Ellipsoidal Head 1,9:1 NF-E81-103 with Hole
Ht = S+Di/3,8~+h
(Ht before cutting of the hole)
|Fond Ellitique ELL (NF E 81-103)||Max. 8000||0,86De||0,185De||on request||2,5 ÷ 60|
* on request depending on De and thickness
Every request will be subject to a feasibility study. Depending on the required characteristics (dimensions, material, thickness) S.I.F.E.A. might propose different workings and cold or hot forming. If a dimension has a value out of indicated ranges, please do not hesitate to contact S.I.F.E.A. for a specific evaluation.