BS 2772-2:1989
Current
The latest, up-to-date edition.
Colliery haulage and winding equipment Specification for wrought steel
Hardcopy , PDF
English
29-09-1989
Important note : All end users must be registered with an Account prior to user licenses being assigned.
Foreword
Committees responsible
Specification
1. Scope
2. Definitions
3. Steelmaking process
4. Chemical analysis
5. Freedom from defects
6. Sizes and tolerances
7. Condition of material on delivery
8. Grain size
9. Mechanical properties
10. Manufacturer's statement
Appendices
A. Methods of test for mechanical properties
B. Information to be supplied by the purchaser
C. Guidance on the selection of steels
Tables
1. Restrictions on ladle analysis
2. Mechanical properties
Figure
1. Test block dimensions and ruling sections
Five groups based on mechanical property requirements.
| Committee |
ISE/105
|
| DevelopmentNote |
Supersedes 87/35660 DC and BS 2772-2(1977) (06/2005) Reviewed and confirmed by BSI, January 2010. (12/2009)
|
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This Part of BS 2772 specifies requirements for wrought steel plates, blooms, billets, slabs, bars, forgings and drop forgings to be used for colliery cage suspension gear, colliery tubs, mine-car drawgear and couplings and rope sockets. Details of information to be supplied by the purchaser are given in Appendix B. Appendix C gives guidance on chemical composition for each of the five groups of steels considered.
NOTE The titles of the British Standards referred to in this standard are listed on the inside back cover.
| BS 4114:1967 | Specification for dimensional and quantity tolerances for steel drop and press forgings and for upset forgings made on horizontal forging machines |
| BS 6512:1984 | Specification for limits and repair of surface discontinuities of hot-rolled steel plates and wide flats |
| BS 5046:1974 | Method for the estimation of equivalent diameters in the heat treatment of steel |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.