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Database: 189759 (19 Oct 2025)
JB/T 5920-2011 English PDF
JB/T 5920: Evolution and historical versions
Standard ID
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Standard Title (Description)
Status
PDF
JB/T 5920-2011
English
319
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Interior curve hydraulic motor. Dimension series for mounting flanges and shaft ends
Obsolete
JB/T 5920-2011
JB/T 5920.1-1991
English
239
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2 days [Need to translate]
Series dimension of installation flange and shaft extension of incurve (outward force) type low speed large torque hydraulic motors Part 1: 20-25MPa pivot rotating motors
Obsolete
JB/T 5920.1-1991
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Basic data
Standard ID
JB/T 5920-2011 (JB/T5920-2011)
Description (Translated English)
Interior curve hydraulic motor. Dimension series for mounting flanges and shaft ends
Sector / Industry
Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard
J20
Classification of International Standard
23.100.10
Word Count Estimation
8,891
Date of Issue
2011-08-15
Date of Implementation
2011-11-01
Older Standard (superseded by this standard)
JB/T 5920.1-1991
Quoted Standard
GB/T 1182; GB/T 1800.2; GB/T 3478.1; GB/T 3478.2; GB/T 17446
Regulation (derived from)
Ministry of Industry and Information Technology Bulletin No. 24 of 2011
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the curve low speed high torque hydraulic motor polygons (including circular) mounting flange and involute spline shaft dimensions. This standard applies to the rated pressure of 16MPa ~ 25MPa, the displacement of 0. 25L/r ~ 25L/r inner curve of the hydraulic motor.