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Database: 189760 (18 Oct 2025)
JB/T 6346.1-2008 English PDF
JB/T 6346.1: Evolution and historical versions
Standard ID
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Standard Title (Description)
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JB/T 6346.1-2008
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Horizontal hobbing machines. Part 1: Testing of the accuracy
Obsolete
JB/T 6346.1-2008
JB/T 6346-1992
English
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(Horizontal hobbing Technical conditions)
Obsolete
JB/T 6346-1992
PDF similar to JB/T 6346.1-2008
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Basic data
Standard ID
JB/T 6346.1-2008 (JB/T6346.1-2008)
Description (Translated English)
Horizontal hobbing machines. Part 1: 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
30,379
Date of Issue
6/4/2008
Date of Implementation
11/1/2008
Older Standard (superseded by this standard)
JB/T 5570-1991
Quoted Standard
GB/T 17421.1-1998
Regulation (derived from)
State-Development-Reform Commission Notice 2008 No. 38
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the preset test for general purposes and common horizontal hobbing accuracy, geometric precision, driving precision, accuracy test and corresponding tolerances. This standard applies to a maximum workpiece diameter 500mm ~ 2000mm, maximum workpiece length 2000mm ~ 8000mm ordinary horizontal hobbing.