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JB/T 2858.3-2017 English PDF

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JB/T 2858.3-2017: Thread grinding machines. Part 3: Testing of the accuracy
Status: Valid

JB/T 2858.3: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JB/T 2858.3-2017English739 Add to Cart 5 days [Need to translate] Thread grinding machines. Part 3: Testing of the accuracy Valid JB/T 2858.3-2017
JB/T 2858.3-1999English559 Add to Cart 3 days [Need to translate] Thread grinding machine Accuracy inspection Obsolete JB/T 2858.3-1999

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Basic data

Standard ID JB/T 2858.3-2017 (JB/T2858.3-2017)
Description (Translated English) Thread grinding machines. Part 3: Testing of the accuracy
Sector / Industry Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard J56
Classification of International Standard 25.080.99
Word Count Estimation 32,359
Date of Issue 2017-01-09
Date of Implementation 2017-10-01
Older Standard (superseded by this standard) JB/T 2858.3-1999
Quoted Standard GB/T 17421.1-1998; GB/T 17421.2-2016; GB/T 17587.3-1998; GB/T 19660-2005; JB/T 2886-2008
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 geometric accuracy, working accuracy, positioning accuracy and repeatability requirements of the positioning accuracy and repeatability of the table-traveling general-accuracy thread grinders, inspection methods and corresponding tolerances. This standard applies to worktable movable and CNC thread grinders with a maximum workpiece diameter of 125 mm to 500 mm, a maximum workpiece length of 500 mm to 5 000 mm, general and CNC universal thread grinders, general and CNC screw grinders ( Hereinafter referred to as machine tools).

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