“Draw a welding symbol for a plate butt joint with an arrow-side 60 degree V-groove, 3 mm root opening, 10 mm throat, backing, flush ground finish, and SMAW E7018 process note.”
Entenda as decisões por trás dele.
A V-groove prepares both plate edges.
The symbol fixes the 3 mm gap.
Flush grinding is called out with G.
Use for full-penetration-style plate splice specifications where the joint preparation matters.
Dúvidas comuns
What is a V-groove weld?
It is a groove weld made after beveling both edges of a butt joint.
What does root opening mean?
It is the gap left between the prepared members at the root.
What does G mean?
G denotes a grinding finish.