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GB/T 46647-2025Manually portable forest machinery - Recyclability and recoverability - Calculation method (English PDF)

便携式林业机械可循环再利用性和可回收再利用性计算方法

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Issued by

State Administration for Market Regulation

Level / Type

National · Recommended

Issue date

October 31, 2025

Implementation date

October 31, 2025

Scope

GB/T 46647-2025 is the English-translated version of 便携式林业机械可循环再利用性和可回收再利用性计算方法.

GB/T 46647-2025 is a Chinese national standard for calculating the recyclability and recoverability of manually portable forest machinery. It adopts ISO 17314:2008 and adds a chapter of normative references.

The document describes the calculation method, which expresses results as a percentage of the machine mass (a mass fraction percentage). The manufacturer can carry out the calculation when a machine is first put on the market.

Liquids are not included. Its terms include reuse, recycling, recovery, disassemblability and reusability. An informative appendix is referred to in the note to clause 5.3.2.

Issued on 31 October 2025 and applicable from 31 October 2025, it gives manufacturers a common way to report these figures.

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Document preview — GB/T 46647-2025

National Standard of the People's Republic of China

ICS: 65.060.80
Classification: B 90

Issued by: State Administration for Market Regulation

Foreword
1 Scope
2 Normative references
3 Terms and Definitions

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents".

This document adopts ISO 17314:2008 "Calculation of recyclability and reusability of portable forestry machinery". method". This document adds a chapter on "Normative References".

The following minimal editorial changes have been made to this document.

---Added a reference to informative Appendix A (see note in 5.3.2) to comply with standard writing requirements.

1 Scope

This document describes the calculation method for the recyclability and reusability of portable forestry machinery (hereinafter referred to as "machinery").

The method is expressed as a percentage of the mechanical mass (mass fraction percentage).

When a machine is first put on the market, this calculation can be performed by its manufacturer. Liquids are not included in the calculation.

2 Normative references

This document has no normative references.

3 Terms and Definitions

The following terms and definitions apply to this document.

3.1 Reuse

The operation of reusing parts from scrapped machinery for their original design purpose. [Source: ISO 22628:2002, 3.2, modified]

Note: See Figure 1.

3.2 Recycling

The waste materials are reprocessed to meet their original or other uses, excluding processes that generate energy from them. [Source: ISO 22628:2002, 3.3]

Note: See Figure 1.

3.3 Recycling and reuse recovery

Waste materials are reprocessed to meet their original or other uses, including processes that generate energy from them. [Source: ISO 22628:2002, 3.4]

Note: See Figure 1.

3.4 Disassemblability

The possibility that parts can be mechanically disassembled. [Source: ISO 22628:2002, 3.5, modified]

3.5 Reusability

The ability to adapt components from obsolescence to reuse. [Source: ISO 22628:2002, 3.6]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.

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