Elliptical head

Elliptical head

Type 2:1

Di    Do - 2 x t

CR    0,9 x Di

KR    0,17 x Di

SF  acc. to specification

DH    0,25 x Di

THi    SF + DH


Type 1,9:1

Di    Da - 2 x t

CR    Di / 1,16

KR    D/ 5,39

SF  acc. to NF E 81-103

DH    Di / 3,8

THi    SF + DH

 

 

 

 

 

Legend Elliptical head

t = wall thickness

Do = outside diameter

Di = inside diameter

CR = crown radius

KR = knuckle radius

SF = straight flange height

DH = dished height

THi = total height inside

 

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