Standard No.:	JB/T 8722-2010
English Name:	Rolling bearings-Bearings for conveyer in coal mines
Chinese Name:	滚动轴承 煤矿输送机械用轴承
Chinese Classification:	J11    Rolling bearing
Professional Classification:	JB    Professional Standard - Machinery
ICS Classification:	21.100.20 21.100.20    Rolling bearings 21.100.20
Source Content Issued by:	State Economic and Trade Commission
Issued on:	2010-2-11
Implemented on:	2010-7-1
Status:	abolished
Abolished on:	2024-07-11
Superseding:	JB/T 8722-1998 Rolling bearings. Bearings for conveyer in coal mine
Target Language:	English
File Format:	PDF
Word Count:	3000 words
Translation Price(USD):	264.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the boundary dimensions and technical conditions of bearings of belt conveyor idlers for coal mines (idler bearing for short) and bearings of narrow gauge mine cars for coal mines (mine car bearing for short). This standard is applicable to the production and inspection of bearing manufacturer and user acceptance. 2 Normative References The following normative documents contain provisions which, through reference in this standard, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest editions of these documents are applicable. For undated references, its latest edition is applicable to this standard.