JB/T 2858.3-2017 English PDF

US$739.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email.
JB/T 2858.3-2017: Thread grinding machines. Part 3: Testing of the accuracy
Status: Valid

JB/T 2858.3: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JB/T 2858.3-2017	739	Add to Cart	5 days	Thread grinding machines. Part 3: Testing of the accuracy	Valid
JB/T 2858.3-1999	559	Add to Cart	3 days	Thread grinding machine Accuracy inspection	Obsolete

Similar standards

GB/T 38193   JB/T 12396   JB/T 8490   JB/T 2858.4   JB/T 2858.5   JB/T 2858.2   

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Older Standard (superseded by this standard): JB/T 2858.3-1999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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