INPUT
Entered Parameters
Actual Bolt Root Area
Minimum Yield Strength
Product Design Stress
Nominal Radius to Tank Centerline (r) :
Shell Course (t-shell-1)
Repad Thickness (Repad-t)
Top Plate Width (a):
Top Plate Length (b) :
Vertical Plate Width (k) :
Top Plate Thickness (c) :
Bolt Eccentricity (e) :
Outside of Top Plate to Hole Edge (f) :
Distance Between Vertical Plates (g) :
Chair Height (h) :
Vertical Plates Thickness (j) :
Bottom Plate thickness (m) :
Shell Course + Repad Thickness (t) :
Design Load per Bolt (P)
Bolt Yield Load = A-s * Sy
Seismic Design Bolt Load (Pa)
1.5*P
min-P
VALUES LIMITS
e-min = 0.886 * d + 0.572
g-min = d + 1
f-min = d/2 + 1/8
c-min = SQRT[(P / (Sd-Chair * f) ) * (0.375 * g - 0.22 * d)]
b-min = e-min + d + 0.25
S-actual-Top-Plate = P / (f * c^2) * (0.375 * g - 0.22 * d)
Minimum Clearance of Repad from Anchor chair
Minimum Height = h + ClearX
Minimum Width = a + 2 * ClearX
Reduction Factor
Shell Stress due to Chair Height (For discrete Top Plate)
Bolt Diameter (d) = 36 mm (M36)
Threads per unit length (n) = 0.25
h-max = 3 * a
INPUT
SI
d
1.42 in
n
0.250
-A-s
9.57 in2
Sy
36.00 ksi
Sd-Chair
23.21 ksi
r
240.13 in
t-shell-1
0.25 in
Repad-t
0.63 in
a
7.87 in
b
7.87 in
k
5.41 in
c
1.50 in
S
4.09 in
f
2.80 in
g
3.94 in
h
15.75 in
j
0.63 in
m
0.38 in
t
0.88 in
42.17 kips
P
344.41 kips
77.99 kips
63.26 kips
MIN(P)
63.26 kips
VALUES LIMITS
23.62 in
1.83 in
2.42 in
0.83 in
1.07 in
0.57 in
3.50 in
11.77 ksi
ClearX=MAX(2, 0.25* Repad-t, 0.25 * t-shell-1)
3.78 in
19.53 in
15.43 in
z = 1 / (F4 * F5 + 1)
0.994 in
S-actual-ChairHeight = P * (e / t^2) * F3
13.98 ksi
F1 = (1.32 * z) / (F6 + F7)
0.0397
F2 = 0.031 / SQRT(r * t)
0.002133
F6 = (1.43 * a * h^2) / (r * t)
13.22
F7 = (4 * a * h^2)^(1/3)
19.84
S-actual-Top-Plate/Sd-Chair
50.74%
36.00
0.250
759.28
248.21
160.00
6,099.18 mm
6.35 mm
16.00 mm
200.00 mm
200.00 mm
137.50 mm
38.00 mm
104.00 mm
71.00 mm
100.00 mm
400.00 mm
16.00 mm
9.53 mm
22.35
mm
187,590.00
188,461.59
346,932.00
281,385.00
188,461.59
600.00 mm
46.42 mm
61.40 mm
21.18 mm
27.07 mm
14.48 mm
88.77 mm
81.19
MPa
96.00 mm
496.00 mm
392.00 mm
25.23 mm
INPUT
Entered Parameters SI
d
36.00 mm
n
0.250
-Actual Bolt Root Area A-s
759.28 mm2
Minimum Yield Strength
Sy
248.21 MPa
Product Design Stress
Sd-Chair
160.00 MPa
Nominal Radius to Tank Centerline (r) :
r
6,099.18 mm
Shell Course (t-shell-1)
t-shell-1
6.35 mm
Repad Thickness (Repad-t)
Repad-t
16.00 mm
Top Plate Width (a):
a
200.00 mm
Top Plate Length (b) :
b
200.00 mm
Vertical Plate Width (k) :
k
137.50 mm
Top Plate Thickness (c) :
c
25.00 mm
Bolt Eccentricity (e) :
S
104.00 mm
Outside of Top Plate to Hole Edge (f) :
f
71.00 mm
Distance Between Vertical Plates (g) :
g
100.00 mm
Chair Height (h) :
h
400.00 mm
Vertical Plates Thickness (j) :
j
16.00 mm
Bottom Plate thickness (m) :
m
9.53 mm
Re Pad To Side Plate Offset
x1
144.00 mm
Re Pad To Top Plate Offset
y1
120.00 mm
Width of Re Pad
X
420.00 mm
Height of Re Pad
Y
520.00 mm
Shell Course + Repad Thickness (t) :
t
22.35 mm
Design Load per Bolt (P)
187,590.00 N
Bolt Yield Load = A-s * Sy
P
188,461.59 N
Seismic Design Bolt Load (Pa)
346,932.00 N
1.5*P
281,385.00 N
min-P
MIN(P)188,461.59 N
VALUES LIMITS
600.00 mm
e-min = 0.886 * d + 14.52
46.42 mm
g-min = d + 25.4
61.40 mm
f-min = d/2 + 4
21.18 mm
c-min = SQRT[(P / (Sd-Chair * f) ) * (0.375 * g - 0.22 * d)]
22.15 mm
15.00 mm
b-min = e-min + d + 6.35
88.77 mm
S-actual-Top-Plate = P / (f * c^2) * (0.375 * g - 0.22 * d)
125.63 MPa
96.00 mm
Minimum Height = h + ClearX
496.00 mm
Minimum Width = a + 2 * ClearX
392.00 mm
Reduction Factor, z = 25.4 / (F4 * F5 + 25.4)
0.994 mm
64.58 MPa
F1 = (1.32 * z) / (F6 + F7)
0.0016
F2 = 0.031 / SQRT(r * t)
0.000084
F3 = F1 + F2
0.0016
F4 = (0.177 * a * m) / SQRT(r * t)
0.914
F5 = (m / t)^2
0.182
F6 = (1.43 * a * h^2) / (r * t)
335.69
F7 = (4 * a * h^2)^(1/3)
503.97
S-actual-Top-Plate/Sd-Chair
78.52%
S-actual-ChairHeight/Sd-ChairHeight
40.36%
Bolt Diameter (d) = 36 mm (M36) Threads per unit length (n) = 0.25h-max = 3 * a
j-min = MAX(13, [0.04 * (h - c)])
Minimum Clearance of Repad from Anchor chair
ClearX=MAX(50.8, 6.35 * Repad-t, 6.35 * t-shell-1)
Shell Stress due to Chair Height (For discrete Top Plate)
S-actual-ChairHeight = P * (e / t^2) * F3
Actual Bolt Root Area A-s 324.16 mm2
Minimum Yield Strength Sy 248.21 MPa
Product Design Stress Sd-Chair 160.00 MPa
Nominal Radius to Tank Centerline (r) : r 2,034.00 mm
Shell Course (t-shell-1) t-shell-1 6.35 mm
Repad Thickness (Repad-t) Repad-t 16.00 mm
Top Plate Width (a): a 200.00 mm
Top Plate Length (b) : b 200.00 mm
Vertical Plate Width (k) : k 137.50 mm
Top Plate Thickness (c) : c 38.00 mm
Bolt Eccentricity (e) : S 102.00 mm
Outside of Top Plate to Hole Edge (f) : f 32.00 mm
Distance Between Vertical Plates (g) : g 108.00 mm
Chair Height (h) : h 400.00 mm
Vertical Plates Thickness (j) : j 16.00 mm
Bottom Plate thickness (m) : m 9.53 mm 52,929,974.85
Re Pad To Side Plate Offset x1 150.00 mm 572.140701345
Re Pad To Top Plate Offset y1 150.00 mm
Width of Re Pad X 440.00 mm
Height of Re Pad Y 550.00 mm
Shell Course + Repad Thickness (t) : t 22.35 mm
Design Load per Bolt (P) 15,000,000.00 N
Bolt Yield Load = A-s * Sy
P
80,459.04 N
Seismic Design Bolt Load (Pa) 346,932.00 N
1.5*P 22,500,000.00 N min-P MIN(P) 80,459.04 N VALUES LIMITS 600.00 mm e-min = 0.886 * d + 14.52 35.78 mm g-min = d + 25.4 49.40 mm f-min = d/2 + 4 15.18 mm c-min = SQRT[(P / (Sd-Chair * f) ) * (0.375 * g - 0.22 * d)] 23.53 mm 14.48 mm b-min = e-min + d + 6.35 66.13 mm S-actual-Top-Plate = P / (f * c^2) * (0.375 * g - 0.22 * d) 61.33 MPa 96.00 mm
Minimum Height = h + ClearX 496.00 mm
Minimum Width = a + 2 * ClearX 392.00 mm
Reduction Factor, z = 25.4 / (F4 * F5 + 25.4) 0.989 mm 16.58 MPa F1 = (1.32 * z) / (F6 + F7) 0.0009 F2 = 0.031 / SQRT(r * t) 0.000145 F3 = F1 + F2 0.0010 F4 = (0.177 * a * m) / SQRT(r * t) 1.582 F5 = (m / t)^2 0.182 F6 = (1.43 * a * h^2) / (r * t) 1,006.60 F7 = (4 * a * h^2)^(1/3) 503.97 S-actual-Top-Plate/Sd-Chair 38.33% S-actual-ChairHeight/Sd-ChairHeight 10.37% h-max = 3 * a j-min = MAX(13, [0.04 * (h - c)])
Minimum Clearance of Repad from Anchor chair ClearX=MAX(50.8, 6.35 * Repad-t, 6.35 * t-shell-1)
Shell Stress due to Chair Height (For discrete Top Plate) S-actual-ChairHeight = P * (e / t^2) * F3