GB15083-2019

Strength requirement and test method of automobile seats,their anchorages and any head restraints

汽车座椅、座椅固定装置及头枕强度要求和试验方法

GB 15083-2019 es una norma nacional china obligatoria vigente: Strength requirement and test method of automobile seats,their anchorages and any head restraints. Sector: Electrónica. Enfoque: Métodos de ensayo. Entrada en vigor: 1 jul 2020.

La aplicabilidad depende del alcance del producto, la vía de certificación, los avisos de la autoridad competente y las reglas de transición. Solicite una traducción o verifique la fuente antes de usar esta ficha en una decisión de cumplimiento.

Resumen de cumplimiento

Este resumen está disponible por ahora solo en inglés.

Alcance y aplicabilidad

This standard applies to the seats, their anchorages, and head restraints of M1, N, and specific M2/M3 category vehicles. It also covers the design of seat back rear components and luggage displacement protection devices in M1 vehicles. It explicitly excludes rearward-facing seats and their associated head restraints. The standard is mandatory for all relevant automotive manufacturers and is technically aligned with ECE R17.

Requisitos técnicos

The standard mandates strict general requirements, including the prohibition of side-facing seats in certain vehicle categories (M1, N1, and specific M2/M3 classes). It requires that all adjustment, displacement, and locking systems be self-locking. Seat back components must not feature any dangerous protrusions or sharp edges that could increase occupant injury, specifying minimum curvature radii for different impact zones. For head restraints, the standard specifies precise requirements for installation, height, width, and the gap between the head restraint and the seat back. Front row outer seats in M1 vehicles and specific M2/N1 vehicles must be equipped with head restraints. Head restraints must provide sufficient energy absorption and limit the maximum backward displacement of the head form to under 102mm during static testing to prevent cervical spine injuries. Additionally, it outlines special requirements for luggage displacement protection. Seat backs and partitioning systems acting as the front boundary of a luggage compartment must possess sufficient strength. During a frontal impact simulation, these structures must not allow luggage to penetrate the cabin space beyond strictly defined forward displacement limits relative to the seat's R-point.

Métodos de ensayo

The standard employs a combination of static and dynamic testing procedures. Key evaluations include the seat back strength test, which applies a specific bending moment to simulate occupant loading. Dynamic tests involve applying a 20g longitudinal acceleration to the vehicle body to simulate front and rear impacts. Head restraints undergo a static performance test using a 165mm diameter head form to measure displacement and apply specific loads. Energy absorption is evaluated via a pendulum impact test (striking at 24.1km/h) to ensure deceleration limits are met. Luggage displacement protection is verified through a specialized dynamic sled test using standardized rigid test blocks to impact the seat back. ISO 6487 is referenced for measurement instrumentation.

Preguntas frecuentes

What products and vehicle categories are regulated under GB 15083-2019?

It applies to M1, M2, M3, and N category vehicles, specifically covering seats, their anchorages, and head restraints. It explicitly excludes rearward-facing seats and their head restraints.

Are there any major updates from the previous GB 15083-2006 version?

The 2019 version prohibits side-facing seats in specific vehicle categories (M1, N1, certain M2/M3 classes), introduces definitions for various seat orientations (forward, rearward, side-facing, walk-in), and removes the static test method for anchorage and locking device strength, aligning more closely with ECE R17.

How does GB 15083-2019 differ from or relate to international standards like ECE R17?

The technical content of GB 15083-2019 is heavily referenced from ECE R17. Engineers familiar with ECE R17 will find the core compliance logic and test procedures highly similar, though Chinese-specific categorizations and mandatory implementation dates apply.

The summary above provides a high-level overview of GB 15083-2019. To ensure complete compliance for your products entering the Chinese market, a precise and professional translation of the full technical specifications is essential. Purchase our high-quality English translation of GB 15083-2019 today to access all detailed parameters, tables, and testing procedures.

Indicaciones de aplicabilidad

Tipo: Producto
CCS: T26
ICS: 43.040.60
Organismo competente: Ministry of Industry and Information Technology
Comité técnico: Ministry of Industry and Information Technology

Relaciones

Sustituye a:GB 15083-2006