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Database: 189759 (19 Oct 2025)
JB/T 5389.2-2017 English PDF
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JB/T 5389.2-2017
: Rolling bearings. Roller bearings for rolling mills. Part 2: Double-row and four-row tapered roller bearings
Status: Valid
JB/T 5389.2: Evolution and historical versions
Standard ID
Contents [version]
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STEP2
[PDF] delivered in
Standard Title (Description)
Status
PDF
JB/T 5389.2-2017
English
259
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3 days [Need to translate]
Rolling bearings. Roller bearings for rolling mills. Part 2: Double-row and four-row tapered roller bearings
Valid
JB/T 5389.2-2017
JB/T 5389.2-2005
English
279
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3 days [Need to translate]
Rolling bearings. Double row and four row tapered roller bearings for rolling mills
Obsolete
JB/T 5389.2-2005
JB/T 5389.2-1995
English
279
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3 days [Need to translate]
(Rolling mill with four tapered roller bearings technical conditions)
Obsolete
JB/T 5389.2-1995
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Basic data
Standard ID
JB/T 5389.2-2017 (JB/T5389.2-2017)
Description (Translated English)
Rolling bearings. Roller bearings for rolling mills. Part 2: Double-row and four-row tapered roller bearings
Sector / Industry
Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard
J11
Classification of International Standard
21.100.20
Word Count Estimation
11,123
Date of Issue
2017-01-09
Date of Implementation
2017-07-01
Older Standard (superseded by this standard)
JB/T 5389.2-2005
Quoted Standard
GB/T 272; GB/T 299-2008; GB/T 300-2008; GB/T 307.2-2005; GBIT 307.3-2005; GB/T 699-2015; GB/T 711-2008; GB/T 3203-2016; GB/T 4199-2003; GB/T 7811-2015; GB/T 8597-2013; GB/T 13237-2013; GB/T 18254-2016; GB/T 24605-2009; GB/T 24608-2009; JB/T 1255-2014
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 symbols, codes, main types, dimensions, technical requirements, test methods, inspection rules, signs, and rust-proof packaging for double-row tapered roller bearings for rolling mills and four-row tapered roller bearings for rolling mills. This standard applies to the production, inspection and acceptance of double row and four row tapered roller bearings for rolling mills.