BS 2HR 650:2011
Current
Specification for high expansion heat-resisting steel bar and wire for the manufacture of bolts, studs, set screws and nuts (Ni 25.5, Cr 15, Ti 2, Mn 1.5, Mo 1.25, Si 0.7, V 0.3) (limiting ruling section 50 mm)
Hardcopy , PDF
English
01-31-2011
Foreword
1 Scope
2 Normative references
3 Technical requirements
Bibliography
Describes requirements for high expansion heat-resisting steel bar and wire in the following forms for the manufacture of bolts, studs, set screws and nuts.
| Committee |
ACE/61/-/48
|
| DevelopmentNote |
Together with BS EN 2398 & BS EN 2399, it supersedes BS HR650(1972). Supersedes 10/30230595 DC & 10/30238238 DC. (01/2011) Earlier was superseded by BS EN 2398 in error, now has been reinstated. (12/2013)
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| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This British Standard specifies requirements for high expansion heat-resisting steel bar and wire in the following forms for the manufacture of bolts, studs, set screws and nuts. Bar with a diameter over 25mm up to and including 50mm and wire with a maximum diameter of 50mm for machining: softened, cold worked, solution treated and machined or ground, designation HR 650A. Bar with a diameter over 25mm up to and including 50mm and wire with a maximum diameter of 50mm for machining: softened, cold worked, solution treated, precipitation treated and machined or ground, designation HR 650B. Bar with a diameter over 25mm up to and including 50mm and wire with a maximum diameter of 50mm for forging: softened, cold worked and machined or ground, designation HR 650C. Bar and wire with a maximum diameter of 50mm for forging: softened, cold worked, solution treated and machined or ground, designation HR 650D.
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