NA 145

DIN Standards Committee Technology of Materials

About NWT

The DIN Standards Committee Technology of Materials (NWT) is responsible for national (DIN), European (CEN) and international (ISO) standardization in the areas of powder metallurgy, heat treatment technology and additive manufacturing processes. For powdered metals, the field of work includes the standardization of terms, material properties, material treatment and processing as well as the necessary test methods for powder, sintered metals and hard metals. In the field of heat treatment technology, the field of work includes the standardization of terms, heat treatment processes, test methods as well as requirements for heat treatment systems and heat treatment agents. The field of work for additive manufacturing processes includes the standardization of the individual processes, their terms, process chains (hardware and software), test methods, quality parameters, delivery agreements as well as their necessary foundations.

How is NWT composed?

Contact

DIN e. V.
Michaela Treige

Am DIN-Platz
Burggrafenstraße 6
10787 Berlin

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New projects
Document number Begin Title Comment
ISO/ASTM AWI 52983 2026-10-21 Additive manufacturing of ceramics - Feedstock materials - Test method for the determination of solid content of photocurable ceramic slurry in vat photopolymerization by thermogravimetric analysis More  Comment 
ISO/ASTM AWI 52968 2026-10-15 Additive manufacturing of metals - Test artifacts - Load-bearing cross-section area determination for small/medium as-built specimens for mechanical properties determination More  Comment 
ISO/ASTM AWI 52964 2026-09-14 Additive manufacturing - Environment, health and safety - Life cycle assessment of additive manufacturing processes (gate to gate) and parts (cradle-to-gate) More  Comment 

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New publications
Document number Edition Procedure Title Order from DIN Media
DIN EN ISO 4885 2026-11 Standard Ferrous materials - Heat treatments - Vocabulary (ISO 4885:2026); German version EN ISO 4885:2026 More  Order from DIN Media
DIN EN ISO/ASTM 52941 2026-11 Standard Additive manufacturing for aerospace - System performance and reliability tests for laser metal powder-bed fusion machines for metallic materials (ISO/ASTM 52941:2026); German version EN ISO/ASTM 52941:2026 More  Order from DIN Media
DIN EN ISO/ASTM 52948 2026-09 Standard Additive manufacturing of metals - Powder bed fusion - Classification of imperfections (ISO/ASTM 52948:2026); German version EN ISO/ASTM 52948:2026 More  Order from DIN Media

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