MATERIAL: Refractory alloy NC19FeNb (Inconel 718) heat treated for 37 - 47 HRC.
SURFACE TREATMENT: Silver plate 5µm mini in accordance with EN 2786 on thread only.
CLASSIFICATION: 1550 MPa (at ambient temperature) / 600°C.
THREAD: MJ in accordance with ISO 5855-2
TOLERANCES OF FORM AND POSITION: In accordance with ISO 8788.
MARKING: EN 4117-ø-SD in accordance with EN 2424 - Category A on the area indicated on the drawing.
QUALIFICATION AND ACCEPTANCE CONDITIONS: EN 4047.
Contact Howmet for the diameter/type in manufacturing.