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What is the international welder certificate?

Welder certificate is also called professional qualification grade certificate. The issuing agency-Labor Bureau is the necessary certificate for promotion and salary increase. The salary of senior is 200-500 higher than that of junior high school. It is divided into five levels: mechanic and technician, and the certificate is universal throughout the country.

Welding skill

(1) Basic operation and essentials of manual arc welding (flat welding, vertical welding and horizontal welding) and overhead welding (using J507 alkaline covered electrode).

② Operation technology of right-angle welding and vertical fillet welding.

③ Welding methods of common metal materials.

(4) Master the basic operation techniques of gas welding and gas cutting.

⑤ Correct use of flame adjustment method and flame application scope (carbonized flame, neutral flame, oxidized flame).

⑥ Master the arc striking and wire feeding technology, specific operation points, parameter adjustment and application scope of argon arc welding.

Extended data

Apply for primary vocational qualification certificate

1, 18 years old, under 55 years old.

2, good health, no epilepsy, mental illness, heart disease, sudden fainting, color blindness and other diseases and physical defects that hinder electrician operation.

3. Hold the post operation certificate of this type of work (this condition is only applicable to certain types of work).

Apply for the intermediate vocational qualification certificate (only meet one of the following conditions).

1, certificate of the same type of work (only for certain types of work).

2. Have a primary certificate of the same type of work.

Apply for advanced vocational qualification certificate

1, certificate of the same type of work (only for certain types of work).

2. Have an intermediate certificate of the same type of work.

Baidu encyclopedia-welder

Baidu encyclopedia-welder certificate