IPC for Model S and A456CFTI1-IPC for Model T) measures dry film thickness on shot or grit blasted steel substrates. Blasted steel has a surface profile that distorts coating thickness readings on standard gauges; the IPC version is pre-calibrated with four profile ranges so inspectors get accurate results on rough substrates without manual setup.
The four user-selectable profile ranges are Smooth (0 to 25um), Fine (25 to 60um), Medium (60 to 100um) and Coarse (over 100um). The built-in integral ferrous probe measures on flat or curved surfaces over a range of 0 to 1,500um with 10um resolution and an accuracy of 5%, on substrates from 300um thick. With over 70 readings per minute it displays three individual readings alongside their average, cutting inspection time on large structures.
Model S stores calibration at gauge level, while Model T adds gauge and batch calibration with up to 2,500 batches and 150,000 readings, plus on-screen statistics in batch mode. Readings transfer via USB or Bluetooth to ElcoMaster software or your own application for instant reporting. The Elcometer 456 IPC Industrial Protective Coating Thickness Gauge can be used in accordance with ASTM D7091, ISO 2808, ISO 19840, SSPC PA-2 and US Navy NSI 009-32. Used in marine, shipbuilding, refinery and structural steel coating inspection, it is supplied by BAMR, South Africa's authorised Elcometer distributor.
Elcometer 456 IPC Industrial Protective Coating Thickness Gauge
The Elcometer 456 Industrial Protective Coating Thickness Gauge is designed to measure dry film thickness on shot or grit blasted steel substrates.
- Pre-calibrated with 4 profile ranges
- Displays 3 individual readings together with their average in microns
- Stores up to 150,000 readings in 2,500 batches
- Built in integral probe for stable, repeatable readings on flat or curved surfaces
- USB or Bluetooth data output to the ElcoMaster or your own software application
When to use the Elcometer 456 IPC
Protective coating inspectors use the 456 IPC to measure dry film thickness on shot or grit blasted steel. It is the gauge to reach for when the substrate has a surface profile and you need readings that account for it.
- 1Made for blasted steelIt is designed to measure dry film thickness on shot or grit blasted steel, where surface profile would otherwise distort a standard reading.
- 2Pre-set profile rangesFour pre-calibrated profile ranges from smooth to coarse let the inspector match the gauge to the blast profile without manual setup.
- 3Shows readings with the averageIt displays three individual readings together with their average in microns, supporting the spot-mean approach used in protective coating standards.
- 4Records and exports in bulkIt stores up to 150,000 readings in 2,500 batches with USB or Bluetooth output to ElcoMaster, keeping inspection records traceable.
Lower-budget alternatives


Ten minutes on a call with one of our specialists usually saves you from buying the wrong instrument.
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When to use this
When to use the Elcometer 456 IPC
Protective coating inspectors use the 456 IPC to measure dry film thickness on shot or grit blasted steel. It is the gauge to reach for when the substrate has a surface profile and you need readings that account for it.
- 1Made for blasted steelIt is designed to measure dry film thickness on shot or grit blasted steel, where surface profile would otherwise distort a standard reading.
- 2Pre-set profile rangesFour pre-calibrated profile ranges from smooth to coarse let the inspector match the gauge to the blast profile without manual setup.
- 3Shows readings with the averageIt displays three individual readings together with their average in microns, supporting the spot-mean approach used in protective coating standards.
- 4Records and exports in bulkIt stores up to 150,000 readings in 2,500 batches with USB or Bluetooth output to ElcoMaster, keeping inspection records traceable.
Lower-budget alternatives


Ten minutes on a call with one of our specialists usually saves you from buying the wrong instrument.
Book a 10-minute callOr , our product assistant, for an instant answer.
Specifications
Specifications
■ = available / compatible with that option or model
| Model | Model S | Model T |
|---|---|---|
| Part Number | A456CFI1-IPC | A456CFTI1-IPC |
| Test Certificate | ■ | ■ |
| Fast, accurate reading rate; 70+ readings per minute | ■ | ■ |
| Data output | ■ | ■ |
| USB; to computer | ■ | ■ |
| Bluetooth®; to computer, Android™ & iOS1 devices | ■ | ■ |
| On screen statistics; in Batch Mode | ■ | ■ |
| Number of readings; η, Mean (average); x, Standard deviation; σ, Highest reading; Hi, Lowest reading; Lo, Coefficient of variation; CV%, Elcometer index value2; EIV, Nominal dry film thickness; NDFT, High & low limits; definable audible & visual alarms, Number of readings above high limit; Number of readings below low limit | ■ | |
| ElcoMaster® software & USB cable | ■ | |
| Integral Probe type; Ferrous (F) | ■ | ■ |
| Measurement range; 0 – 1,500μm | ■ | ■ |
| Resolution; 10μm (where 5μm is rounded up) | ■ | ■ |
| Accuracy3; ±5% | ■ | ■ |
| Minimum substrate thickness; 300μm | ■ | ■ |
| Pre-calibrated with 4 profile ranges5; | ■ | ■ |
| Smooth 0-25µm, Fine 25-60µm | ■ | ■ |
| Medium 60-100µm, Coarse >100µm | ||
| Auto calibration | ■ | ■ |
| Calibration memory type; gauge (g) or gauge & batch (gb) | g | gb |
| Number of batches with unique calibrations | 2 500 | |
| Calibration lock with optional PIN code unlock | ■ | ■ |
| Delete last reading | ■ | ■ |
| Gauge memory number of readings | 150 000 | |
| Individual batch calibrations; sent to PC via ElcoMaster® software | ■ | |
| Limits; user definable audible & visual pass/fail warnings | ■ | |
| Gauge & batch specific limits | ■ | |
| Date and time stamp | ■ | |
| Review, clear & delete batches | ■ | |
| Batch types; normal, counted average | ■ | |
| Batch review graph | ■ | |
| Copy batches and calibration settings | ■ | |
| Alpha-numeric batch names; user definable on the gauge | ■ |
- Operating Temperature
- -10 to 50°C
- Battery Type
- 2 x AA batteries, rechargeable batteries can also be used
- Battery Life4
- Alkaline: Approx. 16 hours
- Weight (including batteries)
- 156g
- Gauge Dimensions
- 141 x 73 x 37mm
- Model S Part Number
- A456CFI1-IPC
- Model T Part Number
- A456CFTI1-IPC
- Test Certificate
- Yes
- Fast, accurate reading rate; 70+ readings per minute
- Yes
- Data output
- Yes
- USB; to computer
- Yes
- Bluetooth; to computer, Android & iOS devices
- Yes
- On screen statistics; in Batch Mode
- Yes
- Integral Probe type; Ferrous (F)
- Yes
- Measurement range
- 0 - 1,500μm
- Resolution
- 10μm (where 5μm is rounded up)
- Accuracy
- ±5%
- Minimum substrate thickness
- 300μm
- Pre-calibrated with 4 profile ranges
- Yes
- Smooth
- 0-25μm
- Fine
- 25-60μm
- Medium
- 60-100μm
- Coarse
- >100μm
- Auto calibration
- Yes
- Calibration memory type; Model S
- gauge (g)
- Calibration memory type; Model T
- gauge & batch (gb)
- Number of batches with unique calibrations; Model T
- 2,500
- Gauge memory number of readings; Model T
- 150,000
- Battery Life; Alkaline
- Approx. 16 hours
- Battery Life; Lithium
- Approx. 24 hours
- US Patent
- US7606671B2
Packing List
Packing List
Standards
Standards
Downloads
Videos
Videos
Frequently asked questions
What measurement range and resolution does the Elcometer 456 provide?
The gauge measures from 0 to 1,500 micrometres (µm) with 10 µm resolution for dry film thickness measurement on shot or grit blasted steel substrates.
How accurate are the thickness readings?
Accuracy is ±5% across the full measurement range, ensuring consistent results for quality control verification.
What is the minimum substrate thickness required?
The steel substrate must be at least 300 micrometres (µm) thick for accurate measurement. Thinner substrates will not yield reliable readings.
How do the four profile ranges improve accuracy?
The gauge comes pre-calibrated for Smooth (0-25µm), Fine (25-60µm), Medium (60-100µm), and Coarse (>100µm) profiles. Select the profile matching your shot or grit blasted surface finish for optimal accuracy.
What is the difference between Model S and Model T?
Model S (A456CFI1-IPC) offers gauge-level calibration with USB and Bluetooth data output. Model T (A456CFTI1-IPC) adds batch-mode testing with 2,500 unique calibrations, 150,000-reading memory, and ElcoMaster software for statistical analysis.
Does Model T include pass/fail alarm settings?
Yes, Model T allows user-definable high and low limits with audible and visual pass/fail alarms, enabling systematic batch verification during production.
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