ASME B16.47 Series A Flange Dimensions

Dec 08, 2025

ASME B16.47qhia qhov ntev, kam rau ua, cov ntaub ntawv, cim, thiab kev ntsuas siab rau loj - txoj kab uas hla yeeb nkab flanges hauv qhov ntau thiab tsawg NPS 26 (DN 650) txog NPS 60 (DN 1500). Cov qauv no suav nrog flanges nrog cov chav kawm siab 75, 150, 300, 400, 600, thiab 900.

ANSI B16.47 tus qauv yog txwv rau vuam caj dab flanges thiab dig muag flanges.

 

ASME / ANSI B16.47 muab:

  • Weld caj dab flange
  • Qhov muag tsis pom flange

ASME B16.47 Flange Marking

  • Lub npe: Chaw tsim khoom lub npe lossis lub cim lag luam
  • Khoom siv: Cam khwb cia lossis Forged, cov khoom txheem ASTM xxx.
  • Kev ntsuas siab: (piv txwv li, Chav Kawm 75, 150, 300, 400, 600, lossis 900).
  • Conformance: ASME B16 lossis B16.47 tus qauv.
  • Kub: Yog tias qhov ntsuas kub tau sau tseg, qhia qhov ntsuas qhov ntsuas siab sib xws.
  • Size: NPE
  • Ntiv nplhaib Joint Flanges: Yuav tsum tau cim nrog tsab ntawv R thiab lub nplhaib zawj tooj.
  • Multiple Material Marking: Thaum siv ntau yam khoom siv.

 

ASME / ANSI B16.47 A WN Blind Flanges

 

ASME B16.47 Series A Kev Ntsuas Siab

ASME B16.47 Series A Flanges, los ntawm Chav Kawm

150

300

400

600

900

-

 

ANSI B16.47 Cov khoom siv flange

ASTM A105 1

ASTM A 350 Cov Lus Qhia Tshwj Xeeb

ASTM A182 Cov Lus Qhia Tshwj Xeeb

ASTM A 216

ASTM A 352 Cov Lus Qhia Tshwj Xeeb

ASTM A 217 2

ASTM A 351 Cov Lus Qhia Tshwj Xeeb

ASTM

A240

ASTM A515 Cov Lus Qhia Tshwj Xeeb

ASTM A537 Cov Lus Qhia Tshwj Xeeb

ASTM A203, ASTM A203

ASTM A515 Cov Lus Qhia Tshwj Xeeb

ASTM A203, ASTM A203

ASTM A204, ASTM A204

ASTM A 387 Cov khoom lag luam

/

Cov khoom siv phaj tsuas siv tau rau qhov muag tsis pom flanges

 

ASME B16.47 Dimensions ntawm Nplhaib-Kev Sib Tham Sib Tham

ASME B16.47 Ring-Joint Facings

Nominal Pipe Size rau Chav Kawm

Groove

Tus lej

Groove Dimensions

 

Radius ntawm

Hauv qab,R

Txoj kab uas hla

ntawm Raised

Ib feem,K

Suab

Txoj kab uas hla,P

Qhov tob,E

Dav,F

300

400

600

900

26

26

26

. . .

R93

749.30

12.70

19.84

1.5

810

28

28

28

. . .

R94

800.10

12.70

19.84

1.5

861

30

30

30

. . .

R95

857.25

12.70

19.84

1.5

917

32

32

32

. . .

R96

914.40

14.27

23.01

1.5

984

34

34

34

. . .

R97

965.20

14.27

23.01

1.5

1 035

36

36

36

. . .

R98

1 022.35

14.27

23.01

1.5

1 092

. . .

. . .

. . .

26

R100

749.30

17.48

30.18

2.3

832

. . .

. . .

. . .

28

R101

800.10

17.48

33.32

2.3

889

. . .

. . .

. . .

30

R102

857.25

17.48

33.32

2.3

946

. . .

. . .

. . .

32

R103

914.40

17.48

33.32

2.3

1 003

. . .

. . .

. . .

34

R104

965.20

20.62

36.53

2.3

1 067

. . .

. . .

. . .

36

R105

1 022.35

20.62

36.53

2.3

1 124

CEEB TOOM:

Qhov ntev yog nyob rau hauv millimeters.

CEEB TOOM: (1) Qhov siab ntawm qhov tsa qhov siab yog sib npaug rau qhov tob ntawm qhov groove dimensionE, tab sis tsis raug rau tolerances rauE. Tej zaum yuav siv tag nrho lub ntsej muag contour.

Dimension kam rau ua

  • E (qhov tob): +0.41, −0.00
  • F (dav): ± 0.20
  • P (pitch txoj kab uas hla): ± 0.13
  • R (lub vojvoog hauv qab): +0.8, −0.0 rau R Tsawg dua lossis sib npaug rau 1.5; ± 0.8 rau R> 1.5
  • 23 ° Lub kaum sab xis: ± 1-2 °

 

ASME B16.47 Series A Chav Kawm 150 Flanges Dimensions

ASME B16.47 Series A Class 150 Flanges

Yeeb Yam tsawg kawg nkaus
Thickness ntawm
Flange, tf
[Nco tseg (1)]
Hub Data tsa
ntsej muag
Drilling Radius Ntev ntawm
Bolts, L
[ Sau ntawv
(4), (5)] Pob txha taub hau
Nominal
Yeeb
Loj
OD ntawm
Flange, O
Weld
caj dab
Flange
dig muag
Flange
Ntev
Los ntawm
Hub, Y
Diam. ntawm
Hub, X
[Nco tseg (2)]
Hub
Diam.
Top, A
[Nco tseg (3)]
tsa
ntsej muag
Diam., R
Diam.
ntawm Bolt
Lub voj voog
Tsis muaj
Bolt
Qhov
Diam.
ntawm Bolt
Qhov,
hauv.
Diam. ntawm
Bolt,
hauv.
Yam tsawg kawg nkaus
Nqaij qaib
luj, r1
tsa
ntsej muag
1.6mm ib
26 870 66.8 66.8 119 676 660.4 749 806.4 24 1 3∕8 1 1∕4 10 225
28 927 69.8 69.8 124 727 711.2 800 863.6 28 1 3∕8 1 1∕4 11 230
30 984 73.2 73.2 135 781 762 857 914.4 28 1 3∕8 1 1∕4 11 235
32 1 060 79.5 79.5 143 832 812.8 914 977.9 28 1 5∕8 1 1∕2 11 265
34 1 111 81 81 148 883 863.6 965 1 028.7 32 1 5∕8 1 1∕2 13 270
36 1 168 88.9 88.9 156 933 914.4 1 022 1 085.8 32 1 5∕8 1 1∕2 13 285
38 1 238 85.9 85.9 156 991 965.2 1 073 1 149.4 32 1 5∕8 1 1∕2 13 280
40 1 289 88.9 88.9 162 1 041 1 016.0 1 124 1 200.2 36 1 5∕8 1 1∕2 13 285
42 1 346 95.2 95.2 170 1 092 1 066.8 1 194 1 257.3 36 1 5∕8 1 1∕2 13 300
44 1 403 100.1 100.1 176 1 143 1 117.6 1 245 1 314.4 40 1 5∕8 1 1∕2 13 305
46 1 454 101.6 101.6 184 1 197 1 168.4 1 295 1 365.2 40 1 5∕8 1 1∕2 13 310
48 1 511 106.4 106.4 191 1 248 1 219.2 1 359 1 422.4 44 1 5∕8 1 1∕2 13 320
50 1 568 109.7 109.7 202 1 302 1 270.0 1 410 1 479.6 44 1 7∕8 1 3∕4 13 340
52 1 626 114.3 114.3 208 1 353 1 320.8 1 461 1 536.7 44 1 7∕8 1 3∕4 13 350
54 1 683 119.1 119.1 214 1 403 1 371.6 1 511 1 593.8 44 1 7∕8 1 3∕4 13 360
56 1 746 122.4 122.4 227 1 457 1 422.4 1 575 1 651.0 48 1 7∕8 1 3∕4 13 365
58 1 803 127 127 233 1 508 1 473.2 1 626 1 708.2 48 1 7∕8 1 3∕4 13 380
60 1 854 130.3 130.3 238 1 559 1 524.0 1 676 1 759.0 52 1 7∕8 1 3∕4 13 380

CEEB TOOM:

Qhov ntev yog nyob rau hauv millimeters
(1) Qhov tsawg kawg nkaus flange thickness tsis suav nrog lub ntsej muag tuab
(2) Qhov loj me no yog rau qhov kawg ntawm hub, uas tej zaum yuav ncaj los yog tapered.
(3) Rau vuam thiab bevel.
(4) Qhov ntev ntawm cov ntsia liaj qhov rooj tsis suav nrog qhov siab ntawm cov ntsiab lus.
(5) Bolt lengths tsis qhia nyob rau hauv lub rooj yuav raug txiav txim raws li Nonmandatory Appendix D.

 

ASME B16.47 Series A Chav Kawm 300 Flanges Dimensions

ASME B16.47 Series A Class 300 Flanges

Yeeb Yam tsawg kawg nkaus
Thickness ntawm
Flange, tf
[Nco tseg (1)]
Hub Data tsa
ntsej muag
Drilling Radius Ntev ntawm
Bolts, L
[ Sau ntawv
(4), (5)] Pob txha taub hau
Nominal
Yeeb
Loj
OD ntawm
Flange, O
Weld
caj dab
Flange
dig muag
Flange
Ntev
Los ntawm
Hub, Y
Diam. ntawm
Hub, X
[Nco tseg (2)]
Hub
Diam.
Top, A
[Nco tseg (3)]
tsa
ntsej muag
Diam., R
Diam.
ntawm Bolt
Lub voj voog
Tsis muaj
Bolt
Qhov
Diam.
ntawm Bolt
Qhov,
hauv.
Diam. ntawm
Bolt,
hauv.
Yam tsawg kawg nkaus
Nqaij qaib
luj, r1
tsa
ntsej muag
1.6mm ib
Nplhaib
Sib koom
26 972 78 82.6 183 721 660.4 749 876.3 28 1 3∕4 1 5∕8 10 270 290
28 1 035 84.3 88.9 195 775 711.2 800 939.8 28 1 3∕4 1 5∕8 11 280 300
30 1 092 90.7 93.7 208 827 762 857 997 28 1 7∕8 1 3∕4 11 300 320
32 1 149 97 98.6 221 881 812.8 914 1 054.1 28 2 1 7∕8 11 320 345
34 1 206 100.1 103.4 230 937 863.6 965 1 104.9 28 2 1 7∕8 13 330 350
36 1 270 103.4 109.7 240 991 914.4 1 022 1 168.4 32 2 1∕8 2 13 340 365
38 1 168 106.4 106.4 179 994 965.2 1 029 1 092.2 32 1 5∕8 1 1∕2 13 320 ...
40 1 238 112.8 112.8 192 1 048 1 016.0 1 086 1 155.7 32 1 3∕4 1 5∕8 13 340 ...
42 1 289 117.6 117.6 199 1 099 1 066.8 1 137 1 206.5 32 1 3∕4 1 5∕8 13 350 ...
44 1 353 122.4 122.4 205 1 149 1 117.6 1 194 1 263.6 32 1 7∕8 1 3∕4 13 365 ...
46 1 416 127 127 214 1 203 1 168.4 1 245 1 320.8 28 2 1 7∕8 13 380 ...
48 1 467 131.8 131.8 222 1 254 1 219.2 1 302 1 371.6 32 2 1 7∕8 13 390 ...
50 1 530 138.2 138.2 230 1 305 1 270.0 1 359 1 428.8 32 2 1∕8 2 13 410 ...
52 1 581 143 143 237 1 356 1 320.8 1 410 1 479.6 32 2 1∕8 2 13 420 ...
54 1 657 150.9 150.9 251 1 410 1 371.6 1 467 1 549.4 28 2 3∕8 2 1∕4 13 450 ...
56 1 708 152.4 152.4 259 1 464 1 422.4 1 518 1 600.2 28 2 3∕8 2 1∕4 13 450 ...
58 1 759 157.2 157.2 265 1 514 1 473.2 1 575 1 651.0 32 2 3∕8 2 1∕4 13 465 ...
60 1 810 160.1 160.1 272 1 565 1 524.0 1 626 1 701.8 32 2 3∕8 2 1∕4 13 475 ...

CEEB TOOM:
Qhov ntev yog nyob rau hauv millimeters.
(1) Qhov tsawg kawg nkaus flange thickness tsis suav nrog lub ntsej muag tuab.
(2) Qhov loj me no yog rau qhov kawg ntawm hub, uas tej zaum yuav ncaj los yog tapered.
(3) Rau vuam thiab bevel.
(4) Qhov ntev ntawm cov ntsia liaj qhov rooj tsis suav nrog qhov siab ntawm cov ntsiab lus.
(5) Bolt lengths tsis qhia nyob rau hauv lub rooj yuav raug txiav txim raws li Nonmandatory Appendix D.

 

ASME B16.47 Series A Chav Kawm 400 Flanges Dimensions

ASME B16.47 Series A Class 400 Flanges

Yeeb Yam tsawg kawg nkaus
Thickness ntawm
Flange, tf
[Nco tseg (1)]
Hub Data tsa
ntsej muag
Drilling Radius Ntev ntawm
Bolts, L
[ Sau ntawv
(4), (5)] Pob txha taub hau
Nominal
Yeeb
Loj
OD ntawm
Flange, O
Weld
caj dab
Flange
dig muag
Flange
Ntev
Los ntawm
Hub, Y
Diam. ntawm
Hub, X
[Nco tseg (2)]
Hub
Diam.
Top, A
[Nco tseg (3)]
tsa
ntsej muag
Diam., R
Diam.
ntawm Bolt
Lub voj voog
Tsis muaj
Bolt
Qhov
Diam.
ntawm Bolt
Qhov,
hauv.
Diam. ntawm
Bolt,
hauv.
Yam tsawg kawg nkaus
Nqaij qaib
luj, r1
tsa
ntsej muag
6.4mm ib
Nplhaib
Sib koom
26 972 88.9 98.6 194 727 660.4 749 876.3 28 1 7∕8 1 3∕4 11 310 320
28 1 035 95.2 104.6 206 783 711.2 800 939.8 28 2 1 7∕8 13 330 340
30 1 092 101.6 111.3 219 837 762 857 997 28 2 1∕8 2 13 345 360
32 1 149 108 115.8 232 889 812.8 914 1 054.1 28 2 1∕8 2 13 360 375
34 1 206 111.3 122.2 241 945 863.6 965 1 104.9 28 2 1∕8 2 14 365 380
36 1 270 114.3 128.5 251 1 000 914.4 1 022 1 168.4 32 2 1∕8 2 14 375 385
38 1 206 124 124 206 1 003 965.2 1 035 1 117.6 32 1 7∕8 1 3∕4 14 380 ...
40 1 270 130 130 216 1 054 1 016.0 1 092 1 174.8 32 2 1 7∕8 14 405 ...
42 1 321 133.4 133.4 224 1 108 1 066.8 1 143 1 225.6 32 2 1 7∕8 14 405 ...
44 1 384 139.7 139.7 233 1 159 1 117.6 1 200 1 282.7 32 2 1∕8 2 14 425 ...
46 1 441 146 146 244 1 213 1 168.4 1 257 1 339.8 36 2 1∕8 2 14 435 ...
48 1 511 152.4 152.4 257 1 267 1 219.2 1 308 1 403.4 28 2 3∕8 2 1∕4 14 460 ...
50 1 568 157.2 158.8 268 1 321 1 270.0 1 362 1 460.5 32 2 3∕8 2 1∕4 14 470 ...
52 1 619 162.1 163.6 276 1 372 1 320.8 1 413 1 511.3 32 2 3∕8 2 1∕4 14 480 ...
54 1 702 169.9 171.4 289 1 425 1 371.6 1 470 1 581.2 28 2 5∕8 2 1∕2 14 510 ...
56 1 753 174.8 176.3 298 1 480 1 422.4 1 527 1 632.0 32 2 5∕8 2 1∕2 14 520 ...
58 1 803 177.8 180.8 306 1 530 1 473.2 1 578 1 682.8 32 2 5∕8 2 1∕2 14 530 ...
60 1 886 185.7 189 319 1 584 1 524.0 1 635 1 752.6 32 2 7∕8 2 3∕4 14 560 ...

CEEB TOOM:
Qhov loj me yog nyob rau hauv millimeters tshwj tsis yog tias tau sau tseg.
(1) Qhov tsawg kawg nkaus flange thickness tsis suav nrog lub ntsej muag tuab.
(2) Qhov loj me no yog rau qhov kawg ntawm hub, uas tej zaum yuav ncaj los yog tapered.
(3) Rau vuam thiab bevel.
(4) Qhov ntev ntawm cov ntsia liaj qhov rooj tsis suav nrog qhov siab ntawm cov ntsiab lus.
(5) Bolt lengths tsis qhia nyob rau hauv lub rooj yuav raug txiav txim raws li Nonmandatory Appendix D.

 

ASME B16.47 Series A Chav Kawm 600 Flanges Dimensions

ASME B16.47 Series A Class 600 Flanges

Yeeb Yam tsawg kawg nkaus
Thickness ntawm
Flange, tf
[Nco tseg (1)]
Hub Data tsa
ntsej muag
Drilling Radius Ntev ntawm
Bolts, L
[ Sau ntawv
(4), (5)] Pob txha taub hau
Nominal
Yeeb
Loj
OD ntawm
Flange, O
Weld
caj dab
Flange
dig muag
Flange
Ntev
Los ntawm
Hub, Y
Diam. ntawm
Hub, X
[Nco tseg (2)]
Hub
Diam.
Top, A
[Nco tseg (3)]
tsa
ntsej muag
Diam., R
Diam.
ntawm Bolt
Lub voj voog
Tsis muaj
Bolt
Qhov
Diam.
ntawm Bolt
Qhov,
hauv.
Diam. ntawm
Bolt,
hauv.
Yam tsawg kawg nkaus
Nqaij qaib
luj, r1
tsa
ntsej muag
6.4mm ib
Nplhaib
Sib koom
26 1 016 108 125.5 222 748 660.4 749 914.4 28 2 1 7∕8 13 355 365
28 1 073 111.3 131.8 235 803 711.2 800 965.2 28 2 1∕8 2 13 365 375
30 1 130 114.3 139.7 248 862 762 857 1 022.4 28 2 1∕8 2 13 375 385
32 1 194 117.3 147.6 260 917 812.8 914 1 079.5 28 2 3∕8 2 1∕4 13 390 405
34 1 245 120.6 153.9 270 973 863.6 965 1 130.3 28 2 3∕8 2 1∕4 14 400 410
36 1 314 124 162.1 282 1 032 914.4 1 022 1 193.8 28 2 5∕8 2 1∕2 14 415 430
38 1 270 152.4 155.4 254 1 022 965.2 1 054 1 162.0 28 2 3∕8 2 1∕4 14 465 ...
40 1 321 158.8 162.1 264 1 073 1 016.0 1 111 1 212.8 32 2 3∕8 2 1∕4 14 480 ...
42 1 403 168.1 171.4 279 1 127 1 066.8 1 168 1 282.7 28 2 5∕8 2 1∕2 14 510 ...
44 1 454 173 177.8 289 1 181 1 117.6 1 226 1 333.5 32 2 5∕8 2 1∕2 14 520 ...
46 1 511 179.3 185.7 300 1 235 1 168.4 1 276 1 390.6 32 2 5∕8 2 1∕2 14 530 ...
48 1 594 189 195.3 316 1 289 1 219.2 1 334 1 460.5 32 2 7∕8 2 3∕4 14 565 ...
50 1 670 196.8 203.2 329 1 343 1 270.0 1 384 1 524.0 28 3 1∕8 3 14 595 ...
52 1 721 203.2 209.6 337 1 394 1 320.8 1 435 1 574.8 32 3 1∕8 3 14 605 ...
54 1 778 209.6 217.4 349 1 448 1 371.6 1 492 1 632.0 32 3 1∕8 3 14 620 ...
56 1 854 217.4 225.6 362 1 502 1 422.4 1 543 1 695.4 32 3 3∕8 3 1∕4 16 645 ...
58 1 905 222.2 231.6 370 1 553 1 473.2 1 600 1 746.2 32 3 3∕8 3 1∕4 16 655 ...
60 1 994 233.4 242.8 389 1 610 1 524.0 1 657 1 822.4 28 3 5∕8 3 1∕2 17 690 ...

CEEB TOOM:
Qhov ntev yog nyob rau hauv millimeters.
(1) Qhov tsawg kawg nkaus flange thickness tsis suav nrog lub ntsej muag tuab.
(2) Qhov loj me no yog rau qhov kawg ntawm hub, uas tej zaum yuav ncaj los yog tapered.
(3) Rau vuam thiab bevel.
(4) Qhov ntev ntawm cov ntsia liaj qhov rooj tsis suav nrog qhov siab ntawm cov ntsiab lus.
(5) Bolt lengths tsis qhia nyob rau hauv lub rooj yuav raug txiav txim raws li Nonmandatory Appendix D.

 

ASME B16.47 Series A Chav Kawm 900 Flanges Dimensions

ASME B16.47 Series A Class 900 Flanges

Yeeb Yam tsawg kawg nkaus
Thickness ntawm
Flange, tf
[Nco tseg (1)]
Hub Data tsa
ntsej muag
Drilling Radius Ntev ntawm
Bolts, L
[ Sau ntawv
(4), (5)] Pob txha taub hau
Nominal
Yeeb
Loj
OD ntawm
Flange, O
Weld
caj dab
Flange
dig muag
Flange
Ntev
Los ntawm
Hub, Y
Diam. ntawm
Hub, X
[Nco tseg (2)]
Hub
Diam.
Top, A
[Nco tseg (3)]
tsa
ntsej muag
Diam., R
Diam.
ntawm Bolt
Lub voj voog
Tsis muaj
Bolt
Qhov
Diam.
ntawm Bolt
Qhov,
hauv.
Diam. ntawm
Bolt,
hauv.
Yam tsawg kawg nkaus
Nqaij qaib
luj, r1
tsa
ntsej muag
6.4mm ib
Nplhaib
Sib koom
26 1 086 139.7 160.3 286 775 660.4 749 952.5 20 2 7∕8 2 3∕4 11 465 485
28 1 168 142.7 171.4 298 832 711.2 800 1 022.4 20 3 1∕8 3 13 485 505
30 1 232 149.4 182.4 311 889 762 857 1 085.8 20 3 1∕8 3 13 495 520
32 1 314 158.8 193.5 330 946 812.8 914 1 155.7 20 3 3∕8 3 1∕4 13 530 550
34 1 397 165.1 204.7 349 1 006 863.6 965 1 225.6 20 3 5∕8 3 1∕2 14 555 580
36 1 460 171.4 214.4 362 1 064 914.4 1 022 1 289.0 20 3 5∕8 3 1∕2 14 565 595
38 1 460 190.5 215.9 353 1 073 965.2 1 099 1 289.0 20 3 5∕8 3 1∕2 19 605
40 1 511 196.8 223.8 363 1 127 1 016.0 1 162 1 339.8 24 3 5∕8 3 1∕2 21 620
42 1 562 206.2 231.6 371 1 176 1 066.8 1 213 1 390.6 24 3 5∕8 3 1∕2 21 635
44 1 648 214.4 242.8 391 1 235 1 117.6 1 270 1 463.5 24 3 7∕8 3 3∕4 22 665
46 1 734 225.6 255.5 411 1 292 1 168.4 1 334 1 536.7 24 4 1∕8 4 22 700
48 1 784 233.4 263.7 419 1 343 1 219.2 1 384 1 587.5 24 4 1∕8 4 24 715
50
52
54
56
58
60

CEEB TOOM:
Qhov ntev yog nyob rau hauv millimeters.
(1) Qhov tsawg kawg nkaus flange thickness tsis suav nrog lub ntsej muag tuab.
(2) Qhov loj me no yog rau qhov kawg ntawm hub, uas tej zaum yuav ncaj los yog tapered.
(3) Rau vuam thiab bevel.
(4) Qhov ntev ntawm cov ntsia liaj qhov rooj tsis suav nrog qhov siab ntawm cov ntsiab lus.
(5) Bolt lengths tsis qhia nyob rau hauv lub rooj yuav raug txiav txim raws li Nonmandatory Appendix D.