Products & Services
Corrosion Risk Assessment Silver Scale ™
Measurement Functions of Silver Scale ™
By registering the measurement results of the Silver Scale™, you can perform analysis.
Overview of Silver Scale ™
■Capabilities of Silver Scale™
Visually identify corrosion risks (hydrogen sulfide and sulfur).
Determine the corrosion category in compliance with ISO 11844-1 based on the installation period and corrosion length of the Silver Scale™.
Assess the impact of the corrosion category on equipment.
(Reference: ISO 11844-1 standard, ANSI/ISA 71.04-2013 standard)
Indoor Corrosion Categories
Impact on equipment
IC1
- Very low indoor corrosivity
- Environment sufficiently controlled to ensure that corrosion is not a factor in determining equipment reliability
IC2
- Low indoor corrosivity
IC3
- Moderate indoor corrosivity
- Environment where corrosion may be a factor in determining equipment reliability
IC4
- High indoor corrosivity
IC5
- Very high indoor corrosivity
- Environment where the probability of corrosion attack is high
Before evaluation
IC2
(Corrosion Risk: Low)
IC5
(Corrosion Risk: Very High)
Silver Scale
Silver Plate (400x)
LED
Top: 40x
Bottom: 100x
Brightness:4,100lx
Brightness:3,963lx
Brightness:2,542lx
Comparison with existing methods
Silver Scale ™(Visual method)
Standard methods(ISO11844-1)
Summary
Evaluate and diagnose corrosion risks
based on corrosion length
Diagnose the corrosion risks based on the
corrosion thickness of the metal plate
measured by an analyzer
Advantages
Visual diagnosis of corrosion risks
Remote diagnosis (identifiable through photos, etc.)
Cost-effective
Highly accurate analysis due to the usage of an analyzer
Environmental assessment for the corrosion of copper, zinc, and carbon steel
Disadvantages
Environmental assessment only for corrosion of metal (silver)
Collection and analysis of metal plates can be labor-intensive
Expensive
Downloading Information
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Approval Drawing (Members only) (184.26 kB)
Diagnostic Method
STEP 1 : Installation
Remove the Silver Scale™ from the bag and place it at the desired measurement location.
* Please open the aluminum moisture-proof bag just before measurement.
* Ensure that the aperture is not blocked during installation.
* Place it in a location where water cannot enter through the aperture.
STEP 2 : Record
Record the installation start date.
STEP 3 : Observation
After the designated period (e.g., 30 days, up to a maximum of 1 year), record the serial number, observation date, corrosion length (mm), and take a photo.
*Measure the corrosion length by recording the length that has turned yellow.*
STEP 4 : Analysis
Log in to our website and enter the recorded information.
You can determine the corrosion category based on the ISO 11844-1 standard.
*If the corrosive gas (hydrogen sulfide, sulfur) is unknown, select hydrogen sulfide as the corrosion type for the analysis.
*You can perform up to 4 analyses, and the observation period is up to 1 year.
How to interpret the analysis results
Examples of Applications
Investigation of Corrosive Gas (Hydrogen Sulfide, Sulfur) Generating Environments
Survey of Corrosive Gas Environments (Assessment of Corrosion Category according to ISO 11844-1 Standard)
Prediction of Maintenance Period for Facilities
Measurement of Corrosive Environments as per Standard Requirements
Sulfur Dioxide Gas Test (JIS C 60068-2-42)
Hydrogen Sulfide Gas Test (JIS C 60068-2-43)
Mixed Gas Test (JIS C 60068-2-60)
LED Standard (JEITA ED-4912A)
S8 Corrosion Test
Investigation of Corrosive Gas Impact in Logistics
Detection of Corrosive Gas from Cardboard
Verification of Packaging Conditions
Confirmation of Outgassing from Materials (Rubber)
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