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E2 Class Weight of OIML R111 20kg

Specifications:

Design

Knob type , Integral/ Single-piece (monobloc) Wire/Bar

Density 

8000 (± 30) kg/m3

Material

High-grade non magnetic Austenitic stainless steel, SS-316

Capacity

20 Kg

OIML Tolerance Class

E1/E2

Packing     

Packed in hard case aluminuim box

Susceptibility X

< 0.02

Calibration certificate

Included standard manufacturing certificate and a calibration

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

17025:2017 requirements.

Masse Präzise presents the 20kg E2 Class Stainless Steel Calibration Weight, crafted from non-magnetic SS-316 austenitic steel for unmatched accuracy and corrosion resistance.
Engineered as a monobloc knob-type design, it ensures absolute stability and reliability for laboratory and industrial calibration. Each weight is mirror-polished, OIML R111-1:2004 & ISO 17025:2017 certified, and supplied with a calibration certificate in a durable aluminum case.
Perfect for analytical balances, pharmaceutical labs, and metrology facilities, the Masse Präzise E2 Class 20kg weight delivers traceable, repeatable precision—every time.

The E2 Class 20kg Calibration Weight is a high-precision stainless steel mass standard used for calibrating analytical balances, mass comparators, and laboratory weighing instruments that require extremely tight accuracy. It follows OIML R111-1:2004 and ISO 17025:2017 standards, ensuring traceability, reliability, and compliance with global metrology requirements. Industries such as pharmaceuticals, biotechnology, research, and industrial manufacturing depend on E2 class weights to maintain accurate, repeatable, and certified weighing results.

The OIML R111 E2 20kg Calibration Weight is engineered with strict precision and premium-grade materials. Key features include: Design: Knob-type monobloc (single-piece) construction Material: Non-magnetic SS-316 austenitic stainless steel Density: 8000 (±30) kg/m³ Magnetic Susceptibility: < 0.02 Finish: Mirror-polished for corrosion resistance and low contamination Certification: Supplied with ISO 17025 & OIML R111 compliant certificates These technical specifications make the weight suitable for high-accuracy laboratory and industrial calibration tasks.

The 20kg E2 Class Calibration Weight is used for high-precision calibration applications, including: Verifying and calibrating analytical balances and Class I balances Mass comparator measurements in accredited laboratories Routine equipment calibration in pharmaceutical and QC labs Calibration of lower-class weights (F1, F2) Ensuring compliance with metrological and ISO quality standards Its extremely low tolerance and certified accuracy make it essential for environments where micro-level measurement integrity is required.

Compared to lower classes like F1, F2, or M classes, the E2 Class 20kg weight offers: Much tighter metrological tolerances Higher density and ultra-low magnetic susceptibility Superior SS-316 monobloc construction Compliance with OIML and ISO calibration standards These advantages make E2 weights ideal for advanced calibration tasks, mass comparator labs, and precision-critical industries where even minor errors are unacceptable.

The 20kg E2 Class Test Weight is widely used across: Pharmaceutical & biotech laboratories Analytical and metrology labs Industrial manufacturing & packaging units Research & educational institutes Calibration service providers Aerospace, automotive, and chemical industries Its accuracy, stability, and certification make it suitable for both routine and high-precision mass calibration applications.

Yes. Each 20kg E2 Class Calibration Weight from Masse Präzise is supplied with: An ISO 17025 calibration certificate OIML R111-1:2004 compliance documentation A manufacturing quality certificate All measurements are fully traceable to national and international metrology standards.

Masse Präzise is a trusted name in precision calibration weights, known for superior engineering and international certification. Customers prefer our E2 20kg weights because: Manufactured using premium non-magnetic SS-316 steel Certified under OIML R111-1:2004 & ISO 17025:2017 Delivered in a protective aluminium case Mirror-polished for contamination-free performance Fully traceable to national and international standards Supported by expert calibration services This makes Masse Präzise a reliable partner for laboratories and industries requiring uncompromised precision.