ISO 17025 Accredited Pressure Calibration Services
Accurate pressure measurement is critical for maintaining process safety, equipment performance, and regulatory compliance across industrial operations. RICI provides ISO 17025 accredited Pressure Calibration Services for manufacturing plants, oil and gas facilities, pharmaceutical companies, power generation, petrochemical industries, and engineering organizations.
Our calibration laboratory is equipped with advanced Pressure Calibration Equipment, certified reference standards, and precision Pressure Calibration Pumps to deliver accurate, traceable, and reliable calibration results. Whether you require Pressure Gauge Calibration Services, Pressure Switch Calibration, Pressure Relief Valve Calibration, or Pressure Transmitter Calibration, our experienced metrologists ensure every instrument performs within its specified tolerance.
Pressure instruments gradually drift from their original accuracy due to continuous operation, temperature changes, vibration, and process conditions. Inaccurate pressure measurements can result in equipment damage, production losses, safety risks, and failed compliance audits. Routine calibration ensures reliable pressure measurement while supporting ISO 9001, ISO/IEC 17025, and industry-specific quality requirements.
RICI provides comprehensive pressure calibration solutions using internationally traceable reference standards and precision calibration systems.
Verifies analog and digital pressure gauges including differential pressure gauges and Bourdon gauges used across industrial processes, laboratories, and manufacturing facilities.
Complete calibration of pressure transmitters including DP transmitters and Rosemount transmitters, verifying accuracy, linearity, repeatability, and output performance.
Verifies switching points, repeatability, hysteresis, and operating accuracy for industrial pressure switches used in process control and safety systems.
PRV, PSV, and safety relief valve calibration to protect pressure systems from overpressure conditions, with PSV Calibration Certificates issued per applicable API standards.
Verifies control valve performance to ensure stable pressure regulation and reliable process operation across industrial systems.
Verifies pressure measurement accuracy for digital manometers used in HVAC, laboratories, manufacturing, and industrial applications.
RICI uses advanced Pressure Calibration Equipment designed for high-accuracy verification across low, medium, and high-pressure applications, including Pressure Calibration Pumps, Digital Pressure Controllers, Precision Pressure Indicators, Deadweight Testers, Beamex PGL, and Fluke 718 300G Pressure Calibrator — enabling reliable, repeatable, and traceable calibration results.
Organizations trust RICI because we combine technical expertise with internationally recognized calibration practices.
Every calibration certificate includes instrument identification, traceability information, measurement results, environmental conditions, and calibration status.
Need reliable Pressure Calibration Services? RICI provides professional calibration for pressure gauges, pressure transmitters, pressure switches, differential pressure gauges, digital manometers, pressure relief valves, safety valves, DP transmitters, and other critical pressure instruments. Complete the "Send Us a Request" form on this page today, and our calibration specialists will recommend the most suitable calibration solution for your equipment.
Pressure Calibration is the process of comparing a pressure measuring instrument against a certified reference standard to verify and adjust its accuracy.
Most organizations perform Pressure Gauge Calibration annually. Critical instruments operating in demanding environments may require more frequent calibration based on usage and regulatory requirements.
A Pressure Transmitter Calibration Procedure involves applying known pressure values using certified calibration equipment and verifying the transmitter's output for accuracy, linearity, and repeatability.
PSV Calibration verifies that a pressure safety valve opens and reseats at the correct pressure. Following calibration, a PSV Calibration Certificate can be issued, and procedures may be performed in accordance with applicable API standards where required.
Yes. RICI provides Digital Manometer Calibration, Pressure Switch Calibration, and calibration for a wide range of industrial pressure instruments.
Our laboratory uses advanced pressure calibration systems, including precision pressure calibration pumps, digital pressure controllers, Beamex PGL, Fluke 718 300G Pressure Calibrator, and other traceable reference equipment to ensure highly accurate results.
To discover how our services can benefit you, or to receive a free, no commitment quotation, please contact us.
| Test No. | Test Name | ASTM Standard Method | BS Standard Method |
|---|---|---|---|
| 2 | Sampling Freshly Mixed Concrete | ASTM C172 | BS EN 12350-1 |
| 3 | Temperature of Freshly Mixed Hydraulic-Cement Concrete | ASTM C1064 | - |
| 4 | Slump of Hydraulic-Cement Concrete | ASTM C143 | BS EN 12350-2 |
| 5 | Density (Unit Weight), Yield, and Air Content (Gravimetric) of Concrete | ASTM C138 | BS EN 12350-6 |
| 6 | Air Content of Freshly Mixed Concrete by the Pressure Method | ASTM C231 | BS EN 12350-7 |
| 7 | Making and Curing Concrete Test Specimens in the Field | ASTM C31 | BS EN 12390-1/2 |
| 8 | Density of Hardened Concrete | - | BS EN 12390-7 |
| 9 | Water Storage Tanks Used in the Testing of Hydraulic Cements and Concretes | ASTM C511 | - |
| 10 | Capping Cylindrical Concrete Specimens | ASTM C617 | - |
| 11 | Compressive Strength of Cylindrical/ Cubical Concrete Specimens | ASTM C39 | BS EN 12390-3 |
| Serial Number | Test Name | ASTM Standard Method | BS Standard Method |
|---|---|---|---|
| 1 | Sampling Aggregates | ASTM D75 | BS EN 932-1 |
| 2 | Reducing Samples of Aggregate to Testing Size | ASTM C702 | BS EN 932-2 |
| 3 | Aggregate Moisture Content | - | BS 812-109 |
| 4 | Sieve Analysis of Fine and Coarse Aggregates | ASTM C136 | BS EN 933-1 |
| 5 | Material Finer than 75-µm Sieve and 63-µm Sieve in Aggregates by Washing | ASTM C117 | BS EN 933-2 |
| 6 | Clay Lumps and Friable Particles in Aggregates | ASTM C142 | - |
| 7 | Degradation of Coarse Aggregate by Abrasion and Impact in the Los Angeles Machine | ASTM C131 / C535 | - |
| 8 | Soundness of Aggregates by Use of Sodium Sulfate or Magnesium Sulfate | ASTM C88 | BS 812-121 |
| 9 | Density, Relative Density (Specific Gravity), and Absorption of Coarse Aggregate | ASTM C127 | BS EN 1097-6 |
| 10 | Density, Relative Density (Specific Gravity), and Absorption of Fine Aggregate | ASTM C128 | BS EN 1097-7 |
| Serial Number | Test Name | ASTM Standard Method |
|---|---|---|
| 1 | Standard practice for sampling bituminous paving mixtures | ASTM D979 |
| 2 | Standard test method for moisture or volatile distillates in bituminous paving mixtures | ASTM D1461 |
| 3 | Standard test method for theoretical maximum specific gravity and density of bituminous paving mixtures | ASTM D2041 |
| 4 | Standard test method for quantitative extraction of bitumen from bituminous paving mixtures | ASTM D2172 |
| 5 | Standard test method for bulk specific gravity and density of non-absorptive compacted bituminous mixtures | ASTM D2726 |
| 6 | Standard practice for estimating application rate of bituminous distributors | ASTM D2995 |
| 7 | Standard test method for percent air voids in compacted dense and open bituminous paving mixtures | ASTM D3203 |
| 8 | Standard test method for thickness or height of compacted bituminous paving mixtures specimens | ASTM D3549 |
| 9 | Standard practice for sampling compacted bituminous mixtures for laboratory testing | ASTM D5361 |
| 10 | Standard test method for mechanical size analysis of extracted aggregate | ASTM D5444 |
| 11 | Standard practice for preparation of bituminous specimens using Marshall apparatus | ASTM D6926 |
| 12 | Standard test method for Marshall stability and flow of bituminous mixtures | ASTM D6927 |