NEN EN 13674-4 : 2006 + A1 2009
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
RAILWAY APPLICATIONS - TRACK - RAIL - PART 4: VIGNOLE RAILWAY RAILS FROM 27 KG/M TO, BUT EXCLUDING 46 KG/M
11-04-2019
12-01-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Information to be supplied by the purchaser
5 Steel grades
6 Dimensions, static properties, linear mass and tolerances
7 Manufacture
7.1 Product integrity
7.1.1 Factory production control
7.1.2 Best practice manufacture
7.2 Blooms
7.3 Rails
7.4 Identification
7.4.1 Branding
7.4.2 Hot stamping
7.4.3 Cold stamping
7.4.4 Other identification
8 Qualification of the manufacturer
9 Acceptance tests
9.1 Laboratory tests
9.1.1 General
9.1.2 Chemical composition
9.1.3 Microstructure
9.1.4 Decarburisation
9.1.5 Hardness
9.1.6 Tensile tests
9.1.7 Retest procedures
9.2 Dimension tolerances
9.2.1 Profile
9.2.2 Straightness and twist
9.2.3 Cutting and drilling
9.3 Gauges
9.4 Inspection for internal quality and surface quality
9.4.1 internal quality
9.4.2 Surface quality
Annex A (normative) Rail profiles
Annex B (informative) Comparison of steel designations
referred to in this European Standard
compared to those in EN 10027-1 and EN 10027-2
Bibliography
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