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Position: Chinese Standard in English/JB/T 6441-2008
JB/T 6441-2008   Safety Valves for Compressor (English Version)
Standard No.: JB/T 6441-2008 Status:valid remind me the status change

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Language:English File Format:PDF
Word Count: 3500 words Price(USD):274.0 remind me the price change

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Implemented on:2008-7-1 Delivery: via email in 1 business day
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Standard No.: JB/T 6441-2008
English Name: Safety Valves for Compressor
Chinese Name: 压缩机用安全阀
Chinese Classification: J16    Valve
Professional Classification: JB    Professional Standard - Machinery
ICS Classification: 23.060.99 23.060.99    Other valves 23.060.99
Issued by: NDRC
Issued on: 2008-02-01
Implemented on: 2008-7-1
Status: valid
Superseded by:JB/T 6441-2024
Superseding:JB/T 6441-1992
Language: English
File Format: PDF
Word Count: 3500 words
Price(USD): 274.0
Delivery: via email in 1 business day
This standard specifies the design & structure, property, test, & inspection, mark, locking & lead seal and supply requirements for the spring-direct-load safety valve of gas compressor (hereafter referred to as safety valve simply). This standard is applicable to the safety valve with its set-pressure being not greater than 42.0Mpa and its nominal dimension being not greater than DN40.
1 Scope 2 Normative References 3 Structures 4 Technical Requirements 4.1 Structural requirements 4.2 connection end 4.3 Valve body 4.4 Valve flap 4.5 Spring 4.6 Operation property of safety valve 4.7 Leak proof-ness 5 Material Requirements 5.1 Valve body 5.2 Valve base and valve flap 5.3 Orienting sleeve 5.4 Spring 5.5 Valve-flap sealing gasket 6 Test method and inspection rules 6.1 General requirements 6.2 Test methods 6.3 Inspection rules 7 Mark and Lead Seal 8 Supplies 9 Painting, Protection, Package, Storage and Transportation Figure 1: Typical structure of safety valve with lifting handle for compressor Figure 2: Typical structure of straight-through safety valve for compressor Figure 3: Typical structure of flange-connection safety valve for compressor Table 1: Limit Deviation of Spring Free Height (mm) Table 2: Limit Deviation of Spring Inside Diameter (mm) Table 3: Set-pressure Deviation of Safety Valve Table 4: Re-seating Pressure of Safety Valve Table 5: Leakage-test Leakage Rate of Safety Valve for Compressor Table 6: Inspection Item, Technical Requirements and Inspection Method
Referred in JB/T 6441-2008:
* GB/T 699-1999 Quality carbon structural steels
* GB/T 1220-2007 Stainless steel bars
* GB/T 1239.2-1989
* GB/T 1239.4-1989
* GB/T 1239.6-1992
* GB/T 4423-1992
* GB/T 5220-
* GB/T 7306.1-2000 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads--Part 1:Parallel internal and taper external threads
* GB/T 7306.2-2000 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads--Part 2: Taper internal and external threads
* GB/T 12224-2005 General requirements for industrial steel valves
* GB/T 12225-2005 General purpose industrial valves - Specification of copper alloy castings
* GB/T 12228-2006 General purpose industrial valves - Specification of carbon steel forgings
* GB/T 12229-2005 General purpose industrial valve - Specification of spheroidal graphite iron castings
* GB/T 12230-2005 General purpose industrial valve - Specification of stainless steel castings
* GB/T 12241-2005 Safety valves--General requirements
* GB/T 12242-2005 Performance test code - Pressure relief devices
* JB/T 2769-2008 Components of valves-High pressure threaded flanges
JB/T 6441-2008 is referred in:
* GB/T 20322-2006 Petroleum and natural gas industries - Reciprocating compressors
*GA 39-2016 Fire fighting vehicles—Performance requirements and test methods
*JB/T 6430-2014 Oil Injected Screw Air Compressor for General Use
*XF 39-2016 Fire fighting vehicles—Performance requirements and test methods
Code of China
Standard
JB/T 6441-2008  Safety Valves for Compressor (English Version)
Standard No.JB/T 6441-2008
Statusvalid
LanguageEnglish
File FormatPDF
Word Count3500 words
Price(USD)274.0
Implemented on2008-7-1
Deliveryvia email in 1 business day
Detail of JB/T 6441-2008
Standard No.
JB/T 6441-2008
English Name
Safety Valves for Compressor
Chinese Name
压缩机用安全阀
Chinese Classification
J16
Professional Classification
JB
ICS Classification
Issued by
NDRC
Issued on
2008-02-01
Implemented on
2008-7-1
Status
valid
Superseded by
JB/T 6441-2024
Superseded on
Abolished on
Superseding
JB/T 6441-1992
Language
English
File Format
PDF
Word Count
3500 words
Price(USD)
274.0
Keywords
JB/T 6441-2008, JB 6441-2008, JBT 6441-2008, JB/T6441-2008, JB/T 6441, JB/T6441, JB6441-2008, JB 6441, JB6441, JBT6441-2008, JBT 6441, JBT6441
Introduction of JB/T 6441-2008
This standard specifies the design & structure, property, test, & inspection, mark, locking & lead seal and supply requirements for the spring-direct-load safety valve of gas compressor (hereafter referred to as safety valve simply). This standard is applicable to the safety valve with its set-pressure being not greater than 42.0Mpa and its nominal dimension being not greater than DN40.
Contents of JB/T 6441-2008
1 Scope 2 Normative References 3 Structures 4 Technical Requirements 4.1 Structural requirements 4.2 connection end 4.3 Valve body 4.4 Valve flap 4.5 Spring 4.6 Operation property of safety valve 4.7 Leak proof-ness 5 Material Requirements 5.1 Valve body 5.2 Valve base and valve flap 5.3 Orienting sleeve 5.4 Spring 5.5 Valve-flap sealing gasket 6 Test method and inspection rules 6.1 General requirements 6.2 Test methods 6.3 Inspection rules 7 Mark and Lead Seal 8 Supplies 9 Painting, Protection, Package, Storage and Transportation Figure 1: Typical structure of safety valve with lifting handle for compressor Figure 2: Typical structure of straight-through safety valve for compressor Figure 3: Typical structure of flange-connection safety valve for compressor Table 1: Limit Deviation of Spring Free Height (mm) Table 2: Limit Deviation of Spring Inside Diameter (mm) Table 3: Set-pressure Deviation of Safety Valve Table 4: Re-seating Pressure of Safety Valve Table 5: Leakage-test Leakage Rate of Safety Valve for Compressor Table 6: Inspection Item, Technical Requirements and Inspection Method
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Keywords:
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