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  • Standard Cast Iron Test Weights Counterweight 10kg 20kg 25kg 500kg 1000kg 1t 5t M1 Calibration 20kg test Weight
  • Standard Cast Iron Test Weights Counterweight 10kg 20kg 25kg 500kg 1000kg 1t 5t M1 Calibration 20kg test Weight
  • Standard Cast Iron Test Weights Counterweight 10kg 20kg 25kg 500kg 1000kg 1t 5t M1 Calibration 20kg test Weight
  • Standard Cast Iron Test Weights Counterweight 10kg 20kg 25kg 500kg 1000kg 1t 5t M1 Calibration 20kg test Weight
  • Standard Cast Iron Test Weights Counterweight 10kg 20kg 25kg 500kg 1000kg 1t 5t M1 Calibration 20kg test Weight
  • Standard Cast Iron Test Weights Counterweight 10kg 20kg 25kg 500kg 1000kg 1t 5t M1 Calibration 20kg test Weight
Standard Cast Iron Test Weights Counterweight 10kg 20kg 25kg 500kg 1000kg 1t 5t M1 Calibration 20kg test Weight

Standard Cast Iron Test Weights Counterweight 10kg 20kg 25kg 500kg 1000kg 1t 5t M1 Calibration 20kg test Weight

  • 1 - 19 Pieces
    $25
  • 20 - 99 Pieces
    $24
  • 100 - 999 Pieces
    $21
  • >= 1000 Pieces
    $18

Customization:

Customized logo（Min.Order: 1000 pieces）
Customized packaging（Min.Order: 1000 pieces）
Graphic customization（Min.Order: 1000 pieces）
View product details

Standard Cast Iron Test Weights Counterweight 10kg 20kg 25kg 500kg 1000kg 1t 5t M1 Calibration 20kg test Weight

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Precision Calibration: Designed for calibrating scales, balances, and industrial measuring instruments to ensure accuracy in laboratory, manufacturing, and quality control settings.
  • Durability & Stability: Made of high-density cast iron, ensuring long-term reliability and resistance to wear, even under frequent use.

Key features

  • 1. Material Technology

    • With high-density cast iron construction, ensure long-term accuracy and durability compared to lighter materials*. The solid cast iron body resists deformation and wear, maintaining consistent calibration performance over time.

  • 2. Interactive Design

    • With a rectangular shape and central mounting hole, enable easy handling and secure placement during calibration*. The ergonomic design allows safe lifting and storage, reducing operational risks.

  • 3. Performance Parameters

    • With precision-machined surfaces, achieve sub-millimeter accuracy in weight measurement compared to non-precision calibrated weights*. This ensures reliable results for critical applications like laboratory testing.

  • 4. Scenario Solutions

    • Designed for laboratory and industrial calibration, meet the demands of both controlled environments and heavy-duty operations*. The robust construction supports continuous use in quality control and manufacturing settings.

  • 5. Certification Standards

    • Equipped with CE certification, comply with safety and performance standards for professional use compared to uncertified alternatives*. This guarantees reliability in regulated industries.

Product details

Standard Cast Iron Test Weights Counterweight 10kg 20kg 25kg 500kg 1000kg 1t 5t M1 Calibration 20kg test Weight

The Standard Cast Iron Test Weight 20kg is a precision calibration tool designed for laboratory measurements, industrial processes, and quality control. Crafted from high-density cast iron, it ensures long-term accuracy and durability. Its rectangular shape with a central hole facilitates easy handling and secure mounting. Certified to CE standards, this weight is ideal for calibrating scales, balances, and force-measuring instruments.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialCast iron (high-density alloy)Withstands harsh environments and repeated use
CertificationCE compliantEnsures regulatory compliance in EU markets
DesignRectangular with central holeEasy handling and integration into testing setups
Weight Capacity20kg (±0.1% tolerance)Calibration of precision instruments
Surface FinishSmooth matte black finishReduces wear and maintains accuracy over time

Customization guide

Adjustable parameters include:

  • Custom markings (e.g., serial numbers, logos) for traceability.
  • Material composition (e.g., stainless steel coating) for corrosive environments.
  • Tolerance levels (e.g., ±0.05% for ultra-precise applications).

Get inspired

Whether you’re calibrating lab equipment or validating industrial machinery, this cast iron weight provides unmatched reliability. Its robust design and precision make it a cornerstone for maintaining accuracy across industries.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Precision Tolerance±0.1%±0.05% (+50% improvement)±0.02% (+80%)*
Material GradeStandard cast ironHigh-grade alloyStainless steel core
CertificationsCECE + ISO 9001CE + ISO 9001 + NIST

Supplier's note

  1. Three Technical Breakthroughs:

    • Material Innovation: The Pro Model’s stainless steel core offers 20% higher corrosion resistance than traditional cast iron.
    • Precision Enhancement: The Advanced Model’s ±0.05% tolerance reduces calibration errors by 50% compared to Base versions.
    • Certification Expansion: The Pro Model’s NIST compliance enables use in critical aerospace and medical testing.

  2. Optimal Version Selection:

    • Base Model: Ideal for workshops and small-scale labs requiring basic compliance (CE).
    • Advanced Model: Suited for mid-tier industrial facilities needing enhanced precision (e.g., automotive manufacturing).
    • Pro Model: Best for high-stakes environments like pharmaceutical labs or aerospace engineering, where extreme accuracy and durability are paramount.

With the Pro Model’s triple-certified standards, you can ensure compliance with global regulations while maintaining precision in corrosive or high-temperature settings. Pair its stainless steel core with ±0.02% tolerance to achieve unmatched reliability in critical applications.

Frequently asked questions

  • Which calibration weight model is best for laboratory use?

  • How do I clean and maintain cast iron test weights?

  • Cast iron vs stainless steel weights: Which is better for durability?

  • Can I customize markings on calibration weights for industrial use?

  • Is this cast iron calibration weight CE certified for safety?

  • Why does the 20kg weight have a central hole?

  • What makes cast iron test weights suitable for precise measurements?

  • Are these weights compliant with international calibration standards?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionLab calibration, industrial testingCast Iron (Industry: ASTM A48 Class 30B; Base: ASTM A48 Class 30B; Advanced: ASTM A48 Class 40B ▲) (Higher class = better tensile strength)Advanced offers 20% higher tensile strength for extreme loads.Base may deform under prolonged heavy use.
Calibration AccuracyPrecision instrument calibrationAccuracy ±0.2% (Industry); ±0.1% (Base ▲); ±0.05% (Advanced ▲▲) (ISO 799 compliant)Advanced meets NIST traceability for critical applications.Advanced requires specialized calibration tools.
DurabilityHarsh industrial environmentsCorrosion resistance: 500+ hours (Industry); 1000+ hours (Base ▲); 2000+ hours (Advanced ▲▲) (ASTM B117 salt spray test)Advanced withstands marine environments.Base may corrode in high humidity.
PortabilityField calibrationCentral hole (Industry: optional; Base: included; Advanced: ergonomic handle ▲) (Easier handling reduces fatigue)Advanced allows one-handed operation.Industry lacks consistent handling features.
Compliance & CertificationRegulatory auditsCE (Industry); CE + ISO 9001 (Base ▲); CE + ISO 9001 + NIST (Advanced ▲▲) (NIST ensures U.S. traceability)Advanced accepted in international labs.Base may not meet ISO 17025 in some regions.
Customization OptionsCustom protocolsStandard markings (Industry); Custom engravings (Base ▲); Full customization (Advanced ▲▲) (ISO 17511 compliant)Advanced supports color-coding for easy identification.Base customization limited to text only.

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