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JB/T 9221-2017 English PDF

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JB/T 9221-2017: Test method for effective bentonite and effective seacoal content in green molding sand
Status: Valid

JB/T 9221: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JB/T 9221-2017English169 Add to Cart 3 days [Need to translate] Test method for effective bentonite and effective seacoal content in green molding sand Valid JB/T 9221-2017
JB/T 9221-1999English239 Add to Cart 3 days [Need to translate] Test method for effective bentonite and effective seacoal content in green molding sand Obsolete JB/T 9221-1999

PDF similar to JB/T 9221-2017


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Basic data

Standard ID JB/T 9221-2017 (JB/T9221-2017)
Description (Translated English) Test method for effective bentonite and effective seacoal content in green molding sand
Sector / Industry Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard J31
Word Count Estimation 7,765
Date of Issue 2017-01-09
Date of Implementation 2017-10-01
Older Standard (superseded by this standard) JB/T 9221-1999
Regulation (derived from) Ministry of Industry and Information Technology Announcement No.2 of 2017
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the sampling method in the test method, the determination of the effective bentonite content of the wet sand for casting, and the method for determining the effective coal powder content of the wet sand for casting.

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