wn_ring flange calculation

8/13/2019 Wn_ring Flange Calculation

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Design pressure 0.69

Design temperature 100.00

Flange material A-182 F304 Design temp., Sfo 137.00 Design temp., Sb 293.80

Bolting material A-193 B8 Cl 1 Atm. Temp., Sfa 137.90 Atm. Temp., Sa 357.30

Corrosion allowance 0.00 No. of bolts 8.00Bolt Nom. Size 19.05 3/4" 10 UNCBolt root dia. (a) 15.75

A= 279.40 B= 154.20 C= 241.30 R=

Tentative thickness (t) 25.40 h= 63.50 go 7.10 g1=

Gasket Facing

N 13.50 Wm2=bπGy 2.78E+05

b 6.55 Hp=2bπGmP 1.68E+04

G 196.10 H=G πP/4 2.10E+04 Ab 1.56E+03

y 68.97 Wm1=Hp+H 3.78E+04 W= 4.18E+05 BOLT STRESS =

m 3.00

HD=πB2P/4 1.30E+04 hD=R+0.5g1 34.08 MD=HDhD 4.42E+05

HG=Wm1-H 1.68E+04 hG=0.5(C-G) 22.6 MG=HGhG 3.80E+05

HT=H-HD 8.00E+03 hT=0.5(R+g1+hG) 33.08 MT=HThT 2.65E+05

Mo 1.09E+06

HG=W 4.18E+05 hG=0.5(C-G) 22.6 M'o 9.44E+06

K=A/B 1.812 h/ho 1.92

T 1.58 F (GRAPH APP. XI) 0.62

Z 1.88 V (GRAPH APP. XI) 0.07

Y 3.44 f (GRAPH APP. XI) 1.00

U 3.78 e=F/ho 0.02

g1/go 2.67 d=(U/V)hogo

2

9.00E+04ho = (Bgo) 33.09

t 25.40

a = te+1 1.48

b = 4/3 te + 1 1.63

g = a/T 0.93

d = t3/d 0.18

l = g + d 1.12

Bolt spacing 94.76 56.90

1.29mo = Mo/B 9.09E+03

mG = M’o/B 7.90E+04

1.5 Sfo 205.5 22.66 1.5 Sfa 206.85

Sfo 137.00 20.62 Sfa 137.90

Sfo 137.00 9.73 Sfa 137.90

Sfo 137.00 21.64 Sfa 137.90

0.5(S H + S R ) 21.64 0.5(S H + S R )

0 5(S H + S T ) 16 19 0 5(S H + S T )

S

7 STRESS FORMULA FACTORS

Allowable Stress Operating Allowable Stress

KUOSHENG POOL COOLING PIPE. BOLTED JOINT 6" WN 150# RF

Bolting

Am=greater of Wm2/Sa

or Wm1/Sb

3 GASKET PARAMETERS 4 LOAD AND BOLT CALCULATIONS

Seating

6 K AND HUB FACTORS

Load x Lever Arm = Moment

7.79E+02

1 DESIGN CONDITIONS

Operating

FLANGE DIMENSIONS

5 MOMENT CALCULATIONS

2 GASKET AND FACING DETAILSFLEXITALLIC CG 6" 150#, 4.5 mm

Allowable StressesFlange

t a

spacing bolt

bymand mmultiplyt aexceeds spacing bolt If G

2

,20

2

1/

.

g fmoS

al Longitudin Hub

H l

2/

.

t moS

Radial Flange

R l b

RT ZS t moY S

Tangential Flange

2

/

.

)(5.0

)(5.0

T H

R H

S S or

S S of Greater

1/

.

g fmS

Longitudin Hub

G H l

2/

.

t mS

Radial Flange

G R l b

GT ZSt Y mS

Tangential Flange

2/

.

(5.0

(5.0

Sor

Sof Greater



Presión (bar) 6.87 Temperatura (ºC) 20

K (MPa) 235 S 1.5 K20 (MPa) 235

k0

k0 K

D534 k

135.6

da (mm) 995 dt (mm) 910 di (mm) 759

dD (mm) 826.5 dL (mm) 33 s1 (mm) 6

a (mm) 72.5 v (B8 Fig. 3) 0.5 d'L (mm) 16.5

Z (mm ) 27540 bD (mm) (B7, Tbl. 1) 47.5

FRB (N) 310835.18 FFB (N) 57745.30 FDB (N) 76204.52

FDV (N) 1386545.06 W (mm ) 270966.31 hF (mm) 43.82

GEOMETRIA DE LA BRIDA

CALCULO DE FRB, FFB, FDB, FSB, FDV (B7)

BRIDA PLANA (Fig. 6 de AD-B8)CONDICIONES DE DISEÑO

MATERIAL DE LA BRIDA = St 37-2

CARACTERÍSTICAS DE LA JUNTA



S' 1.1

SD

1.2

d2 (mm) 776

ad (mm) 41.75

b (mm) 186

FSB (N) 444785.00

wn_ring flange calculation

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