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1. Define and adjust the manual welding parameter.

2. Series ZX3 is designed as DCPower source for manual welding.

3. This paper introduces a manual welding simulant trainer which is developed by the writer in order to provide learners of manual welding an auxiliary training.

4. Nowadays, pipe construction technique has been evolving from manual welding to automatic welding; therefore it is very important to develop automatic welding devices for pipe construction.

5. The manual arc welding normally refers to the manual welding using coated electrode.

6. Welding automation has developed from manual welding, semiautomatic welding to mechanized automatic welding, current trend is flexible and intelligent robot automatic welding.

7. According to the key techniques of one-side manual welding and welding experiments, the influence of cosolvent on the welding performance of ceramic backing was analyzed and discussed.

8. As the most basic welding method, manual welding still plays an important role in current electronic built-up.

9. The manual welding welded joint inoxidizability surpasses the ultra narrow gap welding joint.

10. This article introduces the construction, working theory and typical technology of automatic welding equipment for equal diameter welding tee to solve the low efficiency by manual welding.

11. The rage of Parameters for low the spatter loss with thd manual welding power sources was discussed.

12. Welding defects is inevitable in modem welding manufacture especially in manual welding condition.

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13. The range of cleaning (width) shall not be less than 10mm for manual welding, not less than 20mm for gas shielded welding.

14. There is no automatic welding in many industrial areas of welding, using a large number of methods with manual welding.

15. For straight seams, we use submerged arc welding or carbon dioxide welding; for some corners and small areas, we still use manual welding.

16. The primary qualified of % andof RT 96 % for fully automatic welding and % for manual welding.

17. This paper depicts the chemical composition, mechanical performance of X80 line pipes, giving emphasis to the welding materials and welding processes of fully automatic welding and manual welding.

18. In NACE solution , through the electro kinetic potential scanning test, we draws the polarization curveofthe manual welding welded joint, heat - treatedweld joint, NGW welded joint and so on .

19. Complete functions, wide application scope, it features the functions of ordinary DC manual welding and argon arc welding.

20. The development work done by Wuhan steel with welding material for submerged arc welding, gas yield welding and manual welding of pipeline steel with high performance is introduced.