De=outside diameter (mm)
Di=inside diameter (mm)
Hi=internal height (mm)
Ht=total height (mm)
h=straight flange lenght (mm)
r=knuckle radius (mm)
R=crown radius (mm)
S=thickness before forming (mm)
s=minimum thickness after forming

Products Heads and Bottoms Ellipsoidal Heads

Ellipsoidal Head 2:1

COD. 0001

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Key

Ht = S+Di/4~+h

	De	R	r	h*	S
Ellipsoidal Head 2:1	Max. 8000	0,833Di	0,156Di	on request	2,5 ÷ 60
ASME Ellipsoidal Head 2:1	Max. 8000	0,9Di	0,17Di	on request	2,5 ÷ 60
Korbbogen Böden (DIN 28013)	Max. 8000	0,8De	0,154De	on request	2,5 ÷ 60

* on request depending on De and thickness

Edge preparation

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.

Rev. 01-2023

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