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Position: Chinese Standard in English/HG/T 20628-2009
HG/T 20628-2009   PTFE Envelope Gaskets for use with Steel Pipe Flanges (Class designated) (English Version)
Standard No.: HG/T 20628-2009 Status:valid remind me the status change

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Language:English File Format:PDF
Word Count: 2500 words Price(USD):50.0 remind me the price change

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Implemented on:2009-7-1 Delivery: via email in 1 business day
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Standard No.: HG/T 20628-2009
English Name: PTFE Envelope Gaskets for use with Steel Pipe Flanges (Class designated)
Chinese Name: 钢制管法兰聚四氟乙烯包覆垫片(Class 系列)
Professional Classification: HG    Professional Standard - Chemistry
Issued by: MIIT
Issued on: 2009-2-5
Implemented on: 2009-7-1
Status: valid
Language: English
File Format: PDF
Word Count: 2500 words
Price(USD): 50.0
Delivery: via email in 1 business day
1. Scope This standard specifies the type, dimension, technical requirements and marking of PTFE envelope gaskets for use with steel pipe flanges (Class designated). This standard is applicable to the PTFE envelope gaskets for use with raised-face steel pipe flanges that the nominal pressures are Class150 (PN20) and Class300 (PN50) and the working temperature is less than or equal to 150℃ (specified in HG/T 20615). Note: As for the use of the gaskets in which contain the material of asbestos, it shall meet the requirements of the relevant laws and regulations. If the aforesaid gaskets are used, the protective measures shall be adopted to prevent man from damaging. 2. Normative references The following provisions contained in the following standards are turned into the provisions of this national standard by being referred in this national standard. For date reference, the subsequent amendments to (excluding amending error in the text) or revisions of, any of these publications do not apply. And parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. For undated references, its latest edition referred to applies. GB/T 3985 "Compressed asbestos fiber jointing" GB/T 13404 "PTFE envelope gaskets for use with pipe flange" HG/T 20615 "Steel Pipe Flange (Class Designated)" HG/T 20635 "Specification for Selection of Steel Pipe Flange, Gaskets and Bolting (Class designated)" QB/T 3625 "PTFE Sheet" QB/T 3626 "PTFE Steel Bar"
Contents 1. Scope 2. Normative references 3. Gasket type and dimension 4. Technical requirements 5. Marking and Packaging
HG/T 20628-2009 is referred in:
* HG/T 20615-2009 Steel Pipe Flanges
* HG/T 20583-2011 Specification of structural design for steel chemical vessels
* NB/T 47003.1-2009(JB/T 4735.1) Steel Welded Atmospheric Pressure Vessels
* HG/T 20615-2009 Steel Pipe Flanges
* NB/T 47005-2009(JB/T Plate Evaporator Device
* NB/T 47006-2009(JB/T Aluminum plate-fin heat exchanger
* NB/T 47003.1-2009(JB/T4735) Steel Welded Atmospheric Pressure Vessels
* NB/T 47006-2009(JB/T4757) Aluminum plate-fin heat exchanger
*HG/T 20569-2013 Mechanical Mixing Plant
*HG/T 20583-2020 Standard for structural design of steel chemical vessel
Code of China
Standard
HG/T 20628-2009  PTFE Envelope Gaskets for use with Steel Pipe Flanges (Class designated) (English Version)
Standard No.HG/T 20628-2009
Statusvalid
LanguageEnglish
File FormatPDF
Word Count2500 words
Price(USD)50.0
Implemented on2009-7-1
Deliveryvia email in 1 business day
Detail of HG/T 20628-2009
Standard No.
HG/T 20628-2009
English Name
PTFE Envelope Gaskets for use with Steel Pipe Flanges (Class designated)
Chinese Name
钢制管法兰聚四氟乙烯包覆垫片(Class 系列)
Chinese Classification
Professional Classification
HG
ICS Classification
Issued by
MIIT
Issued on
2009-2-5
Implemented on
2009-7-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
Language
English
File Format
PDF
Word Count
2500 words
Price(USD)
50.0
Keywords
HG/T 20628-2009, HG 20628-2009, HGT 20628-2009, HG/T20628-2009, HG/T 20628, HG/T20628, HG20628-2009, HG 20628, HG20628, HGT20628-2009, HGT 20628, HGT20628
Introduction of HG/T 20628-2009
1. Scope This standard specifies the type, dimension, technical requirements and marking of PTFE envelope gaskets for use with steel pipe flanges (Class designated). This standard is applicable to the PTFE envelope gaskets for use with raised-face steel pipe flanges that the nominal pressures are Class150 (PN20) and Class300 (PN50) and the working temperature is less than or equal to 150℃ (specified in HG/T 20615). Note: As for the use of the gaskets in which contain the material of asbestos, it shall meet the requirements of the relevant laws and regulations. If the aforesaid gaskets are used, the protective measures shall be adopted to prevent man from damaging. 2. Normative references The following provisions contained in the following standards are turned into the provisions of this national standard by being referred in this national standard. For date reference, the subsequent amendments to (excluding amending error in the text) or revisions of, any of these publications do not apply. And parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. For undated references, its latest edition referred to applies. GB/T 3985 "Compressed asbestos fiber jointing" GB/T 13404 "PTFE envelope gaskets for use with pipe flange" HG/T 20615 "Steel Pipe Flange (Class Designated)" HG/T 20635 "Specification for Selection of Steel Pipe Flange, Gaskets and Bolting (Class designated)" QB/T 3625 "PTFE Sheet" QB/T 3626 "PTFE Steel Bar"
Contents of HG/T 20628-2009
Contents 1. Scope 2. Normative references 3. Gasket type and dimension 4. Technical requirements 5. Marking and Packaging
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Keywords:
HG/T 20628-2009, HG 20628-2009, HGT 20628-2009, HG/T20628-2009, HG/T 20628, HG/T20628, HG20628-2009, HG 20628, HG20628, HGT20628-2009, HGT 20628, HGT20628