HIP-Petrohemija has resources and trained staff for providing specific types of services intended for professional users.
Laboratory and mechanical testing are regular parts of the working process in HIP-Petrohemija that ensure high quality of products and safe operation of equipment. In addition to knowledge and decades of experience, reliability of performed tests is guaranteed by appropriate accreditation issued by authorized accreditation bodies.
These highly specialized services in the HIP-Petrohemija are provided by Laboratory and Mechanical Maintenance Units.
Laboratory
Laboratory Unit tests the properties of substances and products by analytical and instrumental methods, using state of the art equipment and highly educated staff. Reliability of the test results is due to application of the accredited laboratory testing management system according to the ISO/IEC 17025:2017 standard.
| Analysis Laboratory - Services | Polymer Laboratory - Services | |
Sampling and bringing samples of basic chemical products | Sampling and bringing samples of polymers | |
Spectroscopy testing | Mechanical testing of polymers | |
Gas-chromatography testing | Rheology testing of polymers | |
Water testing | Heat testing of polymers | |
Oil and gasoline testing | Morphological testing of polymers | |
Microbiological testing | Specific pipe and fittings testing | |
Classical analytic testing | ||
Complete list of Laboratory services (pdf, 126 KB)
Scope of Accredited Testing of the Laboratory Unit (pdf, 1 MB)
Mechanical Maintenance
Service / Tests of Mechanical Maintenace Unit
| Testing subject | Testing type |
| Safety valves | Safety valves adjustment: - Opening beginning pressure determining - Closing pressure determining |
| Stable vessels under pressure and industrial metal pipelines | - Testing by liquid under pressure - Testing by gas under pressure - Combined testing (for vessels) |
| Equipment under pressure and other mechanical equipment | - Measurement of metal materials hardness - Measurement of surfaces roughness Nondestructive methods: - Visual testing (general principles) - Visual testing of welded joints - Testing by penetrants - Ultrasonic thicknesses measurement |
| Steam traps | Testing of steam traps operating |
| Industrial machines (rotation equipment) | - Measurementof vibrations on non-rotating machine parts - Balancing of rotating machine parts |
