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JB/T 7909-2011 English PDF

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JB/T 7909-2011: Bench test method for frictional characteristics of sintered metal friction material run in lubricants
Status: Valid

JB/T 7909: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JB/T 7909-2011English239 Add to Cart 3 days [Need to translate] Bench test method for frictional characteristics of sintered metal friction material run in lubricants Valid JB/T 7909-2011
JB/T 7909-1999English399 Add to Cart 3 days [Need to translate] Bench test method for frictional characteristics of sintered metal friction materials run in lubricants Obsolete JB/T 7909-1999
JB/T 7909-1995EnglishRFQ ASK 3 days [Need to translate] (Chinese Industry Standard) Obsolete JB/T 7909-1995

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Basic data

Standard ID JB/T 7909-2011 (JB/T7909-2011)
Description (Translated English) Bench test method for frictional characteristics of sintered metal friction material run in lubricants
Sector / Industry Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard H72
Classification of International Standard 77.160
Word Count Estimation 9,975
Date of Issue 2011-12-20
Date of Implementation 2012-04-01
Older Standard (superseded by this standard) JB/T 7909-1999
Quoted Standard GB/T 3141-1994
Regulation (derived from) ?MIIT Announcement 2011 No.43; Industry Standard Filing Announcement 2012 No.2 (Total No.146)
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the determination of wet sintered metal friction material performance test rig test methods terminology and definitions, test equipment, test piece, determination and calculation of the coefficient of friction, energy measurement and calculation of allowable loads and test report values. This standard applies to the determination of wet sintered metal test piece dynamic coefficient of friction under lubricated conditions, static coefficient of friction, wear rate and energy load allowable value. Determination of non-metallic friction material wet performance can also refer to this standard.

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