CEN/TC 256/SC 1/WG 4 - Rails

This document specifies requirements for the:
-   approval of training facilities, testing and maintaining the skills of aluminothermic welders and welding trainers. It applies to those aluminothermic welding processes compliant with the requirements of EN 14730-1. It requires that the system for training and testing of welders be approved by the railway authority;
-   approval of aluminothermic welding contractors. It applies to those contractors using aluminothermic welding processes compliant with the requirements of EN 14730-1 and who employ welders in the possession of a valid permit to weld as defined in Clause 4 of this document;
-   acceptance of the final aluminothermic weld inspections and aluminothermic weld inspectors approved by the railway authority. It does not cover any previous weld inspections by the welder or others.
This document also applies to aluminothermic welds produced on railway rails as contained in EN 13674-1 to EN 13674-4 and EN 16771.

This document specifies switch and crossing rails that carry railway wheels. These are used in conjunction with Vignole railway rails.
This document is not applicable for the check rails that do not carry railway wheels.
Nine pearlitic steel grades are specified covering a hardness range of 200 HBW to 410 HBW and include non-heat treated non-alloy steels, non-heat treated alloy steels, heat treated non-alloy steels, heat treated low alloy steels and heat treated alloy steels.
There are 33 rail profiles specified in this standard, but they may not all be available in all steel grades.
Rails specified in EN 13674-1 can also be used as switch and crossing rails and if so used they will comply with the requirements of EN 13674-1.

This document specifies flat bottom Vignole railway rails from 27 kg/m to, but excluding 46 kg/m.
Eight pearlitic steel grades are specified covering a rail hardness range of 200 HBW to 440 HBW and include non-heat-treated non-alloy steels, non-heat-treated alloy steels, heat-treated non-alloy steels and heat-treated alloy steels.
There are 15 rail profiles specified in this document, but these may not be available in all steel grades.

This document specifies requirements for grooved rails and associated construction rail profiles for grooved rail facilities with a linear mass of 42 kg/m and upwards for use in tram transport systems.
NOTE   Grooved rails are also used for harbour and industrial tracks.
Five pearlitic steel grades are specified in a hardness range between 200 HBW and 390 HBW. The rails are either non-heat-treated or heat-treated and are made from non-alloyed (C-Mn) steel in both cases.
This document specifies 26 specific grooved rail profiles and 7 specific construction rail profiles. The grooved rail profiles can also be used as construction elements in switches and crossings.
Two grooved rail classes are specified differing in requirements for profile tolerances.

This document specifies requirements for the approval of a welding process in a fixed plant, together with the requirements for subsequent welding production.
It applies to new Vignole railway rails R220, R260, R260Mn, R320Cr, R350HT, R350LHT, R370CrHT and R400HT grade rails of 46 kg/m and above, as contained in EN 13674 1, welded by a flash butt welding process in a fixed plant and intended for use on railway infrastructure.
This document applies to the welding of rails into welded strings.

This European Standard specifies Vignole railway rails of 46 kg/m and greater linear mass, for conventional and high speed railway track usage.
Nine pearlitic steel grades are specified covering a hardness range of 200 HBW to 440 HBW and include non heat treated non alloy steels, non heat treated alloy steels, and heat treated non alloy steels and heat treated alloy steels .
There are 23 rail profiles specified in this standard.
Two classes of rail straightness are specified, differing in requirements for straightness, surface flatness and crown profile. Two classes of profile tolerances are specified.

This European Standard defines the laboratory tests and requirements for approval of an aluminothermic welding process using welds produced in workshop conditions.
It applies to the joining of new, Vignole rails as described in EN 13674 1 of the same profile and steel grade.
Compliance with the requirements of this standard does not of itself ensure the suitability of a welding process for specific conditions of track and traffic.
The standard does not cover welds made between different rail sections, differently worn rails and different rail grades.
In addition to the definitive requirements this standard also requires the items detailed in Clause 4 to be documented. For compliance with this standard, it is important that both the definitive requirements and the documented items be satisfied.

This standard defines the laboratory tests and requirements for approval of an aluminothermic welding process using welds produced in workshop conditions.
It applies to the joining of new, grooved rails as described in EN 14811 of the same profile and steel grade. Welding of construction profiles and machined profiles are not covered in this standard.
Compliance with the requirements of this standard does not in itself ensure the suitability of a welding process for specific conditions of track and traffic.
The standard does not cover welds made between different rail sections, worn rails or different rail grades.
In addition to the definitive requirements, this standard also requires the items detailed in Clause 4 to be documented. For compliance with this standard, it is important that both the definitive requirements and the documented items be satisfied.

This European Standard specifies restoration of cast austenitic manganese steel for fixed crossings and cradles for crossings with movable parts, designed to be flash butt welded or bolted to adjoining rails manufactured according to EN 15689. The standard also applies to flash welded leg ends of austenitic manganese steel crossings and the associated tri-metal zone.
The standard specifies the approval systems for consumables and procedures used in manual metal arc and flux cored metal deposit repair welding. The standard includes the quality-related tasks and responsibilities and qualifications of personnel involved in the electric arc repair welding of cast crossings.
The permitted welding processes are limited to Electric Arc (EA) in accordance with EN ISO 4063, specifically Process No 111: MMA (Manual Metal Arc) and Process No 114: FCAW (Flux Cored Arc Welding). Their applications are described.
This standard may be applied for procedures in situ, at line side or at out of track locations.
The purpose of this standard is to unify restoration of cast manganese crossings by electric arc welding across Europe. The standard provides control systems for the approval and qualification of welding processes, WPS, welding consumables, contractors and welders for the successful delivery of welds on crossings in service.

This European Standard specifies the requirements for the approval of a process wherein a rail of one profile has part of its length forged to a different profile, together with the requirements for subsequent forging production and product acceptance.
This European Standard applies to new railway rails according to EN 13674 1, and to switch and crossing rails used in conjunction with railway rails 46 kg/m and above according to EN 13674 2, to be welded or fish plated to make up switch rails or transition rails intended for use on railway infrastructures.

This European Standard specifies requirements for the approval of a welding process in a fixed plant, together with the requirements for subsequent welding production.
This European Standard applies to new Vignole rails welded by flash butt welding to crossing components in a fixed plant, and intended for use on railway infrastructures.

This European Standard specifies check rail profiles which have been designed for this purpose. It does not cover guard rails which are to protect vehicle, bridge, viaduct and other structures in the event of a derailment.
Three grades of steel and five rail profiles are specified.

This European Standard specifies requirements for the approval of a welding process by a MFBW machine at sites other than fixed plant, as well as the welding contractor together with the requirements for subsequent welding production. Where a MFBW machine is to be used in a static but temporary situation, the requirements of this part of the standard shall apply.
It applies to new Vignole R220, R260, R260Mn and R350HT grade rails of 46 kg/m and above, as contained in EN 13674-1, welded by a MFBW machine at sites other than a fixed plant and intended for use on railway infrastructures.
This European Standard applies to the welding of rails into welded strings.

This European Standard specifies restoration by electric arc welding and is limited to the head of the rails only.
This European Standard describes the approval systems for consumables and procedures used in manual metal arc and flux cored metal deposit rail repair welding. The standard includes the quality-related tasks and responsibilities of personnel involved in the electric arc repair welding of rails. The standard applies to plain rail and switches and crossings manufactured from new vignole railway rails R200, R220, R260, R260Mn and R350HT grade rails of 46 kg/m and above as contained in EN 13674-1.
The permitted welding processes are limited to Electric Arc (EA) in accordance with EN ISO 4063 and are by description Process No 111: MMA (Manual Metal Arc) and Process No 114: FCAW (Flux Cored Arc Welding). Their applications are described.
This European Standard may be applied in situ, at line side or at out of track locations. The flash welded leg ends of austenitic manganese steel crossings are included in this standard, except when located within 500 mm of manganese crossings.

This document specifies Vignole railway rails of 46 kg/m and greater linear mass, for conventional and high speed railway track usage.
Pearlitic steel grades are specified covering a hardness range of 200 HBW to 440 HBW and include non heat treated non alloy steels, non heat treated alloy steels, and heat treated non alloy steels and heat treated alloy steels.
There are 24 rail profiles specified in this document.
Two classes of rail straightness are specified, differing in requirements for straightness, surface flatness and crown profile. Two classes of profile tolerances are specified.

Standardization in the field of sleepers and bearers. The standard shall provide particular design guidance in the following areas:
-   geometry requirements;
-   material and processing requirements;
-   requirements for fastening points and insulating;
-   test procedures.

The same as for EN 13674-1:2011.

This standard applies to aluminothermic welds made on Vignole rails of 46 kg/m and above as contained in EN 13674-1:
This standard specifies:
¾   the system for training, testing and maintaining the skills of aluminothermic welders. It applies to those aluminothermic welding processes compliant with the requirements of EN 14730-1 "Railway applications – Track – Aluminothermic welding of rails – Part 1: Approval of welding processes". It requires that the system for training and testing of welders shall be approved by the relevant railway authority;
¾   the systems and requirements for the approval of aluminothermic welding contractors. It applies to those contractors using aluminothermic welding processes compliant with the requirements of EN 14730-1 "Railway applications – Track – Aluminothermic welding of rails – Part 1: Approval of welding processes" and who employ welders who are in possession of a valid Permit to Weld as defined in Clause 4 of this standard;
¾   the acceptance requirements for aluminothermic welds. It requires that weld inspectors are competent in aluminothermic weld inspection and are approved by the relevant railway authority. It covers the final inspection of aluminothermic welds for acceptance in track. It does not cover any previous inspections by welders or others.

This part of EN 13674 specifies switch and crossing rails that carry railway wheels. These are used in conjunction with Vignole railway rails.
This part of this standard is not applicable for the check rails that do not carry railway wheels.
Eight pearlitic steel grades are specified covering a hardness range of 200 HBW to 390 HBW and include non heat treated non-alloy steels, non heat treated alloy steels, heat treated non-alloy steels and heat treated low alloy steels.
There are !34 rail profiles" specified in this standard, but they may not all be available in all steel grades.
Rails specified in EN 13674-1 may also be used as switch and crossing rails and if so used they shall comply with the requirements of
EN 13674-1.

This document specifies flat bottom Vignole railway rails from 27 kg/m to, but excluding 46 kg/m.
Eight pearlitic steel grades are specified covering a rail hardness range of 200 HBW to 440 HBW and include non-heat-treated non-alloy steels, non-heat-treated alloy steels, heat-treated non-alloy steels and heat-treated alloy steels.
There are 15 rail profiles specified in this document, but these may not be available in all steel grades.

This European Standard specifies requirements for grooved rails and associated construction rail profiles for grooved rail facilities with a linear mass of 42 kg/m and upwards for use in tram transport systems.
NOTE   Grooved rails are also used for harbour and industrial tracks.
Six pearlitic steel grades are specified in a hardness range between 200 HBW and 390 HBW. The rails are either non-heat-treated or heat-treated and are made from non-alloyed (C-Mn) steel in both cases.
This standard specifies 18 specific grooved rail profiles and 7 specific construction rail profiles. The grooved rail profiles can also be used as construction elements in switches and crossings.
Two grooved rail classes are specified differing in requirements for profile tolerances.

This European Standard specifies requirements for the approval of a welding process in a fixed plant, together with the requirements for subsequent welding production.
It applies to new Vignole railway rails R220, R260, R260Mn and R350HT grade rails of 46 kg/m and above, as contained in EN 13674-1, welded by a flash butt welding process in a fixed plant and intended for use on railway infrastructure.
This European Standard applies to the welding of rails into welded strings.

This European Standard specifies Vignole railway rails of 46 kg/m and greater linear mass, for conventional and high speed railway track usage.
Nine pearlitic steel grades are specified covering a hardness range of 200 HBW to 440 HBW and include non heat treated non alloy steels, non heat treated alloy steels, and heat treated non alloy steels and heat treated alloy steels .
There are 23 rail profiles specified in this standard.
Two classes of rail straightness are specified, differing in requirements for straightness, surface flatness and crown profile. Two classes of profile tolerances are specified.

This standard defines the laboratory tests and requirements for approval of an aluminothermic welding process using welds produced in workshop conditions.
It applies to the joining of new, Vignole rails as described in EN 13674-1 of the same profile and steel grade.
Compliance with the requirements of this standard does not of itself ensure the suitability of a welding process for specific conditions of track and traffic.
The standard does not cover welds made between different rail sections, differently worn rails and different rail grades.
In addition to the definitive requirements this standard also requires the items detailed in Clause 4 to be documented. For compliance with this standard, it is important that both the definitive requirements and the documented items be satisfied.

This European Standard specifies Vignole railway rails of 46 kg/m and greater linear mass, for general and high speed railway track usage.
Seven pearlitic steel grades are specified covering a hardness range of 200 to 390 HBW and include non heat treated carbon manganese steels; non heat treated alloy steels; and heat treated carbon manganese and low alloy steels.
There are 21 rail profiles specified in this Standard.
Two classes of rail straightness are specified, differing in requirements for straightness, surface flatness and crown profile. Two classes of profile tolerances are specified.

This standard defines the laboratory tests and requirements for approval of an aluminothermic welding process using welds produced in workshop conditions.
It applies to the joining of new, Vignole rails as described in EN 13674-1 of the same profile and steel grade.
Compliance with the requirements of this standard does not of itself ensure the suitability of a welding process for specific conditions of track and traffic.
The standard does not cover welds made between different rail sections, differently worn rails and different rail grades.
In addition to the definitive requirements this standard also requires the items detailed in Clause 4 to be documented. For compliance with this standard, it is important that both the definitive requirements and the documented items be satisfied.

This European Standard specifies check rail profiles which have been designed for this purpose. It does not cover guard rails which are to protect vehicle, bridge, viaduct and other structures in the event of a derailment.
Three grades of steel and five rail profiles are specified.

This part of EN 13674 specifies switch and crossing rails that carry railway wheels. These are used in conjunction with Vignole railway rails.
This part of this standard is not applicable for the check rails that do not carry railway wheels.
Eight pearlitic steel grades are specified covering a hardness range of 200 HBW to 390 HBW and include non heat treated non-alloy steels, non heat treated alloy steels, heat treated non-alloy steels and heat treated low alloy steels.
There are 30 rail profiles specified in this standard, but they may not all be available in all steel grades.
Rails specified in EN 13674-1:2003 may also be used as switch and crossing rails and if so used they shall comply with the requirements of EN 13674-1:2003.

This European Standard specifies requirements for grooved rails and associated construction rail profiles for grooved rail facilities with a linear mass of 42 kg/m and upwards for use in tram transport systems.
NOTE   Grooved rails are also used for harbour and industrial tracks.
Six pearlitic steel grades are specified in a hardness range between 200 HBW and 390 HBW. The rails are either non-heat-treated or heat-treated and are made from non-alloyed (C-Mn) steel in both cases.
This standard specifies 18 specific grooved rail profiles and 7 specific construction rail profiles. The grooved rail profiles can also be used as construction elements in switches and crossings.
Two grooved rail classes are specified differing in requirements for profile tolerances.

This part of EN 13674 specifies flat bottom Vignole railway rails from 27 kg/m to, but excluding 46 kg/m.
Five pearlitic steel grades are specified covering a rail hardness range of 200 HBW to 390 HBW and include non heat treated non-alloy steels, non-heat-treated alloy steels and heat-treated non-alloy steels.
There are 13 rail profiles specified in this European Standard, but these may not be available in all steel grades.

This European Standard specifies Vignole railway rails of 46 kg/m and greater linear mass, for general and high speed railway track usage.
Seven pearlitic steel grades are specified covering a hardness range of 200 to 390 HBW and include non heat treated carbon manganese steels; non heat treated alloy steels; and heat treated carbon manganese and low alloy steels.
There are 21 rail profiles specified in this Standard.
Two classes of rail straightness are specified, differing in requirements for straightness, surface flatness and crown profile. Two classes of profile tolerances are specified.