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Database: 189760 (25 Oct 2025)
SY/T 6620-2014 English PDF
SY/T 6620: Evolution and historical versions
Standard ID
Contents [version]
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Standard Title (Description)
Status
PDF
SY/T 6620-2014
English
RFQ
ASK
9 days [Need to translate]
Tank inspection, repair, alteration and reconstruction
Valid
SY/T 6620-2014
SY/T 6620-2005
English
RFQ
ASK
8 days [Need to translate]
Tank inspection, repair, alteration and reconstruction
Obsolete
SY/T 6620-2005
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SY/T 6621
Basic data
Standard ID
SY/T 6620-2014 (SY/T6620-2014)
Description (Translated English)
Tank inspection, repair, alteration and reconstruction
Sector / Industry
Oil & Gas Industry Standard (Recommended)
Classification of Chinese Standard
E10
Classification of International Standard
75.010
Word Count Estimation
120,151
Date of Issue
3/18/2014
Date of Implementation
8/1/2014
Older Standard (superseded by this standard)
SY/T 6620-2005
Quoted Standard
SY/T 6319-2008; SY/T 6554-2011; API 2217A; API RP 579; API STD 620; API STD 650; API RP 651; API RP 652; API STD 2000; API STD 2015; API RP 2016; API PUBL 2207; ASNT SNT-TC-1A; ASTM A6; ASTM A20; ASTM A36; ASTM A370; ASTM A992; AWS D1.1; AWS D1.6
Adopted Standard
API 653-2009, IDT
Regulation (derived from)
National Energy Board Bulletin No. 3 in 2014; in 2014 the industry standard for the record Bulletin No. 7 (No. 175 overall)
Issuing agency(ies)
National Development and Reform Commission
Summary
This standard applies to steel tanks, made after installation to maintain the integrity of its minimum requirements, and discuss their inspection, repair, alteration, renovation and displacement. The standard range is limited to the tank foundation, tank