DVAI.fr > Dished Head > Torispherical DIN28011- GRC

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77220 TOURNAN EN BRIE
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Torispherical DIN28011- GRC

DVAI’S DISHED HEADS’ ASSETS

- Dished heads are manufactured from DVAI’s stainless steel plate stock. Master of quality and deadlines
- Machine polishing possibility
- Head cutting possibility for openings
- Possibility to manufacture your shells with the exact expansion length of your heads for easy assembling

TECHNICAL CHARACTERISTICS NFE 81-102 / DIN 28011

Ri (spherical radius) = De (external diameter)
E = Thickness
Rc (knuckle radius) = 0.1 x De
h2 = Ri - √ ((Ri – rc) ² - (K – rc) ²)
With K = 0.5 x (De- 2 E)

 


 

DVAI manufactures your heads by cold press dishing or embossing process, depending on the diameter and the thickness.

 

Preferential height of straight edges
No value is imposed by the norm.

 

E h1
1 à 2 20
3 - 4 25
5 - 6 40
8 - 10 50
12 55
15 60
16 65
18 - 20 70

22

75
25 80

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