The role of the National Measurement and Calibration Center is embodied in preserving the Saudi National Kilogram, which is the ninety-third replica of the International Prototype Kilogram (IPK), made from a specific blend of 90% platinum and 10% iridium, possessing unique specifications.
Measurements of mass and their associated variables hold significant importance due to their diverse applications in our daily lives. Laboratories, industries, military, health, and civil sectors rely on them for various applications, each requiring different levels of precision. In this context, the center prioritizes meeting the fundamental needs of mass measurements to serve industrial and service sectors in the Kingdom of Saudi Arabia. The Mass Measurement Management is divided into nine laboratories.
The Mass Laboratory is one of the laboratories under the Mass Measurement Management at the National Measurement and Calibration Center, housing the National Kilogram. The laboratory calibrates standard weights, electronic balances, and bridge scales and possesses extensive capabilities for calibration and measurement as follows:
Calibration and Measurement Capabilities:
The Density Laboratory is an integral part of the Mass Measurement Management at the National Measurement and Calibration Center. Specializing in establishing and maintaining national standards for measuring the density of solid and liquid materials, the laboratory provides density measurement services for solid objects ranging from 1 gram to 50 kilograms, as well as for reference liquid densities and hydrometer calibration. The laboratory boasts extensive capabilities in calibration and measurement as follows:
Calibration and Measurement Capabilities:
0.003 cm3
|
(7700 – 8400) kg/m3
| Density of Solid
(Mass Standard 1 g – 1 kg) |
(0.06-0.25) cm3
| Density of Solid
(Mass Standard 2 kg – 10 kg) |
0.6 cm3
| Density of Solid
(Mass Standard 20k g – 50 kg) |
0.1 kg/m3
|
(600–2000) kg/m3 | Density of Liquid (Hydrometer)
|
The Force Measurement Laboratory specializes in calibrating load cells and material testing machines according to international ISO standards, ensuring that measurements comply with global quality standards. Measurement results are assigned to the International System of Units (SI), ensuring the accuracy and reliability of the measurements. Accurate force measurements are essential in various civil and mechanical engineering applications, and the laboratory is equipped to provide calibration and measurement services with the highest levels of accuracy and efficiency as follows:
Calibration and Measurement Capabilities
The Volume Laboratory at the National Center for Measurement and Calibration specializes in creating and maintaining national standard measurements for volume measurement in liters. The laboratory provides calibration services for volume measuring devices, as well as calibration for pipettes, burettes, and metal and glass volumetric flasks. The laboratory has the necessary capabilities to ensure the accuracy of measurements and calibration in accordance with international quality standards, as follows:
Calibration and Measurement Capabilities:
The Hardness Laboratory, considered a part of the Mass Measurement Management at the National Center for Measurement and Calibration, focuses on preserving national standard measurements for hardness. This laboratory provides calibration services for high-precision measuring devices such as material testing machines, hardness testers, hardness test blocks, and lenses. The laboratory has the necessary capabilities to ensure measurement and calibration accuracy in accordance with approved international standards, as follows:
Calibration and Measurement Capabilities:
The Viscosity Laboratory is an integral part of the Mass Measurement Management at the National Center for Measurement and Calibration. This laboratory dedicates its efforts to establishing and preserving national standard measurements for viscosity. Additionally, the laboratory provides calibration services for viscosity measurement instruments (Viscometer), calibration of reference fluid viscosity, measurement of rotational viscosity, and calibration of flow cups. The laboratory has the necessary capabilities for measurement and calibration in accordance with the highest international standards, as follows:
Calibration and Measurement Capabilities:
0,22 %
0,26 %
0,28 %
0,30 % 0,35 % 0,38 % 0,45 % 0,55 % 0,65 % 0,80 %
0,90 % | 0,9 – 39 mm²/s
39 – 150 mm²/s 150 – 230 mm²/s 230 – 880 mm²/s 880 – 2500 mm²/s 2500 – 4500 mm²/s 4500 – 8150 mm²/s 8150 – 21000 mm²/s 21000 – 32000 mm²/s 32000 – 73000 mm²/s 73000 – 100000 mm²/ | Kinematic Viscometer measurements
|
0.2-0.9 %
|
0.5 – 100000 MPa·s
| R ROTATION
|
0.2 – 1.0 %
|
1.6 – 2000 mm2/s
| FLOW CUP
|
The Pressure Laboratory is an essential part of the Mass Measurement Management at the National Center for Measurement and Calibration. The laboratory establishes and preserves standard, reference, and operational measurements for pressure in units of pascals. It has the capability to calibrate high-precision pressure measuring devices and static load devices. Additionally, it can measure pressure using liquids up to (500) megapascals. The laboratory also conducts calibration of digital and analog pressure devices, barometric pressure devices, and measures pressure using gas up to (100) megapascals, as well as measures negative pressure by discharge up to ( -95) kilopascals. The laboratory possesses all the necessary capabilities for calibration and measurement at the highest levels of accuracy and reliability, as follows:
Calibration and Measurement Capabilities:
The Gravity Laboratory is a vital component of the Mass Measurement Management at the National Center for Measurement and Calibration. The laboratory offers gravity measurement services extensively both within and outside the laboratory, including measuring absolute gravity using the (FG5-X( device and relative gravity using the (CG5) device. The laboratory has the capability to conduct calibration and measurement at the highest levels of accuracy and reliability, making it the ideal choice for meeting measurement needs in this important field, as follows:
Calibration and Measurement Capabilities:
The Torque Laboratory is an essential part of the Mass Measurement Management at the National Center for Measurement and Calibration. The laboratory ensures adherence to the highest standards of accuracy and reliability in torque measurements, holding the national standards for torque measurement. The laboratory calibrates reference torque transducers, high-precision and medium-precision manual and electronic torque tools, as well as rotary torque machines. The laboratory is capable of calibration and measurement with precision according to the latest international standards and requirements, ensuring efficient fulfillment of measurement needs in this field, as follows:
Calibration and Measurement Capabilities:
5*10-3
|
10 N·m - 1000N·m
| Calibration TORQUE HAND
TOOLS Device |
5*10-3
|
0.1N·m - 5 kN·m
| TORQUE HAND TOOLS
|
5*10-4
|
0.1 N·m - 5 kN·m
| REFERENCE TORQUE WRENCHES
|
2*10-4
|
0.1N·m - 1 kN·m
| TORQUE TRANSDUCERS
|
5*10-4
|
0.1N·m - 5 kN·m
| |