Minimum shell thickness
Material
AISI 316L
Sf=
20000 psi
137,9 Mpa
Sr=
515 MPa
Design Pressure
P=
De (10" Sch80S)=
thickness
Ri (10" Sch80S)=
16,5
1,65
273,1
15,06
121,49
E=
0,9
bar
Mpa
mm
mm
mm
Diam ext
Int Radius
Weldment Efficiency (90%)
thickness calculated according to circumferential stress
tc=
1,6 mm
thickness calculated according to longitudinal stress
ts=
0,8 mm
UG-34 Bottom Head Thickness Evaluation
assuming bottom cover type (e) (UG-34)
C=
0,33
d=2Ri
243,0 mm
t_fondo=
16,1 mm
Weld thickness in flanged connections (UW-21)
10" NPS sch80s3" NPS sch.80s2"NPS sch.80s sketch
Diam ext
273,1
88,9
60,3
whidt Hub
321,0
117,0
84,0
t_nom
15,1
7,6
5,5
espesor Hub=Ancho.Hub-D_ext/2
24,0
14,1
11,8
1,4 t_nom
21,1
10,7
7,8
xmin=
21,1
10,7
7,8
1/4"
6,35
6,35
6,35
min(6mm, t_nom)
6,4
6,4
6,4