De=outside diameter (mm)
Di=inside diameter (mm)
dc=diameter of central dished cap (mm)
Hi=internal height (mm)
Ht=total height (mm)
h=straight flange lenght (mm)
R=crown radius (mm)
S1; S2=thickness before forming (mm)
s1; s2=minimum thickness after forming

Products Hemispheres and Spherical Caps Hemispherical Heads

Hemispherical Head Made Of Sectors + Cap

COD. 0801

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Hemispherical Head Made Of Sectors + Cap, Sifea srl

Key

This product is supplied pre-assembled, bevelled and tack-welded between sector/sector and sectors/cap, unless otherwise agreed.

Ht = S + R + h

De	R	h*	S
200 ÷ 9000	Di/2	on request	2,5 ÷ 60

* on request depending on R and thickness
h = it will not be straight but it will follow the forming radius

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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