The Emirate of Dubai is the second largest of the seven United Arab Emirates but has the biggest population at over 2.1 million inhabitants.Size has been synonymous with Dubai as it continues to build the first, largest and the biggest constructions in the world.he Emirate of Dubai is the second largest of the seven United Arab Emirates but has the biggest population at over 2.1 million inhabitants.
From Wikipedia, the free encyclopedia. Welder certification, (also known as welder qualification) is a process which examines and documents a welder's capability to create welds of acceptable quality following a well defined welding procedure.elder certification is based on specially designed tests to determine a welder 's skill and ability to deposit sound weld metal.
Here are just a few examples. 1  Certification by the American Petroleum Institute (API): Welders may be certified to work with codes applicable to the gas and oil industries. 2  Certification by the American Society of Mechanical Engineers (ASME): ASME offers certification for those working with boiler and vessel codes.icenses for Welders. Some states have licensing requirements for welders in addition to certification. For example, New York requires welders to be certified by the AWS or the N.Y. State Department of Transportation. They then must apply to the state for a license.