| British Stainless Steel Association | www.bssa.org.uk |
| Nickel Institute | www.nickelinstitute.org |
| International Molybdenium Association | www.imoa.info |
| World Corrosion Authority | www.nace.org |
| Corrosion Institute | www.icorr.org |
| Turkish Standarts Institute | www.tse.org.tr |
| International Standards Organization | www.iso.org |
| European Standards Union | www.cen.eu |
| American Society of Testing and Measurement | www.astm.org |
| American Society of Mechanical Engineers | www.asme.org |
| American National Standard Institute | www.ansi.org |
| Manufacturers Standardization Society | www.msshq.org |
| Turkish Loyd [TR] | www.turkloydu.org |
| Bureau Veritas [F] | www.bureauveritas.com |
| Lloyd’s Register [GB] | www.lr.org |
| Det Norske Veritas [NO] | www.dnv.com |
| Registro Italino Navale [I] | www.rina.org |
| American Bureau of Shipping [USA] | www.eagle.org |
| Korean Register of Shipping [KR] | www.krs.co.kr |
| London Metal Exchange | www.lme.com |
| Tube Arabia [UAE] | www.metalmiddleeast.com |
| Tube Düsseldorf | www.tube.de |
| Çin Boru Fuarı [CN] | www.tubechina.net |
| Güneydoğu Asya Boru Fuarı [TH] | www.tube-southeastasia.com/ |
| Uluslararası Endüstri Fuarı [RU] | www.metal-expo.ru |