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PI 3.141592654
Design Conditions Gasket and Bolting Calculations From Table UA-49.1 and UA-49.2
Design Pressure psi 1000 Gasket Details Facing Details N = 3.0000Design Temperature ºF 150 b = 0.6124 Nominal Pipe Pipe ODPipe Wall Thk 0.5 B = 15.0000 0.125 0.405
Pipe OD 16 2.2500 0.25 0.54
Bolt Circle C 23.75 R 2.1250 0.375 0.675
OD Large End of Hub X 19.5 0.5000 0.5 0.84
27 0.75 1.05Hub Diameter Beginning at Chamfer 16 1 1.315Length Through the Hub Y 6.5 1.25 1.66Thickness of Flange 3 1.5 1.9Number of Bolts 20 2 2.375Area at Root of (1) Bolt 1.155 2.5 2.875Flange Rating 600 3 3.5Flange Material y from UA-49.1 10000.0000 3.5 4Bolting Material m from UA-49.1 2.5000 4 4.5
Corrosion Allowance 0 404489.0610 21.9775 5 5.563
1.5000 G = outside diameter of contact face - 2 x b, in 21.0253 6 6.625
Allo
wab
le S
tres
s
Flange22600 202244.53 23.1 8 8.625
23300 H 347194.17 W gasket seating 563469.352729717 10 10.75
Bolting25000 549438.71 549438.71 12 12.75
25000 0.4372 14 14
Condition Load Lever Arm Moment 16 16
Operating
176714.59 3.2500 574322.4071 18 18
202244.53 1.3624 275532.3736 20 20
170479.59 2.8687 489052.4451 24 24
1338907.2257 30 30
Gasket Seating563469.352729717 1.3624 Mo 767655.114518318
Allowable Stress Shape Constants
33900 19061.4668 K = A / B 1.8000 1.1867
22600 12867.6554 T 1.5843 F 0.6300 Means from UA-51.2
22600 10099.4086 Z 1.8929 V 0.0400
22600 15964.5611 Y 3.4742 f 1.6000 Means from UA-51.3
U 3.8177 0.2300
34950 10928.7875 4.5000
65.3457
Means from UA-51.6
23300 7377.5997 2.7386
23300 5790.4405 Other Stress Formula Factors
23300 9153.1936 t of flange assumed or actual 3
α 1.6901
β 1.9202
γ 1.0668
δ 0.4132
λ 1.4800
WELD NECK FLANGE DESIGN RAISED FACE
g1
go
Outside Diameter of Flange A
Am
bo from Table UA-49.2 1(a) or 1(b)
Design Temp Sfo Hp Ab
Atm Temp Sfa
Design Temp Sb Wm1 Wm1 operating load
Atm Temp Sa Gasket Width Check (Raised Face ONLY); Nm = AbSa / (2 * y * PI * G)
HD hD MD
HG = Hp hG MG
HT hT MT
Mo
Hg = W hg
Stress Calculation—Operating Conditions (Use M)
1.5 * Sfo SH h / ho
Sfo SR
Sfo ST
Sfo
Stress Calculation—Gasket Seating (Use M) e = F / ho
1.5 * Sfa SH g1 / god = U / V * ho * go * go
Sfa SR ho = √B * go
Sfa ST
Sfa
t 0.3478260869565 M 89260.4817
M 51177.0076
Gasket Dimensions
16.25 22.25
Inner Diameter of Sealing Element
Outer Diameter of Sealing Element