Copying requires the consent of the Institute for Joining of Metals in Krakow    

Example of steel constructions

Grade of steel

Class of radiogram

Class of construction

Qualifications of supervising engineers employed by a certified company and their scope of responsibilities

PN-87/M-69009

           EN719

qualification certificates for companies  in compliance with

a certificate of competence of the supervising engineers according to the European Welding Federation

 acc. to

 PN (Polish Standard)

acc. to

 EN

industrial constructions

 acc. to    PN-87/M-69008

general constructions  

acc. to   PN-B-06200 from the year 1997

  PN-87/M-69009 

the German Standard DIN18800

European Standards

Railings (level 0m) , installations of a  central heating system with a gravity circulation, fences, furniture, handicraft products

St3SX

5 construction fractures at the weld

  off-class construction fractures at the weld

3

Qualified Craftsman

off-class handicraft

Group

 III

HANDICRAFT

posts, spandrel beams, beams of a building, medium-pressure gas pipelines, bridge railings, railings (level 10m)

t3S,

R35

static load

4  

3-10%RTG (radiographic inspection)

D construction fractures off the weld 3-10%RTG

2

Welding Specialist

3

 basic technical knowledge

Group

 II          

minor certificate DIN18800 -static load

EN729-4

EWS 

European Welding Specialist

crane beams,  constructions of halls with a large span, water and high-pressure gas pipelines, chimneys, aerial masts

18G2A,

dynamic load

3    qualification examination for a welder

10-50%RTG

C European Welder Examination

10-50%RTG

1

Welding Technologist

2

 specialist technical knowledge

Grupa

 I  

major certificate DIN18800 -predominant static load

EN729-3 HP0 TUF

EWT   

European Welding Technologist

crane girders, bridge span, aerial masts, (life hazard and considerable material damage)       

St3M, 18G2AV, Weldox700

2  

50-100%RTG

Company test on test assemblies required

B  

50-100%RTG

approval of welding technology in compliance with EN288 required

1 official

Chief Welding Engineer  

the supervision of a state technical inspector UDT, PRS, IBDM

1

 full technical knowledge

group I

 + ISO9000   

major certificate  DIN18800 -strongly dynamic load -supervision of an EWE

EN 729-2

EWE

European Welding Engineer