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GB/T 19982-2025Diameters of spindle for receiving circular sawblades on woodworking machines (English PDF)

木工机床上安装圆锯片处的主轴直径

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

October 31, 2025

Implementation date

May 1, 2026

Scope

GB/T 19982-2025 is the English-translated version of 木工机床上安装圆锯片处的主轴直径.

GB/T 19982-2025 is the Chinese standard "Diameters of spindle for receiving circular sawblades on woodworking machines". Its scope clause reads: This document specifies the diameter and tolerances of the spindle (including bushing) on a woodworking machine tool for mounting circular saw blades.

This document applies to the design and manufacture of woodworking machine spindles that mount circular saw blades. Its clauses include terms and definitions; woodworking circular saw blade installation type; spindle diameter at the saw blade location.

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Document preview — GB/T 19982-2025

National Standard of the People's Republic of China

ICS: 79.120.10
Classification: J 65
Replacing: GB/T 19982-2005

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
1.Scope
2 Normative References
3.Terms and Definitions
4.Woodworking circular saw blade installation type
5.Spindle diameter at the saw blade location.

1 Scope

This document specifies the diameter and tolerances of the spindle (including bushing) on a woodworking machine tool for mounting circular saw blades.

This document applies to the design and manufacture of woodworking machine spindles that mount circular saw blades.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.

For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.

This document.

GB/T 21680-2008 Dimensions of Woodworking Circular Saw Blades

3 Terms and Definitions

The terms and definitions defined in GB/T 21680-2008, as well as the following terms and definitions, apply to this document.

3.1

A thin, circular sheet-like object with saw teeth or welded teeth machined onto the outer circumference of the saw body, mounted on a woodworking circular saw or other woodworking machine tool.

Knives.

3.2

The diameter of the spindle or bushing at the location where the woodworking circular saw blade is installed on the machine tool.

Note. As shown in Figure 1.

3.3 bushing

A component installed at the spindle journal of a machine tool that mounts a woodworking circular saw blade, so that the spindle diameter matches the hole diameter of the woodworking circular saw blade.

Note. As shown in Figure 1.

4 Woodworking circular saw blade installation type

The mounting configuration of the woodworking circular saw blade on the machine tool spindle is shown in Figure 1.

5 Spindle diameter at the saw blade location

The dimensions of the woodworking circular saw blade conform to the requirements of GB/T 21680-2008, and the spindle diameter at the mounting point of the circular saw blade is shown in Table 1.

Other dimensions are subject to the agreement between the supplier and the buyer in the contract, with a tolerance requirement of g6.

GB/T 40337 | JB/T 13910.3 | CNCA C06-01 | GB/T 19985 | GB/T 19984 | […]

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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.

Referenced standards

Normative references

GB/T 21680-2008Circular saw blades for woodworking -- Dimensions

Editions of GB/T 19982

Edition	Title	Revision	Status
GB/T 19982-2025	Diameters of spindle for receiving circular sawblades on woodworking machines	current edition	Current
GB/T 19982-2005	Woodworking machines -- Diameters of spindles for receiving circular sawblades	previous edition	In force

This page sells the current edition, GB/T 19982-2025. Earlier editions are listed for reference only.

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