However, you can use abbreviations like:
* WLD - This is a common abbreviation used in engineering drawings and technical specifications.
* WMT - This abbreviation is sometimes used, but it's less common than "WLD".
* ASSY - If the weldment is part of a larger assembly, you could use "ASSY" to represent the assembly, and then specify that it's a weldment.
Ultimately, the best abbreviation to use depends on the context and the specific requirements of the project. It's always a good idea to check with the relevant standards or your company's internal guidelines for best practices.