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GB/T 32609-2016The physical parameters and test methods of tennis rackets and parts (English PDF)

网球拍及部件的物理参数和试验方法

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

April 25, 2016

Implementation date

November 1, 2016

Scope

GB/T 32609-2016 is the English-translated version of 网球拍及部件的物理参数和试验方法.

GB/T 32609-2016 is the Chinese standard "The physical parameters and test methods of tennis rackets and parts". Its scope clause reads: This standard specifies the terms, definitions, classifications, requirements and test methods for tennis racquets (hereinafter referred to as racquet).

This standard applies to the full length of 660mm ~ 736.6mm game and mass sports fitness use of tennis racket. Its clauses include terms and definitions.

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Document preview — GB/T 32609-2016

National Standard of the People's Republic of China

ICS
97.220.40
Classification
Y 55

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

Contents

  • 3.1 by product use
  • 3.2 according to the basic structure of the material
  • 3.3 by product quality
  • 4 requirements
  • 4.1 basic parameters of the racket
  • 4.2 racket performance parameters
  • 4.3 Make the chord
  • 4.4 Making strings
  • 4.5 frame and handle
  • 5 Test Method
  • 5.1 Measurement of quality
  • 5.2 Measurement of dimensions
  • 5.3 Measurement of equilibrium points
  • 5.4 Measurement of crookedness
  • 5.5 Measurement of Alice
  • 5.6 test of the chord resistance and elongation test
  • 5.7 Measurement of body deflection
  • 5.8 Test of compressive strength and compressive residual deformation of box top
  • 5.9 Test of side compressive strength and compressive residual deformation of the head
  • 5.10 Test of compressive strength and residual deformation of compressive mass
  • 5.11 Torsional strength test
  • 5.12 Floor test and floor residual deformation test
  • 5.13 composite material racket heat resistance test
  • 5.14 Fatigue Strike Test
  • 5.15 Measurement of compressive strength of handle
  • 5.16 Appearance inspection

1 Scope

This standard specifies the terms, definitions, classifications, requirements and test methods for tennis racquets (hereinafter referred to as racquet).

This standard applies to the full length of 660mm ~ 736.6mm game and mass sports fitness use of tennis racket.

2 terms and definitions

The following terms and definitions apply to this document.

2.1 Make string string

A filament (also known as a net) mounted on a frame.

2.2 Beat the face

The box contains the part of the chord.

2.3 Jacket grommet

Protection of the string is not broken strip tube.

2.4 Frame

It does not include the overall part of the racket (also known as the body or frame).

2.5 Head

For the part of the string (also known as the head).

2.6 Top of the box

The head is divided into the left and right side of the center (also known as the head front).

2.7 Wireline stringgrommethole

The hole in the chord.

2.8 Neck

The connection between the head and the handle.

2.9 Handle shaft

The middle part of the head and the handle.

2.10 Triangle bridge

Attached to the neck of the reinforcing material (also known as transverse bridge or moon).

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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