ISO 1005-7-1982 PDF

Full title and description

ISO 1005-7:1982 — Railway rolling stock material — Part 7: Wheelsets for tractive and trailing stock — Quality requirements. This part of ISO 1005 specifies quality, assembly and inspection requirements for wheelsets used on powered and trailing railway vehicles, including requirements for press-fitting or shrink-fitting wheels and wheel centres onto axles and the finished assembly's dimensions and tolerances.

Abstract

Specifies requirements for assembly by press fitting or shrink fitting of solid wheels, wheel centres and other components onto axles; gives dimensions and tolerances for the completed wheelset assembly and sets out inspection and supply conditions. Applies to specified types of axles and wheels and to plain or roller axle box and traction motor bearings.

General information

• Status: Published (International Standard — confirmed).
• Publication date: November 1982 (1982-11-01).
• Publisher: International Organization for Standardization (ISO).
• ICS / categories: 45.060.01 (Railway rolling stock); 77.140.99 (Other iron and steel products).
• Edition / version: Edition 1 (1982).
• Number of pages: 15 pages.

Key bibliographic and lifecycle details above are taken from the ISO bibliographic record for ISO 1005-7:1982; the standard was last reviewed and confirmed in 2021 and remains the current published edition.

Scope

Defines the quality requirements, assembly methods (press fit or shrink fit), dimensional limits and tolerances, and inspection/supply conditions for wheelsets intended for tractive and trailing railway stock. The scope covers certain axle and wheel types and addresses compatibility with plain or roller axle-box bearings and traction-motor bearings. It is focused on wheelset manufacturing and acceptance rather than detailed dynamic performance or track interaction.

Key topics and requirements

• Assembly methods: press fitting and shrink fitting procedures and acceptance criteria for wheels and wheel centres mounted on axles.
• Dimensional requirements and tolerances for completed wheelsets (overall geometry, concentricity and fit tolerances).
• Inspection and supply conditions, including acceptable non‑conformances and test/inspection points.
• Applicability to plain and roller axle-box bearings and traction-motor bearings; scope limitations for which axle/wheel types are covered.
• Normative references (e.g., ISO/R 286 limits and fits and other parts of the ISO 1005 series).

Typical use and users

Used by railway vehicle manufacturers, wheelset and wheel suppliers, component assemblers, quality and inspection engineers, railway maintenance organisations, procurement teams specifying wheelset supply, and national standards bodies when aligning national wheelset requirements with international practice. The document is primarily a manufacturing and acceptance standard rather than an operational or dynamic-performance standard.

Related standards

Related documents include other parts of the ISO 1005 series (e.g., Parts 1 and 2 addressing tyres and rough tyres), the ISO system of limits and fits (ISO/R 286) cited as normative reference, and national/adopted equivalents or similar specifications (examples include BS 5892 series and later national standards such as GOST adaptations referencing ISO 1005-7). These linked standards cover complementary dimensions, material and acceptance requirements for wheels, tyres and wheelsets.

Keywords

wheelset, wheel, axle, press fit, shrink fit, railway rolling stock, inspection, tolerances, axle-box bearing, traction motor bearing, ISO 1005

FAQ

Q: What is this standard?

A: ISO 1005-7:1982 is an ISO international standard titled "Railway rolling stock material — Part 7: Wheelsets for tractive and trailing stock — Quality requirements" that provides manufacturing, assembly and acceptance requirements for wheelsets.

Q: What does it cover?

A: It covers assembly by press fitting and shrink fitting of wheels and wheel centres onto axles, the finished wheelset dimensions and tolerances, and inspection and supply conditions; it applies to specified axle and wheel types and to plain or roller bearings used with those wheelsets.

Q: Who typically uses it?

A: Vehicle manufacturers, wheel and wheelset suppliers, assembly and quality engineers, maintenance organisations and procurement/specification teams in the rail industry. Standards bodies and test laboratories also reference it when aligning national requirements.

Q: Is it current or superseded?

A: The 1982 edition is the published edition and the ISO bibliographic record shows it was reviewed and confirmed (most recently in 2021); therefore the 1982 text is listed as the current confirmed edition. Users should check national adoption or later national standards for any regional updates.

Q: Is it part of a series?

A: Yes — ISO 1005 is a multipart series dealing with railway wheel and tyre materials; Part 7 is one part of that series and references other parts (for example Parts 1 and 2) and normative documents such as the ISO limits-and-fits series.

Q: What are the key keywords?

A: Wheelset, wheel mounting, press fit, shrink fit, axle, tolerances, inspection, railway rolling stock, axle-box bearing, traction motor bearing.