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F1 Class Weight of OIML R111 500g

Specifications:

Design

Knob type cylindrical two piece Bar

Density 

8000 (± 30) kg/m3

Material

High-grade Austenitic stainless steel, SS-316

Capacity

500gm

OIML Tolerance Class

F1/F2

Packing     

Packed in hard case aluminuim box

Susceptibility X

< 0.2

Calibration certificate

Included standard manufacturing certificate and a calibration

certificate produced in accordance with OIML R 111-1:2004 and ISO

17025:2017 requirements.

500g Calibration Weight F1 Class – Precision Standard for Reliable Calibration

When it comes to accurate measurement and calibration, precision is non-negotiable. The 500g calibration weight F1 class from Masseprazise stands as a benchmark for reliability, traceability, and compliance in demanding laboratory and industrial settings. Designed to meet the strict standards of OIML R111-1:2004 and ISO 17025:2017, this high-accuracy weight ensures repeatable results and supports critical calibration tasks with confidence.

Crafted from high-grade Austenitic stainless steel (SS-316), the F1 class weight 500g offers corrosion resistance, dimensional stability, and long-term accuracy. Whether used in a pharmaceutical laboratory, metrology institute, or industrial calibration lab, this weight delivers top-tier performance that meets international tolerances.

Traceability and Accuracy of Our F1 Class Weight 500g

The 500g F1 class calibration weight from Masseprazise is not just a piece of metal—it's a traceable, metrologically verified standard. Each weight is manufactured to meet F1 class tolerances as defined by OIML R 111-1:2004, ensuring high accuracy suitable for calibrating medium-precision balances and as a reference for F2 and lower-class weights.

To maintain the highest level of accuracy, the weight is accompanied by a standard manufacturing certificate and a calibration certificate issued according to ISO 17025:2017. This documentation ensures traceability to national or international metrology standards—vital for ISO, NABL, and regulatory compliance.

Our calibration process guarantees minimal magnetic susceptibility (X < 0.2), reducing magnetic interference during precision weighing. Each weight maintains a stable density of 8000 ±30 kg/m³, ensuring consistency across environments.

This traceability is critical for:

  • Repeatable and defendable results in regulated environments
  • Supporting audits and external certifications
  • Documented compliance with global standards

Applications of F1 Class Weight 500g

Designed for calibrating medium-precision analytical balances, the F1 class weight 500g ensures accurate readings across applications where even minor deviations matter.

  • Pharmaceutical Laboratories: Drug formulation and testing
  • Calibration Laboratories: Reference for F2 and M-class weights
  • Industrial Weighing: Bench and tabletop balance calibration
  • Food & Beverage Testing: Ingredient accuracy
  • Educational Institutions: Precision weighing training

Due to its superior finish and precision machining, the 500g calibration weight F1 class supports reliable metrological hierarchy maintenance in certified environments.

Material and Design Details

The 500g F1 class weight features a knob-type cylindrical two-piece design, allowing precise manufacturing and long-term recalibration capability.

  • Type: Knob-type cylindrical design
  • Construction: Two-piece bar with adjustment cavity
  • Surface Finish: Highly polished to minimize dust adhesion
  • Material: SS-316 Austenitic Stainless Steel
  • Density: 8000 ±30 kg/m³
  • Magnetic Susceptibility: X < 0.2

Each weight is packed in a protective aluminum hard case, safeguarding against moisture, temperature changes, and mechanical damage.

Why Choose Masseprazise?

Masseprazise is synonymous with precision and compliance. Our weights are manufactured under strict quality control and verified using NABL-traceable calibration systems.

  • OIML & ISO compliance
  • ISO 17025:2017 calibration certification
  • Long-term dimensional stability
  • Minimal magnetic interference
  • Premium SS-316 construction
  • Protective aluminum case

By choosing Masseprazise, you invest in long-term accuracy, reliability, and regulatory confidence.

Read More

The F1 Class Weight of OIML R111 – 500 g is manufactured strictly according to OIML R111-1:2004 accuracy requirements. It is a knob-type cylindrical two-piece bar weight with a density of 8000 (±30) kg/m³ and falls under the F1/F2 tolerance class. Each weight is supplied with a manufacturing certificate along with an ISO 17025:2017 traceable calibration certificate, ensuring precision and compliance for high-accuracy calibration applications.

Yes. The F1 class weight 500 g is ideal for pharmaceutical, chemical, metrology, and ISO-certified laboratories. Since it is made from high-grade Austenitic stainless steel (SS-316) with very low magnetic susceptibility (X < 0.2), it provides exceptional stability and traceability. The included ISO 17025:2017 calibration certificate makes it fully ready for GMP, GLP, and regulatory audits.

To maintain the accuracy of the 500 g F1 class weight, always handle it using gloves or forceps to avoid fingerprints, contamination, or micro-damage. The weight is supplied in a hard-case aluminium box, which should be used for all storage and transportation. Keeping it in a vibration-free, temperature-controlled environment ensures long-term accuracy and stability.

Yes. Masse Präzise can customize the F1 Class 500 g weight based on laboratory needs—whether for special identification markings, bespoke packaging, or inclusion in a combined set with additional weights. Since it is available in F1/F2 tolerance classes, customization can support a variety of precision calibration workflows.

Absolutely. The F1 class weight 500 g is manufactured from SS-316 Austenitic stainless steel, known for its superior corrosion resistance and stability under temperature variations. Its low magnetic susceptibility (< 0.2) and dense, high-purity construction ensure that external environmental factors minimally affect its mass, making it highly reliable for long-term laboratory use.