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GB/T 40882-2021 English PDF

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US$209.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 40882-2021: Forgings of main pipes for nuclear power plant of generation III - Technological specification
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 40882-2021	209	Add to Cart	3 days	Forgings of main pipes for nuclear power plant of generation III - Technological specification	Valid

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GB/T 41857 GB/T 40883 GB/T 37683 GB/T 45981.2

Basic data

Standard ID: GB/T 40882-2021 (GB/T40882-2021)
Description (Translated English): Forgings of main pipes for nuclear power plant of generation III - Technological specification
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J32
Word Count Estimation: 11,159
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 40882-2021: Forgings of main pipes for nuclear power plant of generation III - Technological specification

---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.
Forgings of main pipes for nuclear power plant of generation Ⅲ - Technological specification ICS 77.140.85 CCSJ32 National Standards of People's Republic of China Process specification for main pipe forgings of the third generation nuclear power plant Released on 2021-11-26 2022-06-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Foreword Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Process flow 1 5 Process preparation specification 2 Appendix A (Normative) Margin Requirements 5 Appendix B (Normative) Heating specification for forging of steel ingots and billets with surface temperature less than 550℃6 Appendix C (Normative) Billet heating specification with surface temperature not less than 550℃7

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents. This document was proposed and managed by the National Forging Standardization Technical Committee (SAC/TC74). Drafting organizations of this document. Erzhong (Deyang) Heavy Equipment Co., Ltd., Beijing Institute of Mechanical and Electrical Engineering Co., Ltd., China Nuclear Power Research and Design Institute, CMC Productivity Promotion Center, Guangdong Shaozhu Forging Co., Ltd. The main drafters of this document. Shen Guoqi, Sun Liu, Zhou Lin, Zhai Yuewen, Liu Xianghong, Wu Jinjun, Zhang Chengting, Mao Chuang, Jin Hong, Yu Yue, Chen Yueming, Yin Yunfeng, Wang Kai, Qin Sixiao, Chen Shuang, Nie Jungang, Shi Yuping, Yin Qiwei, Li Jingying. Process specification for main pipe forgings of the third generation nuclear power plant

1 Scope

This document specifies the process flow and process compilation specifications for the third-generation nuclear power plant main pipe blank forgings (hereinafter referred to as "forgings"). This document is suitable for the main section size (including the diameter of the main pipe and the height of the nozzle) in the 250mm~2000mm, and the length size in the 1500mm~ 10000mm austenitic stainless steel forgings of the third-generation nuclear power plant main pipeline.

2 Normative references

The content of the following documents constitutes an indispensable clause of this document through normative references in the text. Among them, dated quotations Only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to This document. GB/T 8541 Forging terminology GB 13318 General rules for forging production safety and environmental protection

3 Terms and definitions

The following terms and definitions defined in GB/T 8541 apply to this document. 3.1 Primarydeformationheat Deformation times of upsetting or stretching for the purpose of forging and compacting. 3.2 Blankdividing Properly distribute the blanks to suit the process steps of the cross-sectional area and shape of the forging.

4 Process flow

According to the shape of the forging, it is divided into two structural forms with nozzle and without nozzle. The typical structure is shown in Figure 1.The forging process is as follows. a) Forgings with nozzles. pressing jaws, spheronization, upsetting, drawing, blanking, pre-forming of nozzle materials, and final forging forming; b) Forgings without nozzles. pressing jaws, rounding, upsetting, drawing, blanking, and final forging forming. Note 1.Upsetting and drawing can be performed many times in the process flow of forgings with nozzles. The pressing jaws, rounding and upsetting steps in the process flow of forgings without nozzles can be based on actual conditions. Choose whether to implement the actual situation. Note 2.The billet making steps in the process flow can be made into solid forging billets or hollow forging billets according to the different forging process methods adopted by various manufacturers. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 40882-2021_English be delivered?

Answer: Upon your order, we will start to translate GB/T 40882-2021_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 40882-2021_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 40882-2021_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.