Centre drills for centre holes with protecting chamfer — Type B

Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Language(s)

French, English

Published date

24-10-2016

Publisher

International Organization for Standardization

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	ISO 2540:1973

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
DIN ISO 6411 E : 1997	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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ISO 2540:2016

Centre drills for centre holes with protecting chamfer — Type B

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