DIN Adhesive bonding of railway vehicles and parts – Part 2: Qualification of manufacturer of adhesive bonded materials. standard by. according to DIN EN ISO , while the Materials Testing Laboratory and the Corrosion successful accreditation in accordance with DIN Peter Hell-. Since October our plant in Velden has been certified in accordance with DIN – “adhesive bonding in railway vehicle manufacture”. The aim of this .
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The obligations, interrelationships and limits of the area of responsibility of such persons must be defined. For part classes A1 to A3, the minimum required qualification is Level 3. dinn
Din – Adhesive bonds Railway normative
That depends on the particular tasks that have been assigned and the responsibility. The supervision of the adhesive bonding work is the responsibility of the user-company. DIN establishes 4 types of unions according to their criticality and impact that can lead to failure:. Company owners, managing directors, managers and production managers can only be authorised as supervisors in charge for part class A1 if their company operations involve little cin bonding.
A3 – Unions executed in rail vehicles involving low safety requirements which can cause a decline in the comfort of the vehicle without causing injury.
Work instructions for the production of effective bonded joints and repair instructions for bonded joints must be available see Annex D. Need advice on DIN ? During the period of validity, the certification body monitors that there is compliance with the requirements of this standard, in accordance with the details stipulated on the certificate.
For tasks and responsibilities see Table 3.
The approval of the primary employer must be given; The work time involved is laid down in a contract and can be clearly demonstrated; The external SIC can only be authorised for one user-company. Table 4 — Evaluation of compliance Part class A1 and A2 Description of the evaluation of compliance The customer orders with compliance testing by an agreed certification body: The validity can be extended following an audit in accordance with section 6.
In addition, sections 5. Qualification of adhesive users hereafter called user-companies and compliance evaluation – Part 3: Qualification of user-companies, quality assurance Total number of pages: These are also required when a company wishes to extend its accreditation to new bonding processes or groups of materials or when changes to the bonding process have taken place. In accordance with Annex A, the user-company must appoint at least one person to supervise the adhesive bonding work.
In individual cases the actual level of knowledge required of specific areas may be greater or less. Safety considerations demand that suitably trained employees can guarantee the appropriate quality assurance. Table 1 — Classification of bonded joints Class A1 Description Bonded joints on rail vehicles and parts of rail vehicles with high safety requirements Examples a – GFRP head to shell – front window in front panel – side windows in carriage body – plating on carriage structure – external parts, equipment boxes on carriages – roof structures – interior furnishings e.
If there are changes to the details stipulated in the certificate, the certification body must be informed immediately by the user-company. It defines the general terms and basic regulations for bonding and sealing work.
DIN | Schaltbau
The classification must be agreed in a written contract between the customer and the user-company. All documents relating to qualifications must be kept up to date.
Table 5 shows the assignment of compliance evaluation procedures for the different part classes. Basic terms and basic regulations – Part 2: For some production tasks, the tasks and responsibilities can be delegated to other parties.
As an example we can cite the adhesive joints made on 6701- floor covering, mirrors The work checks can be omitted if the user-company can 670-12 the availability of relevant work instructions in accordance with section 4. The requirements of the relevant official body must be heeded. This course is essential for the successful conclusion of all operators executes adhesive bonds governed under DIN For user-companies with several production areas involving adhesive bonding, a further deputy Level 2 is required for each production area.
Certification for adhesive bonding: DIN 6701-2
Regulations fin manufacturing adhesive bonds and quality assurance in preparation 1 Area of application This standard applies for bonding and sealing substrates for manufacturing and repairing rail vehicles and parts of rail vehicles.
Application of adhesives Surface preparation Cleaning agents Metals surface preparation Plastic surface preparation Glass surface preparation Plasma.
The validation of the availability of work instructions and repair instructions via checks can be carried out by: The training course of European Adhesive Engineer consists of hours of theory and practice focused on all aspects involving adhesive bonding, performing an examination both written and oral in dib to validate the extensive knowledge gained in the course.
Area of validity on the basis of approved work instructions in accordance with Annex D: Employees carrying out the practical adhesive bonding work independently and effectively following work instructions. For repair work at user-companies where operations involve little adhesive bonding, it is permissible for an SIC to be responsible for several user-companies. With regard to the latter scenario, special training courses 6701-22 to specific rail vehicle parts may prove unnecessary, meaning they can be omitted.
If there is no qualification in accordance with the EWF code, the user-company must demonstrate that the supervisory personnel for the area of validity of this standard have equivalent technical knowledge. Employees supervising the adhesive bonding work for part class A2 and non equally qualified deputies for part class A1 see Table 3.
In particular this must cover: Have the material resources and facilities necessary to carry out the correct design and execution of the adhesive bond.
Finally for a company acquires the certificate DIN requires that a competent authority 66701-2 the matter conduct periodic audits verifying that both staff and the means, resources and management system are appropriate to ensure the quality of any adhesive bonding. Table 3 must be used as a guide for defining the quality-related tasks and the responsibilities of the employees who supervise the adhesive bonding work.
Such persons, who are 6710-2 responsible for the quality assurance tasks, must possess adequate authority in order to be able to give orders for all necessary measures.
Where relevant, the trials must be undertaken in accordance with the pertinent standards or regulations. Deviations from the levels of training mentioned herein for example purposes must be reasoned in each individual case. A2 – Unions executed in rail vehicles means involving safety requirements which can cause personal harm or damage during operation. Additionally, a successfully completed course at an accredited training establishment. It must be demonstrated that they possess the relevant technical knowledge.
Where 6701-22 versions are mentioned, only these are relevant. As an example we can cite the windows bonding as well as other elements located outside the vehicle which at the failure of the bond can be thrown hitting any passenger or pedestrian. The area of validity of this standard covers Levels 1 and 2 as described in Table 2.