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Position: Chinese Standard in English/GB/T 2891-1995
GB/T 2891-1995   Performance test methods for facepiece of filter type respirator (English Version)
Standard No.: GB/T 2891-1995 Status:abolished remind me the status change

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Language:English File Format:PDF
Word Count: 6000 words Price(USD):180.0 remind me the price change

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Implemented on:1996-1-1 Delivery: via email in 1 business day
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Standard No.: GB/T 2891-1995
English Name: Performance test methods for facepiece of filter type respirator
Chinese Name: 过滤式防毒面具面罩性能试验方法
Chinese Classification: C73    Articles for labor protection
Professional Classification: GB    National Standard
ICS Classification: 13.340.30 13.340.30    Respiratory protective devices 13.340.30
Issued by: STSB
Issued on: 1995-06-28
Implemented on: 1996-1-1
Status: abolished
Superseded by:GB 2890-2009 Respiratory protection - Non-powered air-purifying respirators
Superseded on:2009-12-1
Abolished on:2009-12-01
Superseding:GB 2891.1-1982 Test method of gas tight performance of exhalant valve for respirator
GB 2891.2-1982
GB 2891.3-1982 Test method for inspiratory resistance of filter gas mask
GB 2891.4-1982
GB 2891.5-1982 Test method for actual harmful space of filter gas mask
GB 2891.6-1982 Test method for air leakage coefficient of filter gas mask (Oil mist method)
Language: English
File Format: PDF
Word Count: 6000 words
Price(USD): 180.0
Delivery: via email in 1 business day
Performance test methods for facepiece of filter type respirator 1 Subject content and application scope This standard specifies the performance test methods for wearing leakage coefficient, effective dead space, visual field, assembly airtightness, outlet valve airtightness, air resistance of outlet valve, light transmittance (light transmittance ratio) of spectacle lens and inspiratory resistance of facepiece of filter type respirator. This standard is applicable to the performance test and evaluation of facepiece of filter type respirator (hereinafter referred to as "facepiece"), and may also be referred to for other related products. 2 Normative references GB/T 528 Rubber, vulcanized or thermoplastic - Determination of tensile stress-strain properties GB 2410 Determination of the luminous transmittance and haze of transparent plastics GB 2428 Head configurations - Chinese adults 3 Technical contents 3.1 Test method for wearing leakage coefficient of facepiece (oil mist method) 3.1.1 Principle When a person is wearing the respirator, the ratio of the concentration c of hazardous substances leaking into the facepiece through the tight-fitting frame, outlet valve and parts assembly positions of facepiece to the external concentration c0 of the same is called the leakage coefficient of facepiece, expressed in percentage (%).
1 Subject content and application scope 2 Normative references 3 Technical contents
Referred in GB/T 2891-1995:
*GB/T 528-2009 Rubber,vulcanized or thermoplastic - Determination of tensile stress-strain properties
*GB 2410-1980 Transparent plastics;Transmissivity and haze test
*GB 2428-1981 China adult headform series
*GB/T 33540.3-2017 Lubricants for wind turbine—Part 3:Gear oils
*GB/T 25724-2017 Technical specifications for surveillance video and audio coding for public security
*GB 25502-2017 Minimum allowable values of water efficiency and water efficiency grades for water closets
*GB/T 19685-2017 Prestressed concrete cylinder pipe
*GB 4094-2016 Motor vehicles—Symbols for controls,indicators and tell-tales
*GB/T 50080-2016 Standard for test method of performance on ordinary fresh concrete
*T/CECS 463-2017 Technical specification for application of sewage-elevating device
*YY/T 0471.5-2017 Test methods for primary wound dressings-Part 5:Bacterial barrier properties
*GB/T 33505-2017 Escalator steps and moving walk pallets
GB/T 2891-1995 is referred in:
* GB/T 18664-2002 Selection, use and maintenance of respiratory protective equipment
* GB/T 18664-2002 Selection, use and maintenance of respiratory protective equipment
*GB 2626-2006 Respiratory protective equipment -- non-powered air-purifying particle respirator
Code of China
Standard
GB/T 2891-1995  Performance test methods for facepiece of filter type respirator (English Version)
Standard No.GB/T 2891-1995
Statusabolished
LanguageEnglish
File FormatPDF
Word Count6000 words
Price(USD)180.0
Implemented on1996-1-1
Deliveryvia email in 1 business day
Detail of GB/T 2891-1995
Standard No.
GB/T 2891-1995
English Name
Performance test methods for facepiece of filter type respirator
Chinese Name
过滤式防毒面具面罩性能试验方法
Chinese Classification
C73
Professional Classification
GB
ICS Classification
Issued by
STSB
Issued on
1995-06-28
Implemented on
1996-1-1
Status
abolished
Superseded by
GB 2890-2009 Respiratory protection - Non-powered air-purifying respirators
Superseded on
2009-12-1
Abolished on
2009-12-01
Superseding
GB 2891.1-1982 Test method of gas tight performance of exhalant valve for respirator
GB 2891.2-1982
GB 2891.3-1982 Test method for inspiratory resistance of filter gas mask
GB 2891.4-1982
GB 2891.5-1982 Test method for actual harmful space of filter gas mask
GB 2891.6-1982 Test method for air leakage coefficient of filter gas mask (Oil mist method)
Language
English
File Format
PDF
Word Count
6000 words
Price(USD)
180.0
Keywords
GB/T 2891-1995, GB 2891-1995, GBT 2891-1995, GB/T2891-1995, GB/T 2891, GB/T2891, GB2891-1995, GB 2891, GB2891, GBT2891-1995, GBT 2891, GBT2891
Introduction of GB/T 2891-1995
Performance test methods for facepiece of filter type respirator 1 Subject content and application scope This standard specifies the performance test methods for wearing leakage coefficient, effective dead space, visual field, assembly airtightness, outlet valve airtightness, air resistance of outlet valve, light transmittance (light transmittance ratio) of spectacle lens and inspiratory resistance of facepiece of filter type respirator. This standard is applicable to the performance test and evaluation of facepiece of filter type respirator (hereinafter referred to as "facepiece"), and may also be referred to for other related products. 2 Normative references GB/T 528 Rubber, vulcanized or thermoplastic - Determination of tensile stress-strain properties GB 2410 Determination of the luminous transmittance and haze of transparent plastics GB 2428 Head configurations - Chinese adults 3 Technical contents 3.1 Test method for wearing leakage coefficient of facepiece (oil mist method) 3.1.1 Principle When a person is wearing the respirator, the ratio of the concentration c of hazardous substances leaking into the facepiece through the tight-fitting frame, outlet valve and parts assembly positions of facepiece to the external concentration c0 of the same is called the leakage coefficient of facepiece, expressed in percentage (%).
Contents of GB/T 2891-1995
1 Subject content and application scope 2 Normative references 3 Technical contents
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Keywords:
GB/T 2891-1995, GB 2891-1995, GBT 2891-1995, GB/T2891-1995, GB/T 2891, GB/T2891, GB2891-1995, GB 2891, GB2891, GBT2891-1995, GBT 2891, GBT2891