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GB/T 39519-2020 English PDF

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US$279.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 39519-2020: (Technical requirements for cylindrical spiral compression springs for high-stress hydraulic parts)
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 39519-2020	279	Add to Cart	3 days	(Technical requirements for cylindrical spiral compression springs for high-stress hydraulic parts)	Valid

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Basic data

Standard ID: GB/T 39519-2020 (GB/T39519-2020)
Description (Translated English): (Technical requirements for cylindrical spiral compression springs for high-stress hydraulic parts)
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J26
Word Count Estimation: 15,113
Date of Issue: 2020-11-19
Date of Implementation: 2021-06-01
Regulation (derived from): National Standard Announcement No. 26 of 2020
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 39519-2020: (Technical requirements for cylindrical spiral compression springs for high-stress hydraulic parts)

---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.
(Technical requirements for cylindrical spiral compression springs for high-stress hydraulic parts) ICS 21.160 J26 National Standards of People's Republic of China Cylindrical spiral compression spring for high stress hydraulic parts Technical conditions 2020-11-19 released 2021-06-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard was proposed and managed by the National Spring Standardization Technical Committee (SAC/TC235). Drafting organizations of this standard. Hangzhou Spring Co., Ltd., China Machinery Productivity Promotion Center, Hangzhou Fuchun Spring Co., Ltd., Huawei Technology Co., Ltd. Co., Ltd., Changzhou Weiqi Spring Technology Co., Ltd. The main drafters of this standard. Jiang Xiaowei, Yu Fang, Lu Peigen, Jiang Guoyan, Fang Zhou, Jia Zhen, Qi Liping. Cylindrical spiral compression spring for high stress hydraulic parts Technical conditions

1 Scope

This standard specifies the technical requirements, test methods, inspection rules, circular cross-section equal-pitch cylindrical spiral compression springs for high-stress hydraulic components Packaging, certificate, marking, transportation and storage. This standard applies to cylindrical spiral compression springs (hereinafter referred to as high-stress springs) for high-stress hydraulic components with spring material diameters less than or equal to 10mm.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document. For undated references, the latest version (including all amendments) applies to this document. GB/T 1805 Spring term GB/T 4357 Cold drawn carbon spring steel wire GB/T 10610 Product Geometric Technical Specification (GPS) Surface Structure Profile Method. Rules and Methods for Surface Structure Evaluation GB/T 16947 Code for fatigue test of spiral spring GB/T 18983 quenched-tempered spring steel wire GB/T 23935-2009 Cylindrical spiral spring design calculation GB/T 24588 Stainless steel spring wire JB/T 7858 Evaluation method of cleanliness of hydraulic components and cleanliness index of hydraulic components JB/T 7944 Sampling inspection of cylindrical spiral spring JB/T 10802 Technical Specification for Spring Shot Peening YB/T 5311 Carbon spring steel wire for important purposes

3 Terms and definitions

The following terms and definitions defined in GB/T 1805 apply to this document. 3.1 High stress spring The stress corresponding to the maximum working load is greater than the test shear stress of the selected material. Note. Refer to Appendix A for the schematic diagram of high-stress spring. 3.2 Maximum load The maximum force applied to the spring. 3.3 Total clearance When the spring length is at the maximum load, the sum of the minimum spacing between the effective turns. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 39519-2020_English be delivered?

Answer: Upon your order, we will start to translate GB/T 39519-2020_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 39519-2020_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 39519-2020_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.