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GB/T 1149.15-2017: Internal combustion engines -- Piston rings -- Part 15: Coil-spring-loaded oil control rings of narrow width made of cast iron
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| GB/T 1149.15-2017 | English | 579 |
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Internal combustion engines -- Piston rings -- Part 15: Coil-spring-loaded oil control rings of narrow width made of cast iron
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GB/T 1149.15-2017
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Basic data | Standard ID | GB/T 1149.15-2017 (GB/T1149.15-2017) | | Description (Translated English) | Internal combustion engines -- Piston rings -- Part 15: Coil-spring-loaded oil control rings of narrow width made of cast iron | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J92 | | Classification of International Standard | 27.020 | | Word Count Estimation | 29,272 | | Date of Issue | 2017-07-12 | | Date of Implementation | 2018-02-01 | | Quoted Standard | GB/T 1149.3-2010; GB/T 1149.4-2008; GB/T 1149.5-2008; ISO 6621-4 | | Adopted Standard | ISO 6626-2-2013, IDT | | 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 the basic dimensions of the thin cast iron screwdriver oil ring with the piston rings model DSF-C, SSF, GSF, DSF, SSF-L, DSF-NG and DSF-CNP. This standard is applicable to the thin cast iron screwdriver oil ring for reciprocating internal combustion engines with a cylinder diameter of 60 mm to 110 mm for road vehicles and other uses. | GB/T 1149.15-2017: Internal combustion engines -- Piston rings -- Part 15: Coil-spring-loaded oil control rings of narrow width 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.
Internal combustion engines. Piston rings. Part 15. Coil-spring-loaded oil control rings of narrow width made of cast iron
ICS 27.020
J92
National Standards of People's Republic of China
Internal combustion engine piston ring
Part 15. thin cast iron coil spring oil rings
Part 15.Coil-spring-loadedoilcontrolringsofnarrowwidthmadeofcastiron
(ISO 6626-2.2013, Internal combustion engineines-Pistonrings-
Part 2.Coil-spring-loadedoilcontrolringsofnarrowwidthmadeof
castiron, IDT)
2017-07-12 Posted
2018-02-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
China National Standardization Administration released
Directory
Preface Ⅰ
1 Scope 1
2 Normative references 1
3 Overview 1
4 Type and marking example 1
4.1 DSF-C Type, SSF Type, GSF Type, DSF Type, SSF-L, DSF-NG and DSF-CNP Type 1
4.2 DSF-C-type --- chrome-plated steel forming chamfering spiral supporting spring oil ring 2
4.3 DSF-CNP type --- chrome-plated non-shaped grinding chamfered spiral support ring oil ring 3
4.4 SSF --- Slotted coil spring oil ring 4
4.5 GSF --- Coaxial chamfered spiral spring oil ring 5
4.6 DSF --- anisotropic chamfered spiral ring spring oil ring 6
4.7 DSF-NG --- anisotropic chamfered spiral supporting spring oil ring (cylindrical shape similar to DSF-C type) 7
4.8 SSF-L type --- Slotted coil spring oil ring 8 with a scraping edge height of 0.4mm
5 common features 9
5.1 Long oil return hole and round hole 9
5.2 Coating thickness --- DSF-C type and DSF-CNP type (chrome-plated anisotropic chamfered coil stay spring oil ring) 11
5.3 chrome ring open end of the outer edge of the structure 11
6 helical stay spring 12
6.1 Reed type 12
6.2 open volume f1 14
6.3 Spiral spring support the interface position and fixed 15
6.4 Materials 15
Tangential elasticity and basic contact pressure 15
7.1 tangential stretch 15
7.2 Elastic correction factor 15
7.3 Tensile Elastic Ft 15
7.4 Basic contact pressure level p0 16
8 size specifications and tangential stretch 17
Foreword
GB/T 1149 "internal combustion engine piston ring" is divided into 16 parts.
--- Part 1. General rules;
--- Part 2. Terms;
--- Part 3. Material specification;
--- Part 4. Quality requirements;
--- Part 5. Test methods;
--- Part 6. Cast iron scratch ring;
--- Part 7. Rectangular cast iron ring;
--- Part 8. Rectangular steel ring;
--- Part 9. Trapezoidal cast iron ring;
--- Part 10. Trapezoidal steel ring;
--- Part 11. Wedge cast iron ring;
--- Part 12. Wedge ring;
--- Part 13. Oil rings;
--- Part 14. Spiral stay spring oil ring;
--- Part 15. Thin cast iron spiral ring spring oil ring;
--- Part 16. Steel strip combined oil ring.
This section GB/T 1149 Part 15.
This section drafted in accordance with GB/T 1.1-2009 given rules.
This section uses the translation method is equivalent to using ISO 6626-2.2013 "Internal combustion engine piston ring Part 2. Thin cast iron coil spring oil
ring".
The documents of our country that are consistent with the corresponding international documents that are normative references in this section are as follows.
--- GB/T 1149.1-2008 Internal combustion engine piston rings Part 1. General Rules (ISO 6621-4.2003, IDT)
This part is proposed by China Machinery Industry Federation.
This part of the National Internal Combustion Engine Standardization Technical Committee (SAC/TC177) centralized.
This part of the drafting unit. Shanghai Internal Combustion Engine Research Institute, Shijiazhuang King Kong Kaiyuan Power Technology Co., Ltd., Yizheng Yashike Double-ring Piston Ring
Ltd., Anqing Di Bogeci Piston Ring Co., Ltd., Fujian East Asia Machinery Co., Ltd., Zhejiang Ankang Automotive Components Co., Ltd.
The main drafters of this section.Su Qinghua, Zhang Caixia, Zhang Nianyi, Wang Xing, Zheng Jianping, Chen Chuanan.
Internal combustion engine piston ring
Part 15. thin cast iron coil spring oil rings
1 Scope
GB/T 1149 provisions of this part of the piston ring type DSF-C, SSF, GSF, DSF, SSF-L, DSF-NG and DSF-CNP
The basic characteristics of the thin cast iron coil spring oil rings.
This section applies to cylinder diameter 60mm ~ 110mm for road vehicles and other uses of reciprocating internal combustion engine for thin castings
Iron spiral ring spring oil ring.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 1149.3-2010 Internal combustion engine piston rings Part 3. Material specification (ISO 6621-3.2000, IDT)
GB/T 1149.4-2008 Internal combustion engine piston rings - Part 4. Quality requirements (ISO 6621-5.2005, IDT)
GB/T 1149.5-2008 Internal combustion engine piston rings Part 5. Test methods (ISO 6621-2.2003, IDT)
ISO 6621-4 Internal combustion engine piston rings Part 4. General rules (Internalcombustionengines-Pistonrings-
Part 4.Generalspecifications)
3 Overview
Spiral stay spring oil ring type shown in Figure 1 ~ Figure 8, the common features and dimensions shown in Table 1 ~ Table 2 and Figure 9 ~ Figure 11, the basic characteristics, see
Figure 12 ~ Figure 16, the basic contact pressure level is shown in Table 3, the size and elasticity of the coil stay spring oil ring in Table 4 ~ Table 9.
This section specifies the general features and size of the oil ring contains a very wide range of variable, the designer should be based on the working conditions of the oil ring
select.
The designer should consider the technical requirements specified in ISO 6621-4 and GB/T 1149.3.
Spiral support ring oil ring cast iron ring recommended GB/T 1149.3 provisions of the level of 10 materials, there are special requirements of the optional
Grade 20 to 50 material.
Oil ring surface structure and the corresponding support spring groove design, according to the recommendations of different manufacturers, the choice of ordinary type or chrome type.
4 Type and marking examples
4.1 DSF-C, SSF, GSF, DSF, SSF-L, DSF-NG and DSF-CNP
4.1.1 General characteristics and dimensions
Features and dimensions are shown in Figure 1 and Table 4 ~ Table 9.
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