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GB/T 1149.11-2023: Internal combustion engines - Piston rings - Part 11: Half keystone rings made of cast iron
Status: Valid GB/T 1149.11: Evolution and historical versions
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| GB/T 1149.11-2023 | English | 544 |
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Internal combustion engines - Piston rings - Part 11: Half keystone rings made of cast iron
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GB/T 1149.11-2023
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| GB/T 1149.11-2010 | English | 919 |
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Internal combustion engines -- Piston rings -- Part 11: Half keystone rings made of cast iron
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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Count Estimation | 30,326 | | Date of Issue | 2023-12-28 | | Date of Implementation | 2024-07-01 | | Older Standard (superseded by this standard) | GB/T 1149.11-2010 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration |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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