ASTM F3187 is the ASTM standard guide for directed energy deposition of metals, offering a technical framework for understanding and working with this metal additive manufacturing process. It helps define the process considerations, terminology, and general guidance needed to support consistent use of directed energy deposition in engineering and production settings. For organizations evaluating or specifying this method, the guide is useful because it aligns expectations around process control, material handling, and quality-focused implementation.

What is ASTM F3187?

ASTM F3187, Standard Guide for Directed Energy Deposition of Metals, is intended to support the use of a metal deposition process in which energy is applied to melt material as it is deposited. As a guide, it is generally used to organize technical understanding rather than to set a strict pass-or-fail requirement. The document is relevant to teams that need a reliable reference for process planning, evaluation, and communication around directed energy deposition of metals.

Where is ASTM F3187 used?

This standard is commonly used in environments working with metal additive manufacturing and related deposition systems. It may support engineering groups, manufacturing teams, laboratories, and quality personnel involved with deposition equipment, process development, or part evaluation. ASTM F3187 is most relevant where directed energy deposition is being considered for metal builds, repairs, or production workflows that require a clear technical guide for consistent application.

Why is ASTM F3187 important?

ASTM F3187 is important because it provides a shared reference point for a complex manufacturing process. In practice, that can improve consistency across procurement, technical review, and quality control activities. It may also help reduce misunderstanding between suppliers and users by giving them a common basis for discussing process parameters, material behavior, and evaluation expectations. For organizations adopting directed energy deposition, the guide supports more confident decision-making and better-controlled implementation.

• Directed energy deposition of metals
• Process guidance and technical alignment
• Quality and evaluation support
• Useful for additive manufacturing workflows
• Reference for engineering and procurement teams