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GB/T 1149.7-2010 English PDF

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Q: Should I purchase the latest version GB/T 1149.7-2010?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 1149.7-2010 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$614.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 1149.7-2010: Internal combustion engines -- Piston rings -- Part 7: Rectangular rings made of cast iron
Status: Valid

GB/T 1149.7: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 1149.7-2010	614	Add to Cart	4 days	Internal combustion engines -- Piston rings -- Part 7: Rectangular rings made of cast iron	Valid
GB/T 1149.7-1994	RFQ	ASK	11 days	Internal combustion engines--Piston rings--Coil-spring-loaded oil control rings	Obsolete

Similar standards

GB/T 1859.1 GB/T 1148 JB/T 6729 GB/T 1149.12 GB/T 1149.11 GB/T 1149.8

Basic data

Standard ID: GB/T 1149.7-2010 (GB/T1149.7-2010)
Description (Translated English): Internal combustion engines -- Piston rings -- Part 7: Rectangular rings made of cast iron
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J92
Classification of International Standard: 27.020
Word Count Estimation: 31,342
Date of Issue: 2010-11-10
Date of Implementation: 2011-03-01
Older Standard (superseded by this standard): GB/T 14222-1993
Quoted Standard: GB/T 1149.1-2008
Adopted Standard: ISO 6622-1-2003, IDT
Regulation (derived from): National Standard Approval Announcement 2010 No.8 (Total No.163)
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 type of piston ring R, B, BA and M rectangular cast iron piston ring (hereinafter referred to as rectangular cast iron ring) of the basic dimensional characteristics. This section applies to a cylinder diameter of not more than 200mm rectangular cast iron rings for reciprocating internal combustion engines, working under similar conditions rectangular cast iron ring compressor can also be used for reference use.

GB/T 1149.7-2010: Internal combustion engines -- Piston rings -- Part 7: Rectangular 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.
Internal combustion engines Piston rings Part 7. Rectangular rings made of cast iron ICS 27.020 J92 National Standards of People's Republic of China Partially replace GB/T 14222-1993 Piston Ring Part 7. rectangular cast iron ring Part 7. Rectangularringsmadeofcastiron (ISO 6622-1.2003, IDT) Issued on. 2010-11-10 2011-03-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Preface Ⅰ 1 Scope 1 2 Normative references 1 3 1 Overview Example 1 and Type 4 tags General features 5 5 6 Modulus of elasticity 12 7 Size 12 References 27

Foreword

GB/T 1149 "Piston Ring" is divided into 16 parts. --- Part 1. General rules; --- Part 2. Terminology; --- Part 3. Material specifications; --- Part 4. Quality requirements; --- Part 5. Test methods; --- Part 6. Cast wiper; --- Part 7. rectangular cast iron ring; --- Part 8. rectangular steel ring; --- Part 9. trapezoidal cast iron ring; --- Part 10. trapezoidal steel ring; --- Part 11. Cast iron wedge ring; --- Part 12. wedge-shaped steel ring; --- Part 13. Oil ring; --- Part 14. Spiral spring supporting oil ring; --- Part 15. Cast iron spiral stays reed thin oil ring; --- Part 16. strip combination oil ring. This section GB/T 1149 Part 7. This part identical with ISO 6622-1.2003 "Piston Ring Part 1. Rectangular Cast Iron Ring" (in English). This section is equivalent translation ISO 6622-1.2003. For ease of use, this section made the following editorial changes. --- "ISO 6622 this part" to "this Part"; --- Remove the foreword and introduction of international standards; --- To ISO 6622-1.2003 referenced in ISO 6621-4.2003, use has been adopted as a standard in place in China. This part is the GB/T 14222-1993 "Piston Ring rectangular ring" Amendment rectangular cast iron ring content. This portion GB/T 14222-1993 The main difference is. --- GB/T 14222-1993 is equivalent to ISO 6622-1. 1986 and ISO /T R6622-2. 1988, and the Department is divided into equal Using ISO 6622-1.2003. Since the implementation of this section instead of GB/T 14222-1993 Rectangular iron ring content. This part is proposed by China Machinery Industry Federation. This part of the internal combustion engine by the National Standardization Technical Committee (SAC/TC177) centralized. This section was drafted by. Shanghai Internal Combustion Engine Research Institute, Yizheng Piston Ring Co., Ltd., Fujian East Asia Machinery Co., Ltd. Anqing Dili Bo Bo Geci Piston Ring Co., Ltd. The main drafters of this section. Su Qing Hua, Meng Cai Xi, Jibin Jie, Wang Xing, Zhong Junjie. This part of the standard replaces the previous editions are. --- GB 1149-1982; --- GB/T 14222-1993. Piston Ring Part 7. rectangular cast iron ring

1 Scope

This section GB/T 1149 specifies the type of piston ring R, B, BA and M rectangular cast iron piston ring (hereinafter referred to as rectangular cast Hoop) Basic size characteristics. Rectangular cast iron ring This section applies to not more than 200mm diameter cylinder reciprocating internal combustion engine, under similar conditions of work pressure Rectangular cast iron ring compressor can also be used in reference to use.

2 Normative references

The following documents contain provisions which, through reference to GB/T 1149 to the present, constitute provisions of this section. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB/T 1149.1-2008 internal combustion engine piston rings - Part 1. General rules (ISO 6621-4.2003, IDT)

3 Overview

Rectangular cast iron ring type shown in Table 1 to Table 3 and FIGS. 1 to 4, general characteristics and dimensions are shown in Table 4 to Table 8 and FIGS. 5 to 31. different Modulus of elasticity ring type shown in Table 9 and Table 10, a rectangular cast iron rings (radial thickness is "normal" or "D/22") in size and stretch, respectively, see Tables 11 and 12.

4 types and tag example

4.1 R-type cylinder --- a rectangular ring 4.1.1 General Characteristics Size and elastin in Table 11 and Table 12. 1 --- datum. at = 0.005 × h1. Figure 1 R type ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 1149.7-2010_English be delivered?

Answer: Upon your order, we will start to translate GB/T 1149.7-2010_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 1149.7-2010_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 1149.7-2010_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 1149.7-2010?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 1149.7-2010 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.