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GB/T 1239.1-2009 English PDF

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Q: Should I purchase the latest version GB/T 1239.1-2009?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 1239.1-2009 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$329.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 1239.1-2009: Cold coiled helical springs technical specifications -- Part 1: Extension spring
Status: Valid

GB/T 1239.1: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 1239.1-2009	329	Add to Cart	3 days	Cold coiled helical springs technical specifications -- Part 1: Extension spring	Valid
GB/T 1239.1-1989	479	Add to Cart	4 days	Cold coiled helical tension springs--Technical specifications	Obsolete

Similar standards

GB/T 12642 GB 11291.1 GB/T 1239.2 GB/T 1972.1 GB/T 1972.2 GB/T 1805

Basic data

Standard ID: GB/T 1239.1-2009 (GB/T1239.1-2009)
Description (Translated English): Cold coiled helical springs technical specifications -- Part 1: Extension spring
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J26
Classification of International Standard: 21.160
Word Count Estimation: 14,175
Date of Issue: 2009-03-16
Date of Implementation: 2009-11-01
Older Standard (superseded by this standard): GB/T 1239.1-1989
Quoted Standard: GB/T 1805; GB/T 4357-1989; GB/T 16947; GB/T 18983; GB/T 21652; JB/T 7944; YB/T 11; YB/T 5311; YS/T 571
Regulation (derived from): National Standard Approval Announcement 2009 No.2 (Total No.142)
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 cold rolling section of helical tension spring technical requirements, test methods, inspection rules and packaging, signs, transport, storage requirements. This section applies to cold rolling cross-section helical tension spring (hereinafter referred to as the spring), cross-sectional diameter of the spring material is greater than equal to 0. 5mm. This section does not apply to the special requirements of the spring.

GB/T 1239.1-2009: Cold coiled helical springs technical specifications -- Part 1: Extension spring

---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.
Cold coiled helical springs technical specifications Part 1. Extension spring ICS 21.160 J26 National Standards of People's Republic of China Replacing GB/T 1239.1-1989 Cold coiled helical springs - Technical specifications Part 1. Tension springs Posted 2009-03-16 2009-11-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 1239 "Cold coiled helical springs technical conditions" is divided into three parts. --- Part 1. Tension springs; --- Part 2. Compression spring; --- Part 3. Torsion springs. This part of GB/T 1239 Part 1. This part is GB/T 1239.1-1989 "Cold coiled helical tension spring technical conditions" amendments. Remains revision GB/T 1239.1-1989 "Cold coiled helical tension spring technology" valid part, no longer suited to the contents of the re Amendments. This section was revised standard main technical differences are as follows. --- According to the original standard GB/T 1.1 were editorial changes; --- According to GB/T 1805-2001 "spring term" relates to the original standard load, stiffness, deformation and other symbols amended; --- Standard reference material for a comprehensive new investigation, using the latest version has been revised to replace the original standards referenced in the old version; --- Order a comprehensive chapter on adjustments to GB/T 1239.1 ~ 1239.3 chapters sequentially consistent. Appendix A of this section is an informative annex. This part is proposed by China Machinery Industry Federation. This part of the spring by the National Standardization Technical Committee (SAC/TC235) centralized. This section is responsible for drafting unit. Changzhou Ming Kam Spring Co., Ltd., the machine Productivity Promotion Center. Participated in the drafting of this section. Zhejiang Meili Spring Co., Ltd. Changzhou Spring Factory, Zhejiang Jinchang Spring Co., Ltd., Hangzhou Qianjiang Spring Co., Ltd., Tianjin Lizhou Hardware Spring Co., Ltd. Wuxi abundance of spring, Beijing University of Technology. The main drafters of this section. Jiang Xinrong, Jiang Ying, Zhang Bi Hong, Liang Quan, Wu Gang, Liu Cuiling, Miss Bacon, Wang Wei, Zhangyong Sen, You Weiming, Zhao Zhipeng, Zhang Ying will. This part of the standard replaces the previous editions are. --- GB 1239-1976, GB/T 1239.1-1989. Cold coiled helical springs - Technical specifications Part 1. Tension springs

1 Scope

GB/T 1239 provisions of this part of the cold rolling cross-section helical tension spring of technical requirements, test methods, inspection rules and packet Equipment, signs, transportation, storage requirements. This section applies to cold rolling cross-section helical tension spring (hereinafter referred to as spring), is greater than the cross-sectional diameter of the spring material, etc. To 0.5mm. This section does not apply to the special requirements of the spring.

2 Normative references

The following documents contain provisions which, through reference to GB/T 1239 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 1805 spring term GB/T 4357-1989 carbon spring steel wire (neqJISG3521. 1984) GB/T 16947 coil spring fatigue testing standard GB/T 18983 quenching oil - tempered spring steel wire (GB/T 18983-2003, ISO /FDIS8458-3.1992, MOD) GB/T 21652 Copper and copper alloy wire JB/T 7944 sampling inspection helical springs YB (T) 11 stainless steel wire for springs YB/T 5311 important use of carbon spring steel wire YS/T 571 beryllium copper wire

3 Terms and symbols

Terminology and symbols used in this part shall comply with GB/T 1805's.

4 structure type

Spring structure type in Table 1. Table 1 Code schematic end structure type LⅠ Half ring ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 1239.1-2009_English be delivered?

Answer: Upon your order, we will start to translate GB/T 1239.1-2009_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 1239.1-2009_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 1239.1-2009_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 1239.1-2009?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 1239.1-2009 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.