GB/T 32291-2015 English PDF

US$239.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 32291-2015: Offline inspection and evaluation of high and super-high pressure safety valves
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 32291-2015	239	Add to Cart	3 days	Offline inspection and evaluation of high and super-high pressure safety valves	Valid

Similar standards

GB/T 28778   GB/T 33146   GB/T 30832   GB/T 44519   GB/T 32290   

Basic data

Standard ID: GB/T 32291-2015 (GB/T32291-2015)
Description (Translated English): Offline inspection and evaluation of high and super-high pressure safety valves
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J16
Classification of International Standard: 13.240
Word Count Estimation: 11,115
Date of Issue: 2015-12-10
Date of Implementation: 2016-07-01
Quoted Standard: GB/T 12241; GB/T 12242
Regulation (derived from): National Standard Announcement 2015 No.38
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 requirements for calibration and evaluation of high-voltage and extra-high voltage safety off-line, preparation before calibration, calibration method, evaluation method, verification after calibration, calibration record and report. This standard applies to setting pressure 42MPa ~ 250 MPa high pressure high pressure safety valve off-line calibration and evaluation.

GB/T 32291-2015: Offline inspection and evaluation of high and super-high pressure safety valves

---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.
Offline inspection and evaluation of high and super-high pressure safety valves ICS 13.240 J16 National Standards of People's Republic of China UHP check valve off and Assessment Issued on. 2015-12-10 2016-07-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Introduction Ⅲ 1 Scope 1 2 Normative references 1 3 Basic requirements 1 3.1 verification of claims 1 3.2 calibration device 1 3.3 calibration medium 1 Check safety measures 2 3.4 Check ready before 4 2 4.1 Information 2 review 4.2 means checking tightness 2 5 verification method 2 5.1 check Item 2 5.2 Method 2 verification 6 Evaluation Method 3 6.1 Evaluation set pressure of 3 6.2 Evaluation sealing 3 Processing 47 after passing the check 8 calibration records and reports 4 Appendix A (informative) calibration device configuration diagram showing 5

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by China Machinery Industry Federation. The standard safety relief by the National Standardization Technical Committee (SAC/TC503) means centralized. This standard was drafted. Boiler and Pressure Vessel Inspection and Research Institute of Nanjing, Nanjing Kim Chong Nonferrous Metals Technology Development Co., Ltd., Wuhan Branch Energy and Environment Technology Co., Ltd., Tianjin Institute of Special Equipment Inspection & Technology, Nanjing Institute of Standardization, HEC Group Hall Bin Power Station Valve Co., Ltd., Fujian Special Equipment Inspection and Research Institute, Shenzhen Guangqian Electric Power Co., Luofu Valve Group Co., Ltd. The main drafters of this standard. Yecheng, Zhu Yuming, Fang Xuefeng, Xia Zhimin, Zhang Zhuanhu, Zhang Bin Bin, Liu Hongchen, Zoushi Hao, who Qinda, Liu Xiaoqian, Huangshan He, Chen Ge letter, tube spring. UHP check valve off and Assessment

1 Scope

This standard specifies the basic requirements of UHP check valve off and Assessment, prepared before calibration, calibration methods, evaluation methods, school After passing inspection process, checking records and reports. This standard applies to the setting pressure of the safety valve 42MPa ~ 250MPa ultrahigh-pressure (hereinafter referred to as the safety valve) and check offline assessment.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 12241 General requirements for safety valve GB/T 12242 pressure relief device performance tests

3 Basic requirements

3.1 verification requirements Check should be consistent with GB/T 12241 and GB/T 12242 requirements. 3.2 calibration device 3.2.1 calibration device by the pressure supply systems, control systems, connection systems, pressure measuring system and observation system. include. a) pressure supply system (by using the media points). 1) Pressure System. cylinders, compressors, oil, filter, low-pressure pump, high pressure pump and test containers; 2) Hydraulic system. a liquid storage vessels, low pressure pumps, high pressure pumps and test containers; b) Control System. The console and valves; c) connection system. fittings and pipes; d) pressure measurement system. pressure measurement instruments and other; e) observation system. video surveillance equipment. 3.2.2 calibration device configuration diagram showing See Appendix A. 3.2.3 the same pressure measurement system shall be equipped with two pressure measuring instruments, which range from 1.5 to 3.0 times the set pressure of the safety valve, precision It should not be less than 1.6. Pressure measurement should be within the test duration. 3.3 calibration media 3.3.1 using the medium for gas (except flammable media external combustion) of the safety valve, setting pressure 42MPa ~ 100MPa range within (excluding 100MPa), check the media appropriate to air or nitrogen; the set pressure of not less than 100MPa, media should check nitrogen. Using the medium for hydrogen Safety valve, calibration medium air, oxygen and other flammable combustion medium should be nitrogen. 3.3.2 using the medium for the safety valve of the liquid, with calibration medium is water or oil, the temperature should not be less than 5 ℃. Austenitic stainless steel safety valve When water for calibration, chloride ion content of the water should not exceed 25mg/L. ......

Image     

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 32291-2015_English be delivered?

Answer: Upon your order, we will start to translate GB/T 32291-2015_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 32291-2015_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 32291-2015_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.