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🩺Как делают

Нитинол · Почти эквиатомный Ni–Ti с памятью формы и сверхэластичностью.

Making Нитинол is a chain: feedstock, conversion (NOL 1959 Buehler), forming, heat, finish, install.

Skip a step and the properties chapter is describing a different object.

Шаги процесса

01 Feedstock

Ore, monomer, fibre, mineral or scrap that can legally become Нитинол.

02 Conversion

NOL 1959 Buehler

03 Forming

Cast, spin, weave, sinter, foam, laminate or coat — the step that sets anisotropy.

04 Heat / cure

Temper, vulcanise, calcine or dry: skip it and the datasheet is fiction.

05 Finish

Coatings, sizings, facers, galvanizing, anodising, painting.

06 Install

Fasteners, adhesives, DFT, compression, dryness — site quality is a material property.

Маршруты

Primary

Virgin route around United States.

Recycled / secondary

Recycling exists but quality or energy often disappoints.

Specialty

High-spec grades leave the commodity mill.

Site-applied

Coatings, sprays, casts — the factory is sometimes a jobsite.

Схемы

Нитинол process path

Feedstock to installed product.

  1. Feed — in
  2. Convert — mill
  3. Form — shape
  4. Finish — coat
  5. Install — out
  6. Spec — code
  7. Scrap loop — rec

Нитинол heat & fire

Energy in, class out.

  1. Heat — in
  2. Нитинол — mat
  3. λ / char — out
  4. Ignition — fire
  5. Euroclass — class
  6. Assembly — sys

Жёсткие пределы

Envelope

Melting/softening ~1310 °C; conductivity ~10–18 W/m·K.

Environment

Moisture, UV, chlorides, alkalis or oxygen — pick the one that actually kills Нитинол.

Code

Fire class A1 metal is a starting letter, not a wall rating.

Process energy and scrap quality belong in the carbon passport, not in a footnote.

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