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GB/T 33941.3-2017Earth-moving machinery—Structure stress test method—Part 3: Equipments and attachments of loaders, excavators and backhoe loaders (English PDF)

土方机械结构件应力测试方法第3部分：装载机、挖掘机和挖掘装载机的工作装置和附属装置

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

October 14, 2017

Implementation date

May 1, 2018

Scope

GB/T 33941.3-2017 is the English-translated version of 土方机械结构件应力测试方法第3部分：装载机、挖掘机和挖掘装载机的工作装置和附属装置.

GB/T 33941.3-2017 is Part 3 of GB/T 33941 and sets out how the stress in the working equipment and the attachments of loaders, excavators and backhoe loaders is measured.

It fixes the test equipment and facilities, the test conditions, the choice of measuring points and the strain gauge layouts, the test procedure, the processing of the data and the content of the test report, and it applies to the machines defined in GB/T 8498.

Its terms come from the earth moving machinery vocabularies it cites, among them GB/T 6572 for hydraulic excavators, GB/T 10168 for backhoe loaders, GB/T 18577.2 for working equipment and attachments and GB/T 25604 for general terminology; the first term it defines itself is the base machine. It was issued on 14 October 2017 and has applied since 1 May 2018.

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Document preview — GB/T 33941.3-2017

National Standard of the People's Republic of China

ICS: 53.100
Classification: P 97

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

Foreword
1 Scope
2 Normative references
3 Terms and definitions

Foreword

GB/T 33941 "Earth-moving machinery structural stress test method" is divided into three parts.

--- Part 1. General;

--- Part 2. Tire loader rack;

--- Part 3. Loaders, excavators and backhoe loaders working equipment and ancillary devices. This section GB/T 33941 Part 3. This section drafted in accordance with GB/T 1.1-2009 given rules.

1 Scope

GB/T 33941 provisions of this part of the loader, excavator and backhoe loader work and attachments for stress testing Test equipment and equipment/facilities, test conditions, test points and patch forms, test procedures, data processing and test reports.

This section applies to GB/T 8498 as defined loaders, excavators and backhoe loaders (hereinafter referred to as the machine) working device and attached Is a device stress test.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this document. For undated references, the latest edition (including all amendments) applies to this document.

GB/T 6572 earth moving machinery hydraulic excavator terms and commercial specifications

Hydraulic excavators - Test methods

GB/T 10168 earthmoving machinery backhoe terminology and commercial specifications

Earth - moving machinery loaders and backhoe loaders Part 2: Breakout force and maximum lifting height Ability to test methods

GB/T 13332-2008 Earth-moving machinery Hydraulic excavators and backhoe loaders excavation force determination method

GB/T 18577.2 Earth-moving machinery - Dimensions and symbols - Definitions - Part 2 - Working equipment and attachments

GB/T 21154-2014 Earth-moving machinery machine and its work equipment and components of the quality measurement method

GB/T 21941 earthmoving machinery hydraulic excavator and backhoe loader and grab bucket capacity calibration

GB/T 21942 earthmoving loaders and front shovels bucket capacity calibration

GB/T 25604 earthmoving machinery terminology and commercial specifications

Earth - moving machinery - Safety - Part 5: Requirements for hydraulic excavators

GB/T 33941-1-2017 Methods of stress testing of earth moving machinery structures - Part 1: General principles

JB/T 3688.3-1998 Test methods for wheel loaders

3 Terms and definitions

GB/T 6572, GB/T 10168, GB/T 18577.2, GB/T 21154-2014, GB/T 25604, GB 25684.5 and GB/T 33941.1-2017 defined and the following terms and definitions apply to this document.

3.1 Host basemachine

The machine does not have working equipment or attachments but is equipped with the necessary fittings for the attachment of work equipment or attachments, if required Equipped with cab or hangar and driver protection structure.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 17 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 33941-1-2017

Similar standards

GB 48002-2026|GB/T 47724-2026|GB 16710-2025|GB/T 25028-2025|GB/T 45375-2025|GB/T 45866-2025

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