Best quality E2 Class Weight Box - High quality CAST-IRON M1 weights 5kg to 50 kg (adjusting cavity on top) – JIAJIA
Best quality E2 Class Weight Box - High quality CAST-IRON M1 weights 5kg to 50 kg (adjusting cavity on top) – JIAJIA Detail:
Detail Product Description
All of our Cast Iron Calibration Weights comply with regulations set out by the International Organization of Legal Metrology and ASTM norms for Class M1 to M3 cast -iron weights.
When required independent certification can be provided under any accreditation.
Bar or Hand Weights are supplied finished in high quality Matt Black Etch Primer and calibrated to a variety of tolerances which you can view in our chart.
Hand Weights are supplied finished in high quality Matt Black Etch Primer and r Weights
We use ductile iron instead of grey iron to ensure a soft and smooth surface to resist abrasions and debris
We also paint the cavity from the inside to prevent any humidity leakage.
We recommend our M1 cast iron calibration weights for checking and calibrating all scales with an resolution (readability) of 1g or more.
Convenient Grip Handles provided for lifting of the weights.
In accordance with OIML R111 and ASTM.
Casting Is Free Of Cracks, Blow Holes and breakable edges.
Each Weight has its own adjustment cavity at the top or on the side of the weight.
Available in M1, M2 and M3 classes. Calibration Certificate for each weight provided On request.
Application
Cast -iron weights are used to calibrate weight scale systems of various levels of accuracy depending on the use and requirements.
Cast iron test weights are usually used to calibrate scales with readability of 1g, and to calibrate heavy capacity scales and weighbridges.
Dimensions
Nominal value |
A1 |
A2 |
B1 |
B2 |
H |
5 kg |
145 |
152 |
79 |
77 |
87 |
10 kg |
195 |
192 |
99 |
97 |
111 |
20 kg |
236 |
232 |
119 |
117 |
142 |
Tolerance
Nominal value |
Class 6 | Class 7 |
5 kg |
500mg |
1.4g |
10 kg |
1g |
2.2g |
20 kg |
2g |
3.8g |
25 kg |
2.5g |
4.5g |
50 kg |
5g |
7.5g |
Product detail pictures:

Related Product Guide:
Why is there an error in weight calibration?
New weights and their correct classification method
Our primary objective is usually to offer our shoppers a serious and responsible small business relationship, offering personalized attention to all of them for Best quality E2 Class Weight Box - High quality CAST-IRON M1 weights 5kg to 50 kg (adjusting cavity on top) – JIAJIA , The product will supply to all over the world, such as: Czech republic, United States, Belgium, Excellent quality comes from our adherence to every detail, and customer satisfaction comes from our sincere dedication. Relying on advanced technology and industry reputation of good cooperation, we try our best to provide more quality products and services to our customers, and all of us are willing to strengthen exchanges with domestic and foreign customers and sincere cooperation, to build a better future.

Hope that the company could stick to the enterprise spirit of "Quality, Efficiency, Innovation and Integrity", it will be better and better in the future.
