GOST R 55265.7-2012 PDF

Full title and description

GOST R 55265.7-2012 (Russian: ГОСТ Р 55265.7-2012) — Mechanical vibration. Evaluation of machine vibration by measurements on non-rotating parts. Part 7: Rotodynamic pumps for industrial applications. This national adoption of ISO 10816‑7:2009 gives requirements and evaluation criteria for vibration measurements taken on non-rotating parts (for example bearing housings) of rotodynamic pumps used in industrial service.

Abstract

This standard specifies methods and acceptance criteria for assessing the vibration condition of rotodynamic (centrifugal and similar) pumps for industrial use by measurements on non-rotating parts. It defines pump categories, measurement locations, measurement quantities (typically vibration velocity, RMS), and zone limits used to decide whether vibration is acceptable, requires investigation, or requires corrective action. The content implements the requirements of ISO 10816‑7:2009 adapted as a Russian national standard.

General information

• Status: Active (national standard in force in the Russian Federation).
• Publication date: Approved 29 November 2012 (Federal Agency for Technical Regulation and Metrology order); implementation/entry into force reported 1 December 2013 in national registries.
• Publisher: Federal Agency on Technical Regulating and Metrology (Rosstandart) / published in national standards collections (national registration and publishing bodies).
• ICS / categories: ICS 17.160 (Vibrations, shock and vibration measurements / mechanical vibration measurement and evaluation).
• Edition / version: GOST R 55265.7-2012 (adoption of ISO 10816‑7:2009).
• Number of pages: Varies by published translation/issue — the original ISO 10816‑7:2009 document is 17 pages; Russian electronic/printed editions are commonly reported in the 23–25 page range depending on formatting.

Scope

Applies to rotodynamic pumps for industrial applications (nominal power typically above about 1 kW) and covers vibration measurements made on non-rotating parts (bearing housings and similar locations). The standard provides guidance for instrument setup, measurement locations, measurement quantities (for example RMS vibration velocity), interpretation of results using zone limits (A/B/C etc.), and categorization of pumps by application criticality (category I — high‑integrity/critical service; category II — general industrial service). It is intended for use in acceptance testing, commissioning and periodic condition monitoring.

Key topics and requirements

• Measurement on non-rotating parts (bearing housing measurements) as primary basis for condition evaluation.
• Definition of pump categories (e.g., Category I — critical applications; Category II — general industrial service) that determine acceptance thresholds.
• Zone limits (A, B, C, etc.) for vibration velocity (broadband RMS) used to decide acceptable operation, attention required, or mandatory action.
• Guidance on measurement procedure, instrumentation, measurement positions, repeatability and correction for external / induced vibration sources.
• References and linkage to other vibration standards (ISO 10816‑1, ISO 7919 series, and national normative references) for detailed measurement and diagnostic practices.

These topics and requirements follow the content and intent of ISO 10816‑7:2009 as adopted in the Russian national standard.

Typical use and users

Primary users are rotating‑equipment/maintenance engineers, reliability and condition‑monitoring specialists, pump manufacturers and test laboratories, commissioning teams, and engineering departments in industries such as oil & gas, petrochemical, power generation (including thermal and nuclear plants), water and wastewater, and heavy process industries. The standard is used for factory and site acceptance tests, periodic condition monitoring and to support maintenance decision-making.

Related standards

Directly implemented from ISO 10816‑7:2009. Related and complementary standards include other parts of the ISO 10816/ISO 20816 family and ISO 7919 series (shaft measurements), national GOST/R standards on vibration and pump safety, and industry standards such as API specifications where applicable for specific pump classes. Practitioners often cross-reference ISO 10816‑1, ISO 7919‑1/3 and the newer ISO 20816 series when developing monitoring and acceptance procedures.

Keywords

vibration; rotodynamic pumps; mechanical vibration; bearing housing measurements; vibration velocity (RMS); condition monitoring; acceptance testing; ISO 10816‑7; GOST R; pump diagnostics.

FAQ

Q: What is this standard?

A: It is the Russian national standard GOST R 55265.7-2012, a national adoption of ISO 10816‑7:2009, that sets out procedures and acceptance criteria for vibration measurements on non‑rotating parts of rotodynamic industrial pumps.

Q: What does it cover?

A: It covers where and how to measure vibration on non‑rotating parts (bearing housings), what quantities to use (commonly RMS vibration velocity), how to interpret results using zone limits, pump categorization by criticality, and basic measurement and reporting guidance.

Q: Who typically uses it?

A: Maintenance and reliability engineers, test and commissioning personnel, pump manufacturers, third‑party testing labs and engineering consultants involved with pump acceptance, diagnostics and condition‑based maintenance in industrial sectors such as oil & gas, chemical, power and water utilities.

Q: Is it current or superseded?

A: As published, GOST R 55265.7‑2012 is an active national adoption of ISO 10816‑7:2009. Note that the wider ISO vibration family has evolved (newer ISO 20816 series exists for some machine classes), so users should confirm the applicable edition for their jurisdiction and application; for Russian national practice the GOST R adoption remains the referenced document until officially superseded.

Q: Is it part of a series?

A: Yes — it is part of the ISO/ISO‑adopted family for mechanical vibration evaluation (ISO 10816 series and related ISO standards such as ISO 7919). The GOST R numbering places it within a set of national standards on vibration measurement and machine condition monitoring.

Q: What are the key keywords?

A: Vibration, rotodynamic pumps, bearing housing, RMS vibration velocity, condition monitoring, ISO 10816‑7, GOST R 55265.7‑2012.