Trinca with approximately parallel direction to the longitudinal axle of the weld lace, being able this located: (a) in the casting zone (Figure) (b) in the zone of linking (Figure B) (c) in the zone affected thermally (Figure C) (d) in the base metal (Figure D) Illustration 28 – Examples of discontinuity in welding. (Source: Brazilian foundation of Technology of the Welding, 1996) 39. Trinca in the edge.
Trinca that if it initiates in the edge of the weld, located generally in the zone affected thermally. Illustration 29 – Examples of discontinuity in welding. (Source: Brazilian foundation of Technology of the Welding, 1996) 40. Trinca in the root. Trinca that if it initiates in the root of the weld, being able to be located: (a) in the casting zone (Figure) (b) in the zone affected thermally (Figure B) Illustration 30 – Examples of discontinuity in welding. (Source: Brazilian foundation of Technology of the Welding, 1996) 41. Ramified Trinca.
Set of trincas that they leave of one trinca, being able to be located: (a) in the casting zone (Figure) (b) in the zone affected thermally (Figure B) (c) in the base metal (Figure C) Illustration 314 – Examples of discontinuity in welding. (Source: Brazilian foundation of Technology of the Welding, 1996) 42. Trinca under lace. Trinca located in the zone affected thermally if extending the surface of does not sin (Figure). Illustration 32 – Examples of discontinuity in welding. (Source: Brazilian foundation of Technology of the Welding, 1996) 43. Transversal Trinca. Trinca with approximately perpendicular direction to the longitudinal axle of the weld lace, being able to be located: (a) in the casting zone (Figure) (b) in the zone affected thermally (Figure B) (c) in the base metal (Figure C) Illustration 33 – Examples of discontinuity in welding. (Source: Brazilian foundation of Technology of the Welding, 1996) You vary are the tools launched for the Quality control in what it refers to the Manufacture of Metallic Structures in Steel Carbon, saw process of welding MIG/MAG with the objective to take care of to the norms and the requirements of the product, amongst them we can cite: Visual and Dimensional assay of Welds, Macrografico Assay, Assay of Hardness, Assay of Dobramento, Assay of Traction, Assay of Breaking, Assay of Impact, Assay of I eliminate Penetrating, Magnetic Particle Assay, Assay of Ultrassom and finally Assay of X-ray.