Cangzhou Bao Lai Da
Ring Type Joint Flanges (RTJ)
【Technology brief】
ASME B16.5 Raised Faced Ring Type Joint Flanges
【Materia】
ASTM / ASME A/SA 105 ASTM / ASME A 350 , ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F706
【Size】
1/2″ (15 NB) to 48″ (1200NB)
Standard Specification For Ring Type Joint Flanges
Dimensions : ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
Size : 1/2″ (15 NB) to 48″ (1200NB)
Class : 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.
DIN : DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629,
DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636,DIN2637, DIN2638, DIN2673
BS : BS4504 , BS4504, BS1560, BS10
Flange Face Type : Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
Material & Grades of Ring Type Joint Flanges (RTJ) :
Stainless Steel Ring Type Joint Flanges :
ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L
Duplex & Super Duplex Steel Ring Type Joint Flanges :
ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61
Carbon Steel Ring Type Joint Flanges :
ASTM / ASME A/SA 105 ASTM / ASME A 350 , ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F706
Low Temperature Carbon Steel Ring Type Joint Flanges : ASTM A350, LF2, LF3
Alloy Steel Ring Type Joint Flanges :
ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91
Copper Alloy Steel Ring Type Joint Flanges : ASTM SB 61 , SB62 , SB151 , SB152 UNS No. C 70600 (Cu-Ni 90/10),
C 71500 (Cu-Ni 70/30), UNS No. C 10100, 10200, 10300, 10800, 12000, 12200
Nickel Alloy Ring Type Joint Flanges :
ASTM SB564, SB160, SB472, SB162 Nickel 200 (UNS No. N02200), Nickel 201 (UNS No. N02201), Monel 400 (UNS
No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel
600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No.
N10276), Alloy 20 (UNS No. N08020)
Class 150 Ring Type Joint Flange Dimensions
| Nominal Pipe Size | Pitch Diam. of Ring and Groove | Width of Ring | HEIGHT OF RING | Width of Flat on Octagonal Rings | Width of Groove | Depth of Groove | Diameter of Raised Face for Ring Joint or Lapped | Ring Number | Approximate Distande Between Flange of Ring Joints When Ring is Compressed | |
| OVal | Octagonal | |||||||||
| P | A | B | H | C | F | E(L*) | K(Min) | |||
| 1 | 47.6 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 63.5 | R15 | 4.1 |
| 1 1/4 | 57.2 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 73.2 | R17 | 4.1 |
| 1 1/2 | 65.1 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 82.6 | R19 | 4.1 |
| 2 | 82.6 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 101.6 | R22 | 4.1 |
| 2 1/2 | 101.6 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 120.7 | R25 | 4.1 |
| 3 | 114.3 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 133.4 | R29 | 4.1 |
| 3 1/2 | 131.8 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 153.9 | R33 | 4.1 |
| 4 | 149.2 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 171.5 | R36 | 4.1 |
| 5 | 171.5 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 193.5 | R40 | 4.1 |
| 6 | 193.7 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 218.9 | R43 | 4.1 |
| 8 | 247.7 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 273.1 | R48 | 4.1 |
| 10 | 304.8 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 330.2 | R52 | 4.1 |
| 12 | 381 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 406.4 | R56 | 4.1 |
| 14 | 396.9 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 425.5 | R59 | 3 |
| 16 | 454 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 482.6 | R64 | 3 |
| 18 | 517.5 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 546.1 | R68 | 3 |
| 20 | 558.8 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 596.9 | R72 | 3 |
| 24 | 673.1 | 8 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 711.2 | R76 | 3 |
Class 300 / 400 / 600 Ring Type Joint Flange Dimensions
Nominal Pipe Size |
Pitch Diam. of Ring and Groove |
Width of Ring | HEIGHT OF RING |
Width of Flat on Octagonal Rings |
Width of Groove |
Depth of Groove |
Diameter of Raised Face for Ring Joint or Lapped |
Ring Number |
Approximate Distande Between Flange of Ring Joints When Ring is Compressed | |||
OVal |
Octagonal | |||||||||||
P | A | B | H | C | F | E(L*) | K(Min) | Class 300 | Class 400 | Class 600 | ||
1/2 | 34.1 | 6.4 | 11.1 | 9.5 | 4.3 | 7.1 | 5.6 | 50.8 | R11 | 3.0 | – | 3.0 |
3/4 | 42.9 | 8.0 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 63.5 | R13 | 4.1 | – | 4.1 |
1 | 50.8 | 8.0 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 69.9 | R16 | 4.1 | – | 4.1 |
1 1/4 | 60.3 | 8.0 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 79.5 | R18 | 4.1 | – | 4.1 |
1 1/2 | 68.3 | 8.0 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 90.4 | R20 | 4.1 | – | 4.1 |
2 | 82.6 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 108.0 | R23 | 5.6 | – | 4.8 |
2 1/2 | 101.6 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 127.0 | R26 | 5.6 | – | 4.8 |
3 | 123.8 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 146.1 | R31 | 5.6 | – | 4.8 |
3 1/2 | 131.8 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 158.8 | R34 | 5.6 | – | 4.8 |
4 | 149.2 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 174.8 | R37 | 5.6 | 5.6 | 4.8 |
5 | 181.0 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 209.6 | R41 | 5.6 | 5.6 | 4.8 |
6 | 211.2 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 241.3 | R45 | 5.6 | 5.6 | 4.8 |
8 | 269.9 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 301.8 | R49 | 5.6 | 5.6 | 4.8 |
10 | 323.9 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 355.6 | R53 | 5.6 | 5.6 | 4.8 |
12 | 381.0 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 412.8 | R57 | 5.6 | 5.6 | 4.8 |
14 | 419.1 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 457.2 | R61 | 5.6 | 5.6 | 4.8 |
16 | 469.9 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 508.0 | R65 | 5.6 | 5.6 | 4.8 |
18 | 533.4 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 574.8 | R69 | 5.6 | 5.6 | 4.8 |
20 | 584.2 | 12.7 | 19.1 | 17.5 | 8.7 | 13.5 | 9.5 | 635.0 | R73 | 5.6 | 5.6 | 4.8 |
24 | 692.2 | 15.9 | 22.2 | 20.7 | 10.5 | 16.7 | 11.1 | 749.3 | R77 | 6.4 | 6.4 | 5.6 |
Class 900 Ring Type Joint Flange Dimensions
Nominal Pipe Size |
Pitch Diam. of Ring and Groove |
Width of Ring | HEIGHT OF RING |
Width of Flat on Octagonal Rings |
Width of Groove |
Depth of Groove |
Diameter of Raised Face for Ring Joint or Lapped |
Ring Number | Approximate Distande Between Flange of Ring Joints When Ring is Compressed | |
OVal |
Octagonal | |||||||||
P | A | B | H | C | F | E(L*) | K(Min) | |||
3 | 123.8 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 155.4 | R31 | 4.1 |
4 | 149.2 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 180.8 | R37 | 4.1 |
5 | 181.0 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 215.9 | R41 | 4.1 |
6 | 211.2 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 241.3 | R45 | 4.1 |
8 | 269.9 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 307.8 | R49 | 4.1 |
10 | 323.9 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 362.0 | R53 | 4.1 |
12 | 381.0 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 419.1 | R57 | 4.1 |
14 | 419.1 | 15.9 | 22.2 | 20.7 | 10.5 | 16.7 | 11.1 | 466.9 | R62 | 4.1 |
16 | 469.9 | 15.9 | 22.2 | 20.7 | 10.5 | 16.7 | 11.1 | 523.7 | R66 | 4.1 |
18 | 533.4 | 19.1 | 25.4 | 23.8 | 11.1 | 19.8 | 12.7 | 593.9 | R70 | 4.8 |
20 | 584.2 | 19.1 | 25.4 | 23.8 | 12.3 | 19.8 | 12.7 | 647.7 | R74 | 4.8 |
24 | 692.2 | 25.4 | 33.4 | 31.8 | 17.3 | 27.0 | 15.9 | 771.7 | R78 | 5.6 |
Class 1500 Ring Type Joint Flange Dimensions
Nominal Pipe Size |
Pitch Diam. of Ring and Groove |
Width of Ring | HEIGHT OF RING |
Width of Flat on Octagonal Rings |
Width of Groove |
Depth of Groove |
Diameter of Raised Face for Ring Joint or Lapped |
Ring Number | Approximate Distande Between Flange of Ring Joints When Ring is Compressed | |
OVal |
Octagonal | |||||||||
P | A | B | H | C | F | E(L*) | K(Min) | |||
1/2 | 39.7 | 8.0 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 60.5 | R12 | 4.1 |
3/4 | 44.5 | 8.0 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 66.8 | R14 | 4.1 |
1 | 50.8 | 8.0 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 71.4 | R16 | 4.1 |
1 1/4 | 60.3 | 8.0 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 81.0 | R18 | 4.1 |
1 1/2 | 68.3 | 8.0 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 92.2 | R20 | 4.1 |
2 | 95.3 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 124.0 | R24 | 3.0 |
2 1/2 | 108.0 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 136.7 | R27 | 3.0 |
3 | 136.5 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 168.4 | R35 | 3.0 |
4 | 161.9 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 193.8 | R39 | 3.0 |
5 | 193.7 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 228.6 | R44 | 3.0 |
6 | 211.2 | 12.7 | 19.1 | 17.5 | 8.7 | 13.5 | 9.5 | 247.7 | R46 | 3.0 |
8 | 269.9 | 15.9 | 22.2 | 20.7 | 10.5 | 16.7 | 11.1 | 317.5 | R50 | 4.1 |
10 | 323.9 | 15.9 | 22.2 | 20.7 | 10.5 | 16.7 | 11.1 | 371.6 | R54 | 4.1 |
12 | 381.0 | 22.2 | 28.6 | 27.0 | 14.8 | 23.0 | 14.3 | 438.2 | R58 | 4.8 |
14 | 419.1 | 25.4 | 33.4 | 31.8 | 17.3 | 27.0 | 15.9 | 489.0 | R64 | 5.6 |
16 | 469.9 | 28.6 | 36.5 | 34.9 | 19.8 | 30.2 | 17.5 | 546.1 | R67 | 7.9 |
18 | 533.4 | 28.6 | 36.5 | 34.9 | 19.8 | 30.2 | 17.5 | 612.9 | R71 | 7.9 |
20 | 584.2 | 31.8 | 39.7 | 38.1 | 22.3 | 33.4 | 17.5 | 673.1 | R75 | 9.7 |
24 | 692.2 | 34.9 | 44.5 | 41.3 | 24.8 | 36.5 | 20.6 | 793.8 | R79 | 11.2 |
Class 2500 Ring Type Joint Flange Dimensions
Nominal Pipe Size |
Pitch Diam. of Ring and Groove |
Width of Ring | HEIGHT OF RING |
Width of Flat on Octagonal Rings |
Width of Groove |
Depth of Groove |
Diameter of Raised Face for Ring Joint or Lapped |
Ring Number | Approximate Distande Between Flange of Ring Joints When Ring is Compressed | |
OVal |
Octagonal | |||||||||
P | A | B | H | C | F | E(L*) | K(Min) | |||
1/2 | 42.9 | 8.0 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 65.0 | R13 | 4.1 |
3/4 | 50.8 | 8.0 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 73.2 | R16 | 4.1 |
1 | 60.3 | 8.0 | 14.3 | 12.7 | 5.2 | 8.7 | 6.4 | 82.6 | R18 | 4.1 |
1 1/4 | 72.2 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 101.6 | R21 | 3.0 |
1 1/2 | 82.6 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 114.3 | R23 | 3.0 |
2 | 101.6 | 11.1 | 17.5 | 15.9 | 7.7 | 11.9 | 7.9 | 133.4 | R26 | 3.0 |
2 1/2 | 111.1 | 12.7 | 19.1 | 17.5 | 8.7 | 13.5 | 9.5 | 149.4 | R28 | 3.0 |
3 | 127.0 | 12.7 | 19.1 | 17.5 | 8.7 | 13.5 | 9.5 | 168.4 | R32 | 3.0 |
4 | 157.2 | 15.9 | 22.2 | 20.7 | 10.5 | 16.7 | 11.1 | 203.2 | R38 | 4.1 |
5 | 190.5 | 19.1 | 25.4 | 23.8 | 12.3 | 19.8 | 12.7 | 241.3 | R42 | 4.1 |
6 | 228.6 | 19.1 | 25.4 | 23.8 | 12.3 | 19.8 | 12.7 | 279.4 | R47 | 4.1 |
8 | 279.4 | 22.2 | 28.6 | 27.0 | 14.8 | 23.0 | 14.3 | 339.9 | R51 | 4.8 |
10 | 342.9 | 28.6 | 36.5 | 34.9 | 19.8 | 30.2 | 17.5 | 425.5 | R55 | 6.4 |
12 | 406.4 | 31.8 | 39.7 | 38.1 | 22.3 | 33.4 | 17.5 | 495.3 | R60 | 7.9 |
Ring Type Joint Flange Pressure Ratings
| Flanges pressure rating in psig for RTJ Ring Type Joint Flange ASME | |||||||
| Temperature (F°) | 150# | 300# | 400# | 600# | 900# | 1500# | 2500# |
| -20 to 100 | 285 | 740 | 985 | 1480 | 2220 | 3705 | 6170 |
| 200 | 260 | 680 | 905 | 1360 | 2035 | 3395 | 5655 |
| 300 | 230 | 655 | 870 | 1310 | 1965 | 3270 | 5450 |
| 400 | 200 | 635 | 845 | 1265 | 1900 | 3170 | 5280 |
| 500 | 170 | 605 | 805 | 1205 | 1810 | 3015 | 5025 |
| 600 | 140 | 570 | 755 | 1135 | 1705 | 2840 | 4730 |
| 650 | 125 | 550 | 730 | 1100 | 1650 | 2745 | 4575 |
| 700 | 110 | 530 | 710 | 1060 | 1590 | 2655 | 4425 |
| 750 | 95 | 505 | 675 | 1015 | 1520 | 2535 | 4230 |
| 800 | 80 | 410 | 550 | 825 | 1235 | 2055 | 3430 |
| 850 | 65 | 320 | 425 | 640 | 955 | 1595 | 2655 |
| 900 | 50 | 230 | 305 | 460 | 690 | 1150 | 1915 |
| 950 | 35 | 135 | 185 | 275 | 410 | 685 | 1145 |
| 1000 | 20 | 85 | 115 | 170 | 255 | 430 | 715 |
