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GB/T 14211-2019 English PDF

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GB/T 14211-2019: Test method of mechanical seal
Status: Valid

GB/T 14211: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 14211-2019English199 Add to Cart 3 days [Need to translate] Test method of mechanical seal Valid GB/T 14211-2019
GB/T 14211-2010English239 Add to Cart 3 days [Need to translate] Test method of mechanical seal Obsolete GB/T 14211-2010
GB/T 14211-1993English199 Add to Cart 2 days [Need to translate] Code for test of machanical seal Obsolete GB/T 14211-1993

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Basic data

Standard ID GB/T 14211-2019 (GB/T14211-2019)
Description (Translated English) Test method of mechanical seal
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard J22
Classification of International Standard 21.140
Word Count Estimation 10,168
Date of Issue 2019-10-18
Date of Implementation 2020-09-01
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 14211-2019: Test method of mechanical seal

---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.
Test method of mechanical seal ICS 21.140 J22 National Standards of People's Republic of China Replace GB/T 14211-2010 Mechanical seal test method Published on.2019-10-18 2020-09-01 implementation State market supervision and administration China National Standardization Administration issued

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 14211-2010 "Mechanical Seal Test Method". This standard is compared with GB/T 14211-2010, except for editing The main technical changes outside the sexual modification are as follows. --- Added normative references (see Chapter 2); --- The factory test has increased the air tightness test (see 4.1.2, 4.2); --- Increased the type of test media (see Table 1, Table 2, 4.1 of.2010 edition); --- The test method is subdivided according to the sealing arrangement and the transport medium (see Chapter 4, Chapter 5, Chapter 3 of the.2010 edition); --- Removed the contents of the appendix mechanical seal test report (see Appendix A of the.2010 edition). This standard was proposed by the China Machinery Industry Federation. This standard is under the jurisdiction of the National Mechanical Sealing Standardization Technical Committee (SAC/TC491). This standard was drafted. Hefei General Machinery Research Institute Co., Ltd., Beijing University of Chemical Technology, Sichuan University, Sichuan Nikken Seals Co., Ltd. Company, Dandong Clone Group Co., Ltd., Ningbo Volken Technology Co., Ltd., Zhejiang Lantian Machinery Seal Co., Ltd. Fertilizer General Environmental Control Technology Co., Ltd. The main drafters of this standard. Li Wei, Wu Zhaoshan, Cai Jining, Zhang Youhua, Chen Zhi, Zhou Fuxing, Yan Guoping, Ni Min, Li Xiang, Yao Liming, Zheng Guoyun, Yang Bofeng, Ding Siyun, Shen Zongyu, Ban Yuhong. The previous versions of the standards replaced by this standard are. ---GB/T 14211-1993, GB/T 14211-2010. Mechanical seal test method

1 Scope

This standard specifies the test classification, factory test, type test, test report, test device and instrument for mechanical seal product performance test. Meters, etc. This standard applies to mechanical seals of centrifugal pumps and similar rotating machinery.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 33509 General Specification for Mechanical Seals JB/T 11289 dry gas sealing technical conditions

3 test classification

3.1 Type test. Test to determine whether the mechanical seal meets all the performance requirements of the technical specification. 3.2 Factory test. Tests that should be carried out at the factory for mechanical seals that have passed the type test.

4 factory test

4.1 Overview 4.1.1 The type and arrangement of the seals shall comply with the provisions of GB/T 33509. 4.1.2 For the arrangement 1, the arrangement 2 and the arrangement 3 (3CW-FB, 3CW-FF, 3CW-BB) using the spacer solution, The factory test is divided into air tightness test, static pressure test and dynamic test. The air tightness test is a mandatory test item, and the static pressure test and dynamic test are available. Select the inspection item. 4.1.3 For the arrangement of the isolation gas 3 (3NC-FB, 3NC-FF, 3NC-BB), according to JB/T 11289. 4.2 Air tightness test 4.2.1 Test conditions 4.2.1.1 The test medium is normal temperature nitrogen or air. 4.2.1.2 The volume of gas in the sealed chamber is up to 28L. 4.2.1.3 The seal end face of the test seal shall not be coated with any lubricating oil or grease. 4.2.1.4 Separate tests shall be carried out for each sealing end face of the double-face seal in arrangement 2 and arrangement 3 . 4.2.2 Test procedure 4.2.2.1 separately fill the test sealed cavity, isolation seal cavity, buffer seal cavity or suppression seal cavity with clean gas, plus Pressed to 0.17 MPa.

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