Information carried by the welding symbol Is it typical that the type of weld is not specified on the welding symbol, and must be inferred elsewhere?

Introduction / Context:
Welding symbols are purpose-built to encode essential information compactly. One primary element of any welding symbol is the “basic weld symbol,” which explicitly defines the weld type (fillet, square groove, V-groove, U, J, bevel, spot, seam, surfacing, etc.).

Given Data / Assumptions:

• Standard symbol sets (AWS/ISO) are used.
• The drawing includes reference lines, arrows, and basic symbols.
• We are concerned with whether weld type is explicitly indicated.

Concept / Approach:
The basic weld symbol itself is the weld type. Additional information (size, length, pitch, contour, finish, process) augments but does not replace the type designation. Therefore, it is inaccurate to say that the type is typically not specified; it is central to the symbol.

Step-by-Step Solution:

Verification / Alternative check:
Compare several symbol examples; each uses a distinct basic symbol to convey type without relying solely on notes.

Why Other Options Are Wrong:
Limiting the statement to resistance welds or metric drawings is irrelevant; symbol semantics are consistent across units and process families.

Common Pitfalls:
Confusing process (GMAW, GTAW, SAW) with weld type (fillet, groove), and overlooking that multiple symbols may be combined for compound joints.

Final Answer:
Incorrect