165
Australia
Austria
Belgium
Brazil
Bulgaria
Canada
Croatia
Czech Republic
Denmark
Egypt
Finland
France
Germany
Greece
Hungary
India
Indonesia
Iran
Israel
Italy
Japan
Kazakhstan
Lebanon
Libya
Lithuania
Macedonia (FYRM)
Malaysia
Mexico
Morocco
Netherlands
New Zealand
Nigeria
Norway
Pakistan
P. R. China
Peru
Poland
Portugal
Republic of Korea
Romania
Russian Federation
Serbia
Singapore
Slovakia
Slovenia
South Africa
Spain
Sweden
Switzerland
Thailand
Tunisia
Turkey
Ukraine
United Kingdom
USA
Vietnam
IIW
INTERNATIONAL INSTITUTE
OF WELDING