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GB/T 1149.11-2023 English PDF

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GB/T 1149.11-2023: Internal combustion engines - Piston rings - Part 11: Half keystone rings made of cast iron
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GB/T 1149.11: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 1149.11-2023English544 Add to Cart 5 days [Need to translate] Internal combustion engines - Piston rings - Part 11: Half keystone rings made of cast iron Valid GB/T 1149.11-2023
GB/T 1149.11-2010English919 Add to Cart 4 days [Need to translate] Internal combustion engines -- Piston rings -- Part 11: Half keystone rings made of cast iron Obsolete GB/T 1149.11-2010

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Basic data

Standard ID GB/T 1149.11-2023 (GB/T1149.11-2023)
Description (Translated English) Internal combustion engines - Piston rings - Part 11: Half keystone rings made of cast iron
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard J92
Classification of International Standard 27.020
Word Count Estimation 30,326
Date of Issue 2023-12-28
Date of Implementation 2024-07-01
Older Standard (superseded by this standard) GB/T 1149.11-2010
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 1149.11-2023: Internal combustion engines - Piston rings - Part 11: Half keystone rings made of cast iron


---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.
ICS 27:020 CCSJ92 National Standards of People's Republic of China Replace GB/T 1149:11-2010 Internal combustion engine piston rings Part 11: Wedge-shaped cast iron rings Published on 2023-12-28 2024-07-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration Committee

Table of contents

Preface III Introduction V 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Overview 1 5 Type and marking examples 1 5:1 HK type---cylindrical 7° wedge-shaped cast iron ring 1 5:2 HKB type---symmetrical barrel surface 7° wedge-shaped cast iron ring 2 5:3 HKBA type---Asymmetric barrel surface 7° wedge-shaped cast iron ring (h1≥1:2mm) 4 6 Common Characteristics 5 6:1 HK type, HKB type, HKBA type ring---surface layer structure 5 6:2 HK type, HKB type and HKBA type rings---external/internal edge chamfering (KA, KI) 6 6:3 HK type, HKB type and HKBA type rings (fully plated, semi-mounted, inlaid)---plating/coating thickness 7 7 Elasticity coefficient 8 8 Specifications 8 Appendix A (normative) Calculation method of wedge ring measurement height h3 21 Reference 22

Foreword

This document complies with the provisions of GB/T 1:1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting: This document is Part 11 of GB/T 1149 "Piston Rings for Internal Combustion Engines": GB/T 1149 has published the following parts: ---Part 1: General rules; ---Part 2: Terminology; ---Part 3: Material specifications; ---Part 4: Quality requirements; ---Part 5: Inspection methods; ---Part 6: Cast iron scraper rings; ---Part 7: Rectangular cast iron rings; ---Part 8: Rectangular steel ring; ---Part 9: Trapezoidal cast iron rings; ---Part 10: Trapezoidal steel rings; ---Part 11: Wedge-shaped cast iron rings; ---Part 12: Wedge-shaped steel rings; ---Part 13: Oil rings; ---Part 14: Spiral spring oil ring; ---Part 15: Thin cast iron spiral spring oil ring; ---Part 16: Steel belt combined oil ring; ---Part 17: Steel spiral spring oil ring: This document replaces GB/T 1149:11-2010 "Internal combustion engine piston rings - Part 11: Wedge cast iron rings" and is consistent with GB/T 1149:11- Compared with:2010, the main technical changes are as follows: a) Added the type of wedge-shaped cast iron ring HKBA (see Chapter 1 and Chapter 5, Chapter 1 and 4 of the:2010 edition); b) In the general characteristics, elastic coefficient and specification tables, the corresponding content of HKBA type has been added (see Chapter 6, Chapter 7, Chapter 8 Chapter, Chapter 5, Chapter 6, Chapter 7 of the:2010 edition); c) Added the calculation method for the measurement height h3 of the wedge-shaped cast iron ring (see Appendix A): This document is equivalent to ISO 6624-2:2016 "Internal combustion engine piston rings - Part 2: Wedge cast iron rings": A "Terms and Definitions" chapter has been added to this document: This document has made the following minimal editorial changes: ---In order to coordinate with the existing standards, the standard name is changed to "Internal Combustion Engine Piston Rings Part 11: Wedge Cast Iron Rings": Please note that some content in this document may be subject to patents: The publisher 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 Internal Combustion Engine Standardization Technical Committee (SAC/TC177): This document was drafted by: Fujian East Asia Machinery Co:, Ltd:, Anqing Dibergz Piston Ring Co:, Ltd:, Yizheng ASIMCO Double Ring Piston Ring Co:, Ltd:, Shanghai Motor Vehicle Inspection and Certification Technology Research Center Co:, Ltd:, Shanghai Internal Combustion Engine Research Institute Co:, Ltd:, Beijing Foton Kang MINS ENGINES LIMITED: The main drafters of this document: Ji Binjie, Wang Xing, Yin Congwei, Guo Hua, Ji Weibin, Zheng Jianping, Yu Yu, Yang Yun, Wu Xuling, Gong Yingli: The previous versions of this document and the documents it replaces are as follows: ---First published as GB/T 14223-1993 in:1993; ---The first revision was published in parts in:2010: This document corresponds to GB/T 1149:11-2010 "Internal Combustion Engine Piston Rings No: Part 11: Wedge-shaped cast iron rings; ---This is the second revision:

Introduction

GB/T 1149 "Internal Combustion Engine Piston Rings" is a national standard that guides the design, inspection and use of internal combustion engine piston ring products in my country: composed of parts: ---Part 1: General rules: The purpose is to establish the general characteristics of piston rings (the individual dimensional characteristics are in the corresponding national standards regulations), codes, marks and logos: ---Part 2: Terminology: The purpose is to establish the classification, types, names of each part, terminology and definition: ---Part 3: Material specifications: The purpose is to establish specifications for the classification of materials used in piston rings according to their mechanical properties: ---Part 4: Quality requirements: The purpose is to establish product quality requirements that are not usually expressed on technical requirements on drawings: ---Part 5: Inspection methods: The purpose is to establish the inspection method of piston rings: ---Part 6: Cast iron scraper rings: The purpose is to establish the basic dimensions of cast iron scraper rings for piston ring models N, NM, E and EM: feature: ---Part 7: Rectangular cast iron ring: The purpose is to establish the basic dimensions of rectangular cast iron piston rings for R, B, BA and M piston ring types: inch characteristics: ---Part 8: Rectangular steel ring: The purpose is to establish the basic dimensions of rectangular steel piston rings with piston ring types R, B, BA and M: feature: ---Part 9: Trapezoidal cast iron rings: The purpose is to establish the piston ring models as T, TB, TBA, TM, K, KB, KBA and KM Basic dimensional characteristics of trapezoidal cast iron piston rings: ---Part 10: Trapezoidal steel ring: The purpose is to establish the piston ring models as T, TB, TBA, TM, K, KB, KBA and KM ladder Basic dimensional characteristics of shaped steel piston rings: ---Part 11: Wedge-shaped cast iron rings: The purpose is to establish the piston ring models of HK, HKB and HKBA wedge cast iron piston rings: Basic dimensional characteristics: ---Part 12: Wedge-shaped steel rings: The purpose is to establish the basis for wedge-shaped steel piston rings with piston ring models HK, HKB and HKBA: Characteristics of this size: ---Part 13: Oil rings: The purpose is to establish the basic dimensions of piston ring models for S-type, G-type, D-type and DV-type oil rings: feature: ---Part 14: Spiral spring oil ring: The purpose is to establish the piston ring models as DSF-C, DSF-CNP, SSF, GSF, DSF, Basic dimensional characteristics of DSF-NG and SSF-L spiral spring oil rings: ---Part 15: Thin cast iron spiral spring oil ring: The purpose is to establish the piston ring models as DSF-C, SSF, GSF, DSF and Basic dimensional characteristics of SSF-L thin cast iron spiral spring oil ring: ---Part 16: Steel belt combined oil ring: The purpose is to establish the basic dimensional characteristics of the steel belt combined oil ring: ---Part 17: Steel spiral spring oil ring: The purpose is to establish the piston ring models as SOR (R-type oil groove) and SOV (V-type oil groove): Groove) Basic dimensional characteristics of steel spiral spring oil rings: Part 1 ~ Part 5 of GB/T 1149 stipulates the common content of all piston ring products, and Part 6 ~ Part 17 respectively Specifies the characteristics of piston rings of different materials and types: This document and GB/T 1149:12 respectively specify the basic dimensional characteristics of wedge-shaped piston rings of different materials: This document gives a wide range of parameters in the general characteristics and specification tables of piston rings: When designing, designers need to base their designs on the parameters of the piston rings: Choose according to specific working conditions: Designers need to refer to other relevant standards of GB/T 1149 before conducting piston ring design and parameter selection: Internal combustion engine piston rings Part 11: Wedge-shaped cast iron rings

1 Scope

This document specifies the basic specifications for wedge-shaped cast iron piston rings (hereinafter referred to as wedge-shaped cast iron rings) with piston ring models HK, HKB and HKBA: Dimensional characteristics: This document applies to wedge-shaped cast iron rings for reciprocating piston internal combustion engines with cylinder diameters from 38mm to 160mm:

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document: Note: GB/T 1149:1-2008 Piston rings for internal combustion engines Part 1: General rules (ISO 6621-4:2003, IDT)

3 Terms and definitions

There are no terms or definitions to be defined in this document:

4 Overview

Figures 1, 2, 3 and Tables 1 and 2 stipulate the types of wedge-shaped cast iron rings: Figures 4 to 9 and Tables 3 and 4 stipulate the general characteristics and dimensions: Size, Table 5 and Table 6 give the elasticity correction coefficient, Table 7 gives the dimensions and elasticity:

5 Examples of types and markings

Note: The definition and measurement method of the wedge angle of a wedge-shaped ring are the same as that of a trapezoidal ring (see ISO 6621-2): 5:1 HK type---cylindrical 7° wedge-shaped cast iron ring 5:1:1 General characteristics Figure 1 gives the general characteristics of HK-type rings: See Table 7 for dimensions and stretch: The h3 value is calculated according to Appendix A:

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