Item No.: Sample Doc. No.: DESIGN METHOD - 0

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Cornelia Short
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1 ITEGRAL TYPE FLAGES UDER ITERAL PRESSURE internal design pressure P MPa W m2 3.14bGy + b r r l y design temperature C H p 2P(3.14bGm + b r r l m ) ambient temperature C H 0.785G 2 P orrosion allowane mm W m1 H + H p material for flange SA-266MGr4 W g 0.5(A m + A b )S a material for nozzle nek SA-516MGr415 A m2 W m2 /S a mm 2 material for bolt SA-193MGrB7 A m1 W m1 /S b mm 2 allowable design temp. S f b MPa A m greater of A m1 or A m mm 2 flange stress ambient temp. S f a MPa A b mm 2 allowable design temp. S nb MPa W m1, W m2 for flange pairs used to ontain a tube- nek stress ambient temp. S na MPa sheet, use the larger of W m1, W m2 for eah flange allowable design temp. S b MPa W m1 for pair flange bolt stress ambient temp. S a MPa W m2 for pair flange m y MPa m y MPa b 2: mm b o mm b r mm r l mm b o mm b r = effetive seating width of pass partition rib(s) min. gasket width = A b S a /(2yπG) 9.47 mm r l = total length of pass partition rib(s) (*1) moment alulations flange loads lever arms mm flange moments -mm operating ondition H D 0.785B 2 P h D R + 0.5g M D H D h D H G W m1 H h G (C G)/ M G H G h G H T H H D h T (R + g 1 + h G )/ M T H T h T M o M D + M G + M T gasket seating H G W g h G (C G)/ M g W g h G load onentration fator B s = C sin(π/n) mm C f = (*1) orreted moments B s /B smax M o M o C f B smax = 2d B + 6t/(m + 0.5) mm (min. 1) 1.01 M g M g C f A = size: U 3/4 C = G = n = g 1 = R = h = B = g o = shape onstants K = A/B g 1 /g o T h/h o Z F Y V U h o = f (min. 1) Bg o mm e = F/h o mm 1 d = (U/V )h o g 2 o mm 3 α = te β = 1.33te L = α/t +t 3 /d B 1 = B mm dimensions in mm for B 1, APPEDIX 2-3 is not onsidered. stress alulation at operating MPa stress alulation at gasket seating MPa S H f M o /(Lg 2 1 B S f b = ) S S nb = H f M g /(Lg 2 1 B S f a = ) S na = S R βm o /(Lt 2 B) S f b = S R βm g /(Lt 2 B) S f a = S T Y M o /(t 2 B) ZS R S f b = S T Y M g /(t 2 B) ZS R S f a = (S H + S R )/ S f b = (S H + S R )/ S f a = (S H + S T )/ S f b = (S H + S T )/ S f a = flange rigidity at operating per APPEDIX 2-14 flange rigidity at gasket seating per APPEDIX 2-14 E modulus of elastiity MPa E modulus of elastiity MPa K I rigidity fator 0.30 K I rigidity fator 0.30 J 52.14V M o /(LEg 2 ok I h o ) J 52.14V M g /(LEg 2 ok I h o ) (*1) aording to TEMA. AOKI Design is aeptable

2 ITEGRAL TYPE FLAGES AOKI Approximate Mass: 55.3 kg

3 USTAYED FLAT HEADS AD COVERS Aording to UG-34 () of ASME BPVC Se. VIII Div. 1, 2007 Edition Inluding 2009 Addenda internal design pressure P MPa W m2 3.14bGy + b r r l y design temperature C H p 2P(3.14bGm + b r r l m ) ambient temperature C H 0.785G 2 P orrosion allowane mm W m1 H + H p material for over SA-266MGr4 W g 0.5(A m + A b )S a material for bolt SA-193MGrB7 A m2 W m2 /S a mm 2 allowable design temp. S f b MPa A m1 W m1 /S b mm 2 over stress ambient temp. S f a MPa A m greater of A m1 or A m mm 2 allowable design temp. S b MPa A b mm 2 bolt stress ambient temp. S a MPa m y MPa m y MPa b mm b o mm b r mm r l mm b o mm b r = effetive seating width of pass partition rib(s) min. gasket width = A b S a /(2yπG) 9.47 mm r l = total length of pass partition rib(s) (*1) A = C = G = h G size: U 3/4 n = 32 minimum required thikness for operating ondition d CP/SE + 1.9Wh G /SEd 3 = mm where, d = G, C = 0.3, S = S f b, E = 1, W = W m1 for gasket seating d 1.9Wh G /SEd 3 = mm where, d = G, S = S f a, E = 1, W = W g T = h G = dimensions in mm flat hannel over defletion (*1) modulus of elastiity for over material at design temperature, E = MPa reommended limit for hannel over defletion (0.8 mm for thru 610 mm, 0.125% of for large sizes) mm flat hannel over defletion, Y = G ET 3 (0.0435G3 P + 0.5S b A b h G ) = mm (*1) aording to TEMA. Design is OT aeptable AOKI

4 CHAEL FL G SHELL ED LOOSE TYPE FLAGES WITHOUT HUB UDER ITERAL PRESSURE internal design pressure P MPa W m2 3.14bGy + b r r l y design temperature C H p 2P(3.14bGm + b r r l m ) ambient temperature C H 0.785G 2 P orrosion allowane mm W m1 H + H p material for flange SA-181Gr60 W g 0.5(A m + A b )S a material for nozzle nek SA-283MGrC A m2 W m2 /S a mm 2 material for bolt SA-370GrB A m1 W m1 /S b mm 2 allowable design temp. S f b MPa A m greater of A m1 or A m mm 2 flange stress ambient temp. S f a MPa A b mm 2 allowable design temp. S nb MPa W m1, W m2 for flange pairs used to ontain a tube- nek stress ambient temp. S na MPa sheet, use the larger of W m1, W m2 for eah flange allowable design temp. S b MPa W m1 for pair flange bolt stress ambient temp. S a MPa W m2 for pair flange m y MPa m y MPa b mm b o mm b r mm r l mm b o mm b r = effetive seating width of pass partition rib(s) min. gasket width = A b S a /(2yπG) 4.91 mm r l = total length of pass partition rib(s) (*1) moment alulations flange loads lever arms mm flange moments -mm operating ondition H D 0.785B 2 P h D (C B)/ M D H D h D H G W m1 H h G (C G)/ M G H G h G H T H H D h T (h D + h G )/ M T H T h T M o M D + M G + M T gasket seating H G W g h G (C G)/ M g W g h G load onentration fator B s = C sin(π/n) mm C f = (*1) orreted moments B s /B smax M o M o C f B smax = 2d B + 6t/(m + 0.5) mm (min. 1) 1.00 M g M g C f shape onstants A = size: U 3/4 K = A/B Y C = G = n = B = dimensions in mm stress alulation at operating MPa stress alulation at gasket seating MPa S T Y M o /(t 2 B) S f b = S T Y M g /(t 2 B) S f a = minimum required flange thikness at operating minimum required flange thikness at gasket seating t r Y Mo /(S f b B) mm t r Y Mg /(S f a B) mm flange rigidity at operating per APPEDIX 2-14 flange rigidity at gasket seating per APPEDIX 2-14 E modulus of elastiity MPa E modulus of elastiity MPa K L rigidity fator K L rigidity fator J 109.4M o /(Et 3 K L lnk) J 109.4M g /(Et 3 K L lnk) (*1) aording to TEMA. Design is aeptable AOKI

5 CHAEL FL G SHELL ED LOOSE TYPE FLAGES WITHOUT HUB AOKI Approximate Mass: 34.7 kg

ASME BPVC VIII Example E E PTB

ASME BPVC VIII Example E E PTB Table of contents Comparison - Form for equations... 2 Example E4.16.1 - Integral Type... 3 E 4.16.1 - Bolted flanges ASME BPVC VIII DIVISION 1 APP. 2, 2017 Edition... 5 Example E4.16.2 - Loose Type...