GB/T 28777-2012 English PDF

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GB/T 28777-2012: Process valve qualification procedure for the petrochemical industry
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 28777-2012	329	Add to Cart	3 days	Process valve qualification procedure for the petrochemical industry	Valid

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Basic data

Standard ID: GB/T 28777-2012 (GB/T28777-2012)
Description (Translated English): Process valve qualification procedure for the petrochemical industry
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J16
Classification of International Standard: 23.060.01
Word Count Estimation: 14,155
Quoted Standard: GB/T 12224; GB/T 12234; GB/T 12235; GB/T 12237; GB/T 12238; GB/T 22130; GB/T 26480; JB/T 4730.2; JB/T 4730.4; JB/T 4730.5; JB/T 6440; JB/T 7746; JB/T 7927; JB/T 8527; JB/T 8937
Regulation (derived from): National Standards Bulletin 2012 No. 28
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 petrochemical industry with a gate valve, globe valve, ball valves, check valves, butterfly valves, plug both responsibility valve assessment, document processing, the valve re-assess such content. This standard as a measure of

GB/T 28777-2012: Process valve qualification procedure for the petrochemical industry

---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.
ICS23.060.01 J16 National Standards of People's Republic of China Petrochemical industry assessment valves Issued on. 2013-03-01 2012-11-05 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅰ 1 Scope 1 2 Normative references 1 Responsibility of the parties 1 3 4 valves assessment 2 4.1 Information provided by the manufacturer needs 2 4.2 Valve Test conditions 2 4.3 test valve selection 2 Inspection and testing requirements 4.4 2 5 5 processing files Reassessment valve 5 6 Appendix A (normative) Sampling Plan prototype valve 6 Appendix B (normative) stem - Close the connection strength test piece 10

Foreword

This standard rule according to GB/T 1.1-2009 given draft. This revised standard adopts API591.2008 "valve quality assessment procedures." This standard is based on API591.2008 re-drafting of this standard and API591.. 2008 compared to the main changes are as follows. --- With our standard API instead of the standard file normative references; --- Removed API591.2008 standard terms such as. acceptance criteria, the buyer, quality assurance, etc. These terms are not present standard Specific terms, this standard has no special meaning; --- Not used API591.2008 Chapter 5, "factory quality assurance procedures" content, according to China's laws and regulations, technical specifications related Claim; --- Not used API591.20086.4.12 bolt hardness and material tensile strength of the relationship described. The standard proposed by China Machinery Industry Federation. The standard valve by the National Standardization Technical Committee (SAC/TC188) centralized. This standard is mainly drafted by. Hefei General Machinery Research Institute, Hefei General Machinery Products Inspection Institute, Suzhou Neway Valve Co., Ltd., Sinopec Yizheng Chemical Fiber Co., Ltd., Anhui Tunxi High Pressure Valve Co., Ltd., Paul Group Co., Ltd., have Bethel Valve Group Limited. The main drafters of this standard. Wang Xiaojun, high Kaike, Liu Xiaochun, Zhangrui Ping Su meritorious, Zhang Xiaozhong, gold grams rain. Petrochemical industry assessment valves

1 Scope

This standard specifies the petrochemical industry with both valve, closing valves, ball valves, check valves, butterfly valves, plug valves responsibilities valve assessment, Documentation Service Management, reassessment of valves and other content. This standard as a measure of the valve manufacturer valve structure and quality assessment procedures, but does not replace the valve factory acceptance criteria. The standard assessment refers only valve manufacturer has been assessed in its local manufacturing valves, not included in other parts of the plant manufacturing the valve. Valve other similar structures can be assessed with reference to the requirements of this standard.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated edition applies to this article Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 12224 steel valves - General requirements (GB/T 12224-2005, ASMEB16.34a-1998, NEQ) GB/T 12234 Oil, gas industry stud bonnet steel gate valves (GB/T 12234-2007, ISO 10434. 2004/API600.2001, NEQ) GB/T 12235 Oil, petrochemical and steel globe valves and related industrial lift check valve GB/T 12237 petroleum, petrochemical and allied industries of steel ball (GB/T 12237-2007, ISO 17292.2004 / API608-2002, NEQ) GB/T 12238 Flange and wafer elastic sealing butterfly valve GB/T 22130 steel plug GB/T 26480 Valve inspection and test (GB/T 26480-2011, API598.2009, MOD) JB/T4730.2 pressure equipment Non-destructive testing - Part 2. ray detector JB/T4730.4 pressure equipment Non-destructive testing - Part 4. Magnetic particle testing JB/T4730.5 pressure equipment Non-destructive testing - Part 5. penetrant testing JB/T6440 pressure valve castings Radiographic examination JB/T7746 Compact steel valves JB/T7927 valve castings appearance quality requirements JB/T8527 metal sealing butterfly valve JB/T8937 Wafer Check Valve

3 responsibility of the parties

3.1 Buyer's responsibility The buyer or his representative can investigate valve manufacturer, and the manufacturer of the valve casting, forging plant's External inspection, indeed Identify whether purchased valve having a valve factory production qualification and ability. 3.2 Liability of the manufacturer Access should be provided to the buyer based on mutual agreement samples and relevant documents. ......

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