Subject Area

Systems Engineering / Pressure Equipment

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Welding

All about welding, arranged by
TÜV SÜD Industrie Service GmbH and our Partner AIR LIQUIDE Deutschland GmbH

Welding bases
Operational requirements
Personnel qualification
Approval of welding procedures
Schweißen hochfester Stähle
Schweißgase (Systematik)
Schweißen hochlegierter Stähle
Schweißzusatzwerkstoffe
Preheating temperature
Arbeitshilfen, Tipps und Tricks
Requirements EN 729
Requirements EN 729

Requirements for welding according to EN 729

Satisfaction of quality requirements for welding as outlined in the EN 729 standard is required by numerous standards and codes of practice (pressure equipment, structural-steel engineering, rail vehicles,....).

Key requiremens are:



Manufacturing companies satisfying the requirements as per EN 729 can be certified by third-party organizations.

Further Information: TÜV SÜD Industrie Service GmbH / Werkstoff- und Schweißtechnik

Fusion welding
Fusion welding

EN 729 - Quality requirements for welding; Fusion welding of metallic materials




Further Information: TÜV SÜD Industrie Service GmbH / Werkstoff- und Schweißtechnik

Requirement levels
Requirement levels

Comparison between the various requirement levels of EN 729

QA elements with reference to EN 729, parts:

2

3

4

 
 

1 Contract and design review

 
  

1.1 Contract review

+

+

o

 

1.2 Design review

+

+

o

2 Subcontracting

+

+

o

3 Welding personnel

 
 

3.1 Welders

+

+

+

 

3.2 Welding coordinators

+

+

-

4 Non-destructive testing personnel

+

+

+

5 Equipment

+

o

-

6 Welding activities

+

o

-

7 Welding consumables

+

o

o

8 Storage of parent materials

+

+

-

9 Post-weld heat treatment

+

o

-

10 Quality tests and inspections

+

+

o

11 Corrective action

+

o

o

12 Calibration

+

-

-

13 Identification and traceability

+

o

-

14 Quality reports

+

+

o



+ full conformance required
o partial conformance required
-- not applicable

Further Information: TÜV SÜD Industrie Service GmbH / Werkstoff- und Schweißtechnik