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GB/T 25364.1-2021 English PDF

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Q: Should I purchase the latest version GB/T 25364.1-2021?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 25364.1-2021 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$199.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 25364.1-2021: Turbocharger seal rings - Part 1: General specifications
Status: Valid

GB/T 25364.1: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 25364.1-2021	199	Add to Cart	3 days	Turbocharger seal rings - Part 1: General specifications	Valid
GB/T 25364.1-2010	279	Add to Cart	3 days	Turbocharger seal rings -- Part 1: General specifications	Obsolete

Similar standards

GB/T 28239 GB/T 23341.1 GB/T 23341.2 GB/T 45646 GB/T 44532 GB/T 25364.2

Basic data

Standard ID: GB/T 25364.1-2021 (GB/T25364.1-2021)
Description (Translated English): Turbocharger seal rings - Part 1: General specifications
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J91
Word Count Estimation: 9,967
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 25364.1-2021: Turbocharger seal rings - Part 1: General specifications

---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.
Turbocharger seal rings -- Part 1: General specifications ICS 27:020 CCSJ91 National Standards of People's Republic of China Replacing GB/T 25364:1-2010 Turbocharger seal rings - Part 1: Specifications Published on 2021-12-31 2022-07-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration

foreword

This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules of Standardization Documents" drafted: This document is part 1 of GB/T 25364 "Turbocharger Sealing Rings": GB/T 25364 has published the following parts: --- Part 1: Technical conditions; --- Part 2: Inspection methods: This document replaces GB/T 25364:1-2010 "Turbocharger Sealing Rings - Part 1: Technical Conditions", and GB/T 25364:1- Compared with:2010, except for structural adjustment and editorial changes, the main technical changes are as follows: a) Modified normative references (see Chapter 2, Chapter 2 of the:2010 edition); b) add a chapter on terms and definitions (see Chapter 3); c) Delete ovality, flatness and warpage (see Table 1 and 5:8 of the:2010 edition); d) The definitions of tangential spring force and radial spring force are deleted (see 5:3:1 and 5:3:2 of the:2010 edition); e) The explanation of the codes in Table 1 in the main text is deleted (see 5:3:4 of the:2010 edition); f) Deleted the "Status" column and its contents in Table 3 (see Table 3 of the:2010 edition); g) Changed the requirements for surface defects (see 6:5, 5:5 of the:2010 edition); h) Changed the requirements for cleanliness (see 6:7, 5:7 of the:2010 edition); i) requirements for deflection are added (see 6:8); j) Added appearance requirements (see 6:9); k) Added the requirements for residual deformation (see 6:10); l) Added requirements for inner packaging and outer packaging (see 7:1:1:1, 7:1:1:2); m) Additional requirements for packaging, marking, storage and transport have been added (see 7:4): Please note that some content of this document may be patented: The issuing agency of this document assumes no responsibility for identifying patents: This document is proposed by China Machinery Industry Federation: This document is under the jurisdiction of the National Technical Committee for Standardization of Internal Combustion Engines (SAC/TC177): This document is drafted by: Shanghai Internal Combustion Engine Research Institute Co:, Ltd:, Pingxiang Debo Technology Co:, Ltd:, Ningbo Weifu Tianli Zeng Press Technology Co:, Ltd:, Shanghai Automotive Group Co:, Ltd: Commercial Vehicle Technology Center, Hunan Tianyan Machinery Co:, Ltd:, Shanghai Motor Vehicle Testing and Certification Technology Research Center Co:, Ltd:, Beijing Institute of Technology: The main drafters of this document: Qiao Liangliang, Li Juntao, Bi Jinguang, Ji Weibin, Chen Yunqing, Dai Zhihui, Lin Chunlan, Jiang Huafeng, Zheng Jian, Huang Ruo: This document was first published in:2010 and this is the first revision:

Introduction

GB/T 25364 "Turbocharger Sealing Ring" is a national standard that guides the design, inspection and use of turbocharger sealing ring products in my country: It is intended to consist of 2 parts: --- Part 1: Technical conditions: Terms, symbols, markings, technical requirements, packaging, markings, storage storage and transportation: --- Part 2: Inspection methods: Designed to establish a test method for turbocharger seal rings: Turbocharger seal rings - Part 1: Specifications

1 Scope

This document specifies the seal ring code, marking, technical requirements, packaging, marking, storage and transportation of turbocharger seal rings: This document applies to turbocharger seal rings (hereinafter referred to as "seal rings"), and mechanical seal rings for gas impellers can also be referred to:

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document: GB/T 1149:1 Internal Combustion Engine Piston Rings Part 1: General Rules GB/T 1149:2 Internal Combustion Engine Piston Rings Part 2: Terminology GB/T 1149:4 Internal Combustion Engine Piston Rings Part 4: Quality Requirements GB/T 25364:2 Turbocharger sealing ring-Part 2: Inspection method

3 Terms and Definitions

The terms and definitions defined in GB/T 1149:1 and GB/T 1149:2 apply to this document:

4 Sealing ring code

See Table 1 for the code and description of the sealing ring: Table 1 Code and description Code Description Relevant Standards a1 Radial thickness, in millimeters (mm) GB/T 1149:2 d1 Basic diameter (outer circle of sealing ring), in millimeters (mm) GB/T 1149:2 Ft Tangential elastic force, unit is Newton (N) GB/T 1149:5 Fd radial elastic force, unit is Newton (N) GB/T 1149:5 h1 Basic dimensions of the height of the sealing ring, in millimeters (mm) GB/T 1149:2 MM manufacturer's mark GB/T 1149:1 MXa material marking GB/T 1149:1 MUb other additional signs GB/T 1149:1 MZ requires a sign GB/T 1149:1 with a shape of "perfect circle" m Free opening size, in millimeters (mm) GB/T 1149:2 Ra, Rz Surface roughness, in microns (μm) GB/T 1149:1 ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 25364.1-2021_English be delivered?

Answer: Upon your order, we will start to translate GB/T 25364.1-2021_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 25364.1-2021_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 25364.1-2021_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 25364.1-2021?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 25364.1-2021 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.