Corrosion resistant steel A286 or Z6NCT25 or equivalent.SURFACE TREATMENT:
Passivation in accordance with EN2786.CLASSIFICATION:
900 MPa (at ambient temperature) / 425 °C.THREAD:
- PROFILE: ISO M in accordance with NFL 05220.
- TOLERANCES: in accordance with NFL 05224.
+ SD in accordance with NFL 22036 on the area indicated on the drawing.QUALIFICATION AND ACCEPTANCE CONDITIONS:
NF L 22-500.OPTIONS :
Countersunk rivet holes as indicated on the drawing. Add code K after the reference. ex.:5LA115K).
Contact Howmet for the diameter/type in manufacturing.