Identify the accepted material/assembly version and proposed alternative. State the concrete reason for substitution rather than treating it as an equivalent by name.
,Compare function, process, dimensions, finish, compatibility, evidence and local recovery. Note implications for artwork, budget, programme and earlier approvals.
,Ask the designated decision owners to accept the exact changed scope. An alternative suggestion does not update the accepted production record automatically.
The material substitution request draft will organise your answers, including your project, record or worksheet reference and responsible recorder and record date. It will identify missing entries; completion does not independently verify the stated claim or outcome.
