ISO 2540:2016
Current
The latest, up-to-date edition.
Centre drills for centre holes with protecting chamfer — Type B
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French, English
24-10-2016
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ISO 2540:2016 specifies the dimensions of centre drills for centre holes with protecting chamfer ? Type B.
It covers only metric dimensions, regarded as the only recommended dimensions in the future for this type of drills.
The flutes can be straight or spiral at the option of manufacturer.
Unless otherwise stated, these drills are right-hand cutting.
Annex A gives the recommended dimensions for the centre holes, Type B, which can be obtained by a rational use of the centre drills listed in this International Standard.
| Committee |
ISO/TC 29/SC 9
|
| DevelopmentNote |
Supersedes ISO/DIS 2540. (10/2016)
|
| DocumentType |
Standard
|
| Pages |
6
|
| ProductNote |
THIS STANDARD ALSO REFERS TO ISO 13399 (all parts) |
| PublisherName |
International Organization for Standardization
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| NEN ISO 2540 : 2016 | Identical |
| SS-ISO 2540:2017 | Identical |
| NF ISO 2540 : 2017 | Identical |
| SAC GB/T 6078 : 2016 | Identical |
| BS 328-2:1972 | Identical |
| NBN E 66 111 : 1983 | Identical |
| BS ISO 2540:2016 | Identical |
| NFE 60 051 : 1983 | Similar to |
| NBN E 60 001 : 1983 | Identical |
| NFE 66 051 : 1983 | Similar to |
| NS 1917 : 2ED 1974 | Identical |
| BS ISO 2541:2016 | Centre drills for centre holes with radius form. Type R |
| SAE MA 1759B : 2012 | CENTER HOLE, METRIC |
| BS EN ISO 6411:1997 | Technical drawings. Simplified representation of centre holes |
| BS 308-1.23(1997) : 1997 | TECHNICAL DRAWINGS - SIMPLIFIED REPRESENTATION OF CENTRE HOLES |
| DIN 332-1:1986-04 | 60 DEGREE CENTRE HOLES - TYPES R, A, B, AND C |
| SAE J 2276 : 1998 | NUMBERING SYSTEM FOR MULTIPLE DIAMETER CUTTING TOOLS |
| DIN ISO 6411:1997-11 | TECHNICAL DRAWINGS - SIMPLIFIED REPRESENTATION OF CENTRE HOLES |
| ISO 2541:2016 | Centre drills for centre holes with radius form — Type R |
| ISO 866:2016 | Centre drills for centre holes without protecting chamfers — Type A |
| EN ISO 6411:1997 | Technical drawings - Simplified representation of centre holes (ISO 6411:1982) |
| ISO 3685:1993 | Tool-life testing with single-point turning tools |
| SAE J 2122 : 1998 | NUMBERING SYSTEM FOR SINGLE DIAMETER DRILLS |
| DIN 333:1986-04 | 60 DEGREE CENTRE DRILLS - TYPES R, A, AND B |
| ISO 6411:1982 | Technical drawings — Simplified representation of centre holes |
| DIN ISO 5419:1998-06 | TWIST DRILLS - TERMS, DEFINITIONS AND TYPES |
| BS ISO 866:2016 | Centre drills for centre holes without protecting chamfers. Type A |
| ISO 2541:2016 | Centre drills for centre holes with radius form — Type R |
| ISO 866:2016 | Centre drills for centre holes without protecting chamfers — Type A |
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