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Position: Chinese Standard in English/JB/T 10688-2006
JB/T 10688-2006   Specifications of polyfluortetraethylene gaskets (English Version)
Standard No.: JB/T 10688-2006 Status:abolished remind me the status change

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Language:English File Format:PDF
Word Count: 2000 words Price(USD):40.0 remind me the price change

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Implemented on:2007-7-1 Delivery: via email in 1 business day
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Standard No.: JB/T 10688-2006
English Name: Specifications of polyfluortetraethylene gaskets
Chinese Name: 聚四氟乙烯垫片 技术条件
Chinese Classification: J22    Sealing and sealing device
Professional Classification: JB    Professional Standard - Machinery
ICS Classification: 21.14 21.14    Seals, glands 21.14
Issued by: NDRC
Issued on: 2006-12-31
Implemented on: 2007-7-1
Status: abolished
Superseded by:JB/T 10688-2020 polyfluortetraethylene gaskets
Superseded on:2021-1-1
Abolished on:2021-1-1
Language: English
File Format: PDF
Word Count: 2000 words
Price(USD): 40.0
Delivery: via email in 1 business day
1 Scope This standard specifies the technical requirements, inspection, marking, packaging and storage of polyfluortetraethylene gasket. This standard is applicable to polyfluortetraethylene gasket. 2 Normative References The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments (excluding amended error) to, or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest editions of these documents are applicable. For undated references, the latest edition of the normative document referred to applies. GB/T 12385-1990 Standard Test Method for Sealability of Gaskets for Pipe Flanges GB/T 12622-1990 Test Method for Compressibility and Recovery of Gaskets for Pipe Flanges 3 Technical Requirements 3.1 Performance 3.1.1 The chemical compositions, physical and mechanical performances of polyfluortetraethylene gasket (hereinafter referred to as gasket) materials shall meet the requirements of the relevant material standard. 3.1.2 The test condition and index for compressibility and recovery of gasket shall be in accordance with those specified in Table 1. 3.1.3 The test condition and index for leakage rate of gasket shall be in accordance with those specified in Table 2. Table 1 Test Condition and Index for Compressibility and Recovery of Gasket Gasket type Test condition Index Specification of gasket sample mm Autofrettage pressure, MPa Compressibility (%) Recovery (%) polyfluortetraethylene gasket DN 40~DN 80, thickness 1.0~3.0 35.0 20 5 ≥30 Carbon fiber reinforced polyfluortetraethylene gasket 35.0 13 5 ≥40 Elastomeric polyfluortetraethylene gasket 17.25 45 5 ≥10 Table 2 Test Condition and Index for Leakage Rate of Gasket Gasket type Test condition Index Gasket thickness mm Test medium Autofrettage pressure, MPa Test pressure MPa Leakage rate cm3/s Polyfluortetraethylene gasket DN40~DN80, thickness 1.0~3.0 99.9 % nitrogen 35.0 4.0 ≤1.0×10-3 Carbon fiber reinforced polyfluortetraethylene gasket 35.0 Expanded polytetrafluoroethylene gasket 17.25 3.2 Appearance The surface and edge of gasket shall be flat, smooth and free from such defects as crack, lamination, pit, machinery scratch, exogenous impurity, which may affect application. 3.3 Limit deviation of dimension 3.3.1 The limit deviation of gasket dimension for flat pipe flange and raised-face pipe flange shall be in accordance with those specified in Table 3.
Foreword III 1 Scope 2 Normative References 3 Technical Requirements 4 Inspection 5 Marking, Packaging and Storage Table 1 Test Condition and Index for Compressibility and Recovery of Gasket………………… Table 2 Test Condition and Index for Leakage Rate of Gasket Table 3 Limit Deviation of Gasket Dimension for Flat and Raised Face Pipe Flanges Table 4 Limit Deviation of Gasket Dimension for Male and Female, Tongued and Grooved Pipe Flanges
Referred in JB/T 10688-2006:
*GB/T 12385-1990 Test method for sealing characteristics of gaskets for pipe flanges
*GB/T 12622-1990 Test method for compressibility and recorery of gaskets for pipe flanges
Code of China
Standard
JB/T 10688-2006  Specifications of polyfluortetraethylene gaskets (English Version)
Standard No.JB/T 10688-2006
Statusabolished
LanguageEnglish
File FormatPDF
Word Count2000 words
Price(USD)40.0
Implemented on2007-7-1
Deliveryvia email in 1 business day
Detail of JB/T 10688-2006
Standard No.
JB/T 10688-2006
English Name
Specifications of polyfluortetraethylene gaskets
Chinese Name
聚四氟乙烯垫片 技术条件
Chinese Classification
J22
Professional Classification
JB
ICS Classification
Issued by
NDRC
Issued on
2006-12-31
Implemented on
2007-7-1
Status
abolished
Superseded by
JB/T 10688-2020 polyfluortetraethylene gaskets
Superseded on
2021-1-1
Abolished on
2021-1-1
Superseding
Language
English
File Format
PDF
Word Count
2000 words
Price(USD)
40.0
Keywords
JB/T 10688-2006, JB 10688-2006, JBT 10688-2006, JB/T10688-2006, JB/T 10688, JB/T10688, JB10688-2006, JB 10688, JB10688, JBT10688-2006, JBT 10688, JBT10688
Introduction of JB/T 10688-2006
1 Scope This standard specifies the technical requirements, inspection, marking, packaging and storage of polyfluortetraethylene gasket. This standard is applicable to polyfluortetraethylene gasket. 2 Normative References The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments (excluding amended error) to, or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest editions of these documents are applicable. For undated references, the latest edition of the normative document referred to applies. GB/T 12385-1990 Standard Test Method for Sealability of Gaskets for Pipe Flanges GB/T 12622-1990 Test Method for Compressibility and Recovery of Gaskets for Pipe Flanges 3 Technical Requirements 3.1 Performance 3.1.1 The chemical compositions, physical and mechanical performances of polyfluortetraethylene gasket (hereinafter referred to as gasket) materials shall meet the requirements of the relevant material standard. 3.1.2 The test condition and index for compressibility and recovery of gasket shall be in accordance with those specified in Table 1. 3.1.3 The test condition and index for leakage rate of gasket shall be in accordance with those specified in Table 2. Table 1 Test Condition and Index for Compressibility and Recovery of Gasket Gasket type Test condition Index Specification of gasket sample mm Autofrettage pressure, MPa Compressibility (%) Recovery (%) polyfluortetraethylene gasket DN 40~DN 80, thickness 1.0~3.0 35.0 20 5 ≥30 Carbon fiber reinforced polyfluortetraethylene gasket 35.0 13 5 ≥40 Elastomeric polyfluortetraethylene gasket 17.25 45 5 ≥10 Table 2 Test Condition and Index for Leakage Rate of Gasket Gasket type Test condition Index Gasket thickness mm Test medium Autofrettage pressure, MPa Test pressure MPa Leakage rate cm3/s Polyfluortetraethylene gasket DN40~DN80, thickness 1.0~3.0 99.9 % nitrogen 35.0 4.0 ≤1.0×10-3 Carbon fiber reinforced polyfluortetraethylene gasket 35.0 Expanded polytetrafluoroethylene gasket 17.25 3.2 Appearance The surface and edge of gasket shall be flat, smooth and free from such defects as crack, lamination, pit, machinery scratch, exogenous impurity, which may affect application. 3.3 Limit deviation of dimension 3.3.1 The limit deviation of gasket dimension for flat pipe flange and raised-face pipe flange shall be in accordance with those specified in Table 3.
Contents of JB/T 10688-2006
Foreword III 1 Scope 2 Normative References 3 Technical Requirements 4 Inspection 5 Marking, Packaging and Storage Table 1 Test Condition and Index for Compressibility and Recovery of Gasket………………… Table 2 Test Condition and Index for Leakage Rate of Gasket Table 3 Limit Deviation of Gasket Dimension for Flat and Raised Face Pipe Flanges Table 4 Limit Deviation of Gasket Dimension for Male and Female, Tongued and Grooved Pipe Flanges
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Keywords:
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