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SAE MA1518
BOLTS, SCREWS AND NUTS - EXTERNAL WRENCHING, METRIC THREADS - DESIGN PARAMETERS FOR
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Разработчик:
Зарубежные/Группа SAE/SAE
Тематика:
Parts, Fasteners, Gas turbines, Hybrid engines, Jet engines
Описание
To fully define the following requirements for bolts with spline and hexagon heads of strength class up to but not including 1250 MPa:
  1. (a)
    Head dimensions (See 3.1).
  2. (b)
    Shank dimensions (See 3.2).
  3. (c)
    Geometric control (See 3.3).
  4. (d)
    Surface texture (See 3.4).
This standard is based on one class of thread after all processing, including coating or plating, has been completed as follows: Tolerance class 4h6h.
For particulars of thread, see AS 1370. For thread runout and lead threads, see AS 3062.