Global Stainless Steel India
API 6A Flanges
API 6A Flanges
API 6a Blind Flanges
API 6a Blind Flanges
API 10000 Flange Dimensions
API 10000 Flange Dimensions

Specification Of API 6a Blind Flanges


Specification : API 6A Flanges
Coating Flange Faces : Oil Black Paint, Yellow Transparent, Anti-rust Paint, Zinc Plated, Cold and Hot Dip Galvanized
Size Chart : 1/2″ (15 NB) To 48″ (1200NB)
Supporting Flange Material: Gasket, Ring Joint, Flange Bolts
Machining Equipment: Electric bevelling machine, Bending machine, Press machine, Pushing Machine, Sand-blasting machine etc
Standards : MSS SP44 Flange, EN-1092 Flange, BS10 Flange, ASME B16.38 Flange, UNI Flange, PN Flange, ISO Flange, JIS Flange, ASME B16.47 (Series A, Series B) Flange, ASME B16.5 Flange, AWWA Flange, DIN Flange, GOST Flange
Pressure Rating Table: Class 150 LBS, Class 300 LBS, Class 600 LBS, Class 900 LBS, Class 1500 LBS, Class 2500 LBS
Production Process: Forged, Heat Treated and Machined
Application: Fabrication Industry
Natural Gas Industry
Water Pipeline Industry
Oil And Gas Industry
Chemical Industry
Nuclear Power Plant
Common Types of Flanges Dimensions: Class 150 RTJ
Flanges 300 LB WNRF
Class 900 SORF
1500# BLRF
Class 2500 BLRF
Connect Type Type: RTJ, SMF, LJF, LMF, RF, FF
Design For Size: ANSI, ASME, EN, ASA, PN, JIS, DIN, BS

API 10000 Flange Dimensions


Size B OD C E1 Q G K T J1 J2 J3 J4 R BC N H BX
1 13/16" 46.8 185 3 - 5.56 77.77 105 42.1 88.9 65.1 48.5 - 10 146.1 8 23 151
2 1/16" 53.2 200 3 - 5.95 86.23 111 44.1 100 74.7 51.6 - 10 158.8 8 23 152
2 9/16" 65.9 230 3 - 6.75 102.77 132 51.2 120.7 92.1 57.2 - 10 184.2 8 26 153
3 1/16" 78.6 270 3 - 7.54 119 152 58.4 142.1 110.2 63.5 - 10 215.9 8 29 154
4 1/16" 104 315 3 - 8.33 150.62 185 70.3 182.6 146.1 73.1 - 10 258.8 8 32 155
5 1/8" 131 360 3 9.5 9.53 176.66 221 79.4 223.8 182.6 81 6.4 10 300 12 32 169
7 1/16" 180.2 480 6 11.1 11.11 241.83 302 103.2 301.6 254 95.3 9.7 16 403.2 12 42 156
9 " 229.4 550 6 12.7 12.7 299.06 359 123.9 374.7 327.1 93.7 9.7 16 476.3 16 42 157
11" 280.2 655 6 14.3 14.29 357.23 429 141.3 450.9 400.1 103.2 14.2 16 565.2 16 48 158
13 5/8" 346.9 770 6 15.9 15.88 432.64 518 168.3 552.5 495.3 114.3 17.5 16 673.1 20 51 159
16 3/4" 426.2 870 6 8.3 8.33 478.33 576 168.3 655.6 601.7 76.2 30.2 19 776.3 24 51 162
18 3/4" 477 1040 6 18.3 18.26 577.9 697 223.1 752.5 674.7 155.6 25.4 16 925.5 24 61 164
21 1/4" 540.5 1145 6 19.1 19.05 647.88 781 241.3 847.7 762 165.1 31.8 21 1022.4 24 67 166

Types Of Carbon Steel API 6A Flanges Material


API 6a Blind Flanges

API 6a Blind Flange

Stainless Steel API 6a WN Flanges Material

Stainless Steel API 6a WN Flanges Material

Api 6a 6b And 6bx Flanges

Api 6a 6b And 6bx Flanges

API 6a 5000 Flange

API 6a 5000 Flange

Carbon Steel Api 6a Type 6bx Flange

Carbon Steel Api 6a Type 6bx Flange

API Specification 6A ISO 10423

API Specification 6A ISO 10423

API 6A Slip On Flange

API 6A Slip On Flange

Carbon Steel API 6A Flanges

Carbon Steel API 6A Flange

Carbon Steel API 6A 6BX Flange

Carbon Steel API 6A 6BX Flange

Api 6a Type 6bx Flange

Api 6a Type 6bx Flange

Api 6a Weld Neck Flanges

Api 6a Weld Neck Flange

Carbon Steel API 6A Threaded Flange

Carbon Steel API 6A Threaded Flange


API 6A Blind Flanges Dimensions In MM


API 6A Blind Flanges Dimensions In MM

Flange Size Working Pressure (PSI) OD No. of Bolt Holes Diam. of Bolt Holes Length of Bolts API Ring Gasket
1-13/16" 10,000 7-3/8" 8 3/4" 5-1/4" BXS-151
1-13/16" 15,000 8-3/16" 8 7/8" 6" BXS-151
1-13/16" 20,000 10-1/8" 8 1" 7-3/4" BXS-151
2-1/16" 2,000 6-1/2" 8 5/8" 5/8" R-23
2-1/16" 3,000/5,000 8-1/2" 8 7/8" 7/8" R-24
2-1/16" 10,000 7-7/8" 8 3/4" 3/4" BXS-152
2-1/16" 15,000 8-3/4" 8 7/8" 7/8" BXS-152
2-1/16" 20,000 11-5/16" 8 1-1/8" 1-1/8" BXS-152
2-9/16" 2,000 7-1/2" 8 3/4" 5-1/4" R-26
2-9/16" 3,000/5,000 9-5/8" 8 1" 7" R-27
2-9/16" 10,000 9-1/8" 8 7/8" 6-1/4" BXS-153
2-9/16" 15,000 10" 8 1" 7" BXS-153
2-9/16" 20,000 12-13/16" 8 1-1/4" 9-1/2" BXS-153
3-1/8" 2,000 8-1/4" 8 3/4" 5-1/2" R-31
3-1/8" 3,000 9-1/2" 8 7/8" 6-1/4" R-31
3-1/8" 5,000 10-1/2" 8 1-1/8" 7-3/4" R-35
3-1/16" 10,000 10-5/8" 8 1" 7-1/4" BXS-154
3-1/16" 15,000 11-5/16" 8 1-1/8" 8" BXS-154
3-1/16" 20,000 14-1/16" 8 1-3/8" 10-3/4" BXS-154
4-1/16" 2,000 10-3/4" 8 7/8" 6-1/4" R-37
4-1/16" 3,000 11-1/2" 8 1-1/8" 7-1/2" R-37
4-1/16" 5,000 12-1/4" 8 1-1/8" 8-3/8" BXS-155
4-1/16" 20,000 17-9/16" 8 1-3/4" 12-3/4" BXS-155
5-1/8" 5,000 14-3/4" 8 1-1/2" 10-3/4" R-44
7-1/16" 2,000 14" 12 1" 7-1/2" R-45
7-1/16" 3,000 15" 12 1-1/8" 8-1/2" R-45
7-1/16" 5,000 15-1/2" 12 1-3/8" 11-1/4" R-46
7-1/16" 10,000 18-7/8" 12 1-1/2" 11-3/4" BXS-156
7-1/16" 15,000 19-7/8" 16 1-1/2" 13" BXS-156
7-1/16" 20,000 24-13/16" 16 2" 17-3/4" BXS-156
9" 2,000 16-1/2" 12 1-1/8" 8-1/2" R-49
9" 3,000 18-1/2" 12 1-3/8" 9-1/2" R-49
9" 5,000" 19" 12 1-5/8" 12-1/2" R-50
9" 10,000 21-3/4" 16 1-1/2" 13-1/4" BXS-157
9" 15,000 25-1/2" 16 1-7/8" 16" BXS-157
11" 2,000 20" 16 1-1/4" 9-1/4" R-53
11" 3,000 21-1/2" 16 1-3/8" 10" R-53
11" 5,000 23" 12 1-7/8" 14-1/4" R-54
11" 10,000 25-3/4" 16 1-3/4" 15-3/8" BXS-158
11" 15,000 32" 20 2" 19-1/2" BXS-158
13-5/8" 2,000 22" 20 1-1/4" 9-1/2" R-57
13-5/8" 3,000 24" 20 1-3/8" 10-3/4" R-57
13-5/8" 5,000 26-1/2" 16 1-5/8" 12-3/4" BXS-160
13-5/8" 10,000 30-1/4" 20 1-7/8" 17-3/4" BXS-159
13-5/8" 15,000 34-7/8" 20 2-1/4" 21" BXS-159
16-3/4" 2,000 27" 20 1-1/2" 10-3/4" R-65
16-3/4" 3,000 27-3/4" 20 1-5/8" 12-1/4" R-66
16-3/4" 5,000 30-3/8" 16 1-78" 14-3/4" BXS-162
16-3/4" 10,000 34-5/16" 24 1-7/8" 17-3/4" BXS-162
18-3/4" 5,000 35-5/8" 20 2" 18" BXS-163
16-3/4" 10,000 40-15/16" 24 2-1/4" 23" BXS-164
20-3/4" 3,000 33-3/4" 20 2" 15-1/4" R-74
21-1/4" 2,000 32" 24 1-5/8" 12-1/2" R-73
21-1/4" 5,000 39" 24 2" 19" BXS-165
21-1/4" 10,000 45" 24 2-1/2" 24-3/4" BXS-166
26-3/4" 2,000 41" 20 1-3/4" 14-1/4" BXS-167
21-1/4" 3,000 43-3/8" 24 2" 17-1/2" BXS-168

Api 6a 5000 Flange Dimensions


Size B OD C K P E T Q X BC N H LN HL JL R/RX
2 1/16" 53.2 215 3 124 95.25 7.9 46.1 38.1 104.8 165.1 8 26 109.5 60.3 43.7 24
2 9/16" 65.9 245 3 137 107.95 7.9 49.3 41.3 123.8 190.5 8 29 112.7 73 54.9 27
3 1/8" 81.8 265 3 168 136.53 7.9 55.6 47.7 133.3 203.2 8 32 125.4 88.9 67.5 35
4 1/16" 108.7 310 3 194 161.93 7.9 62 54 161.9 241.3 8 35 131.8 114.3 88.1 39
5 1/8" 131 375 3 229 193.68 7.9 81 73.1 196.8 292.1 8 42 163.5 141.3 110.3 44
7 1/16" 181.8 395 6 248 211.15 9.7 92.1 82.6 228.6 317.5 12 39 181 168.3 132.6 46
9" 229.4 485 6 318 269.88 11.2 103.2 92.1 292.1 393.7 12 45 223.8 219.1 173.8 50
11" 280.2 585 6 371 323.85 11.2 119.1 108 368.3 482.6 12 51 265.1 273.1 216.7 54

API 6A WN Flanges Pressure Rating


Flange Size Working Pressure (PSI) Outside Diameter No. of Bolt Holes Diam. of Bolt Holes Length of Bolts APIS Ring Gasket
1-13/16" 10,000 7-3/8" 8 3/4" 5-1/4" BX-151
1-13/16" 15,000 8-3/16" 8 7/8" 6" BX-151
1-13/16" 20,000 10-1/8" 8 1" 7-3/4" BX-151
2-1/16" 2,000 6-1/2" 8 5/8" 5/8" R-23
2-1/16" 3,000/5,000 8-1/2" 8 7/8" 7/8" R-24
2-1/16" 10,000 7-7/8" 8 3/4" 3/4" BX-152
2-1/16" 15,000 8-3/4" 8 7/8" 7/8" BX-152
2-1/16" 20,000 11-5/16" 8 1-1/8" 1-1/8" BX-152
2-9/16" 2,000 7-1/2" 8 3/4" 5-1/4" R-26
2-9/16" 3,000/5,000 9-5/8" 8 1" 7" R-27
2-9/16" 10,000 9-1/8" 8 7/8" 6-1/4" BX-153
2-9/16" 15,000 10" 8 1" 7" BX-153
2-9/16" 20,000 12-13/16" 8 1-1/4" 9-1/2" BX-153
3-1/8" 2,000 8-1/4" 8 3/4" 5-1/2" R-31
3-1/8" 3,000 9-1/2" 8 7/8" 6-1/4" R-31
3-1/8" 5,000 10-1/2" 8 1-1/8" 7-3/4" R-35
3-1/16" 10,000 10-5/8" 8 1" 7-1/4" BX-154
3-1/16" 15,000 11-5/16" 8 1-1/8" 8" BX-154
3-1/16" 20,000 14-1/16" 8 1-3/8" 10-3/4" BX-154
4-1/16" 2,000 10-3/4" 8 7/8" 6-1/4" R-37
4-1/16" 3,000 11-1/2" 8 1-1/8" 7-1/2" R-37
4-1/16" 5,000 12-1/4" 8 1-1/8" 8-3/8" BX-155
4-1/16" 20,000 17-9/16" 8 1-3/4" 12-3/4" BX-155
5-1/8" 5,000 14-3/4" 8 1-1/2" 10-3/4" R-44
7-1/16" 2,000 14" 12 1" 7-1/2" R-45
7-1/16" 3,000 15" 12 1-1/8" 8-1/2" R-45
7-1/16" 5,000 15-1/2" 12 1-3/8" 11-1/4" R-46
7-1/16" 10,000 18-7/8" 12 1-1/2" 11-3/4" BX-156
7-1/16" 15,000 19-7/8" 16 1-1/2" 13" BX-156
7-1/16" 20,000 24-13/16" 16 2" 17-3/4" BX-156
9" 2,000 16-1/2" 12 1-1/8" 8-1/2" R-49
9" 3,000 18-1/2" 12 1-3/8" 9-1/2" R-49
9" 5,000" 19" 12 1-5/8" 12-1/2" R-50
9" 10,000 21-3/4" 16 1-1/2" 13-1/4" BX-157
9" 15,000 25-1/2" 16 1-7/8" 16" BX-157
11" 2,000 20" 16 1-1/4" 9-1/4" R-53
11" 3,000 21-1/2" 16 1-3/8" 10" R-53
11" 5,000 23" 12 1-7/8" 14-1/4" R-54
11" 10,000 25-3/4" 16 1-3/4" 15-3/8" BX-158
11" 15,000 32" 20 2" 19-1/2" BX-158
13-5/8" 2,000 22" 20 1-1/4" 9-1/2" R-57
13-5/8" 3,000 24" 20 1-3/8" 10-3/4" R-57
13-5/8" 5,000 26-1/2" 16 1-5/8" 12-3/4" BX-160
13-5/8" 10,000 30-1/4" 20 1-7/8" 17-3/4" BX-159
13-5/8" 15,000 34-7/8" 20 2-1/4" 21" BX-159
16-3/4" 2,000 27" 20 1-1/2" 10-3/4" R-65
16-3/4" 3,000 27-3/4" 20 1-5/8" 12-1/4" R-66
16-3/4" 5,000 30-3/8" 16 1-78" 14-3/4" BX-162
16-3/4" 10,000 34-5/16" 24 1-7/8" 17-3/4" BX-162
18-3/4" 5,000 35-5/8" 20 2" 18" BX-163
16-3/4" 10,000 40-15/16" 24 2-1/4" 23" BX-164
20-3/4" 3,000 33-3/4" 20 2" 15-1/4" R-74
21-1/4" 2,000 32" 24 1-5/8" 12-1/2" R-73
21-1/4" 5,000 39" 24 2" 19" BX-165
21-1/4" 10,000 45" 24 2-1/2" 24-3/4" BX-166
26-3/4" 2,000 41" 20 1-3/4" 14-1/4" BX-167
21-1/4" 3,000 43-3/8" 24 2" 17-1/2" BX-168