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GB/T 31330-2014 English PDF

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GB/T 31330-2014: The performance test procedures of recirculating ball power steering lips seals
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PDF similar to GB/T 31330-2014


Standard similar to GB/T 31330-2014

GB/T 13871.1   GB/T 27800   GB/T 37996   GB/T 13871.4   GB/T 13871.3   

Basic data

Standard ID GB/T 31330-2014 (GB/T31330-2014)
Description (Translated English) The performance test procedures of recirculating ball power steering lips seals
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard G43
Classification of International Standard 83.140.50
Word Count Estimation 23,218
Date of Issue 12/5/2014
Date of Implementation 6/1/2015
Quoted Standard GB/T 13871.3; GB/T 24795.1; GB/T 24795.2-2011
Regulation (derived from) Announcement of Newly Approved National Standards 2014 No. 27
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This Standard specifies performance test methods cars recirculating ball power steering lip seal. This Standard is suitable for installation in cars recirculating ball power steering do positive, reverse movement of the output shaft, the input shaft of th

GB/T 31330-2014: The performance test procedures of recirculating ball power steering lips seals

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
The performance test procedures of recirculating ball power steering lips seals ICS 83.140.50 G43 National Standards of People's Republic of China Cars recirculating ball power steering Lip seal performance test method Issued on. 2014-12-05 2015-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅰ 1 Scope 1 2 Normative references 1 3 1 General requirements for test equipment 4 ring Installation Requirements 1 5 Performance Test 2 5.1 high-pressure swing seal performance test 2 5.1.1 High Temperature Sealing Test 2 5.1.2 Test 4 Low Temperature Sealing 5.1.3 Test 6 Limit high-pressure seal 5.1.4 resist negative pressure test 8 5.1.5 Fatigue Test 9 5.1.6 Test mud 11 5.2 Performance test low-voltage swing ring 13 5.2.1 High temperature sealing test 13 5.2.2 low temperature sealing test 14 5.2.3 Limit high pressure sealing test 14 5.2.4 Fatigue Test 15 5.2.5 friction torque test 15 5.2.6 Test mud 17 Appendix A (informative) swing seal performance test records Table 18 Annex B (informative) low-voltage swing ring friction torque test records Table 19

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Rubber and rubber products sealing products Standardization Technical Committee Technical Committee (SAC/TC35/SC3) Centralized. This standard was drafted. Duke Chongqing high-pressure seals Co., Ltd., Northwest Rubber Plastic Research and Design Institute, Anhui Seal Co. Cooper Secretary, Qingdao Beihai Sealing Technology Co., Ltd., Qingdao sea of \u200b\u200bGranville New Material Technology Co., Ltd. Chengdu Sheng help seal. This standard was drafted. Du Changchun, Caoyuan Li, Chen Po increases, Hao Bohua, along the present century, Zheng Dong, SUN Wei-hua, SHEN Guang Bin, Xu Ligang, Fan Debo, Li Yunfei, Tang Meng Jing. Cars recirculating ball power steering Lip seal performance test method

1 Scope

This standard specifies the car recirculating ball power steering lip seals (hereinafter referred to as seals) performance test methods. This standard is suitable for installation in cars do recirculating ball power steering output shaft forward and reverse movement, high voltage swing input shaft seal And low-voltage swing ring seals.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 13871.3 rotary shaft lip seal member is an elastomeric material seals - Part 3. Storage, handling and installation GB/T 24795.1 commercial vehicle axle rotary shaft lip seals - Part 1. structure, dimensions and tolerances Performance test method. GB/T 24795.2-2011 commercial vehicle axle Part 2 rotary shaft lip seals

3 General requirements for test equipment

3.1 to adapt to different inner and outer diameters of seals, shaft seals and cavity size can be changed, and you can easily remove and replace. 3.2 ring cavity should be consistent with the provisions of GB/T 24795.1 of. 3.3 gasket body cavity surface roughness should not exceed Ra1.6. 3.4 axis shall comply with GB/T 24795.1 of. 3.5 shaft surface roughness Ra0.2 ~ Ra0.4, surface hardness 55HRC ~ 63HRC. 3.6 shaft speed error should be controlled within ± 3% of the set value. 3.7 Test equipment should be capable of maintaining the temperature of the liquid in the test error is within ± 3 ℃. 3.8 Test equipment should be able to test pressure controlled within ± 5% of the set value. 3.9 In the case of eccentric movement is not set, test equipment with respect to the body of the spindle bore concentricity should be less than 0.03mm. 3.10 Test equipment should be configured to leak liquid receiver. 3.11 Test medium heating system circulating heating method can be used.

4 ring Installation Requirements

4.1 Before installation seals, seals should be checked whether the requirements of the relevant drawings or specifications, and check whether the test equipment 3 Requirements. 4.2 seals should be GB/T 13871.3 of the installation.

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