ASME/ ANSI B16.5 ANSI 150 FF Flange manufacturer in Stainless Steel and Carbon Steel material
Commonly materials like stainless steel, alloy steel and carbon steel are preferred for the production of flanges. This is because out of all the metal alloys available, these metals are inexpensive, their properties range from mid to high levels, they are versatile and make the high-quality ASME B16.5 Flat Face Flange. Furthermore, alloy steels and stainless steels have better corrosion resistance properties. These properties are far better than the Carbon Steel Flat Face Flange. But unlike stainless and alloy steels, carbon steels are tough and they perform well despite being exposed to low-temperature environments. Another aspect of carbon steel is that there is no change in the ANSI B16.5 Flange Flat Dimensions when used in cold temperature conditions. Usually, stainless steel alloys are not resilient to being used at cryogenic temperatures.
Since they are ductile they get easily deformed. This being said, not all Stainless Steel Flat Face Slip On Flange is damaged when used at extremely low temperatures. Grades like 304 Stainless Steel Flat Flange function well, without any significant loss in either tensile strength or in its mechanical properties. Having standardised components makes assembling piping systems easy. The most common Flat Face Flange Standards are from the ASTM or from Ansi, both of which act as guidelines for the manufacturer.

ASME B16.5 Flat Face Flange Din 2576

Stainless Steel Flat Face Flange

ASTM A105 Carbon Steel Flat Flange

Specification Chart Of Pn16 Flat Face Flange To Raised Face Flange, Accept All Small/ Large Orders Pn10 Weld Neck Flat Face Flange, We Supply Large Amount Of Ansi 150 Ring Type Gasket For Flat Face Flange World Wide At Best Price.
Flat Flange Din 2576 Specification Format
Specification : | ASME B16.5 Flat Face Flange |
---|---|
EN Standards | 40Bar 25Bar 10Bar 16Bar 6Bar |
Size Chart | 1/2" to 48" |
Manufacturing Shapes | Ring Type Joint, Flat Face, Raised Face, Lap-Joint Face, Small Tongue, Large Tongue & Groove, Large Male-Female, Groove, Small Male-Female |
Pressure Rating ANSI | 600 LBS, 2500 LBS 900 LBS, 1500 LBS, Class 150 LBS, 300 LBS |
UNI Standards | 25Bar 6Bar 40Bar 10Bar 16Bar |
Most common types | Threaded / Forged / Plate /Screwed |
Production technique |
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Standards | MSS S44, ISO70051, EN-1092, DIN, ANSI, ASME/ANSI B16.5/16.36/16.47A/16.47B, BS1560-3.1, ANSI/ASME B16.5, B16.47 Series A & B, B16.48, API7S-15, EN1092, API7S-43, API605, BS4504 |
Japanese Standards | 16 K 20 K, 5K, 10 K, 40 K, 30 K, 63 K |
We Provide Different Type Of ANSI 125 Threaded Flat Face Flange, Check ASME Class 150 Flat Face Flange Dimensions And Raised Face To Flat Face Flange Adapter Pressure Ratings.
Available Stainless Steel Flat Face Flange Types

1 inch, Blind, 150LB, 316L, Stainless Steel Flat Face Flange

4 inch, 150LB, Schedule 10, 304L Weldneck FF Flanges

12 inch, Class 600#, SCH 120, Carbon Steel Flat Face Flange

10 inch, ASME B16.5, ASTM A105 Weld Neck Flat Face Flange

1 inch, 150#, Flat Face Socket Weld Flanges

20 inch, Class 300, Stainless Steel Flange Flat Face Gasket

4 inch, 1500#, PN16, Flat Face Wn Flange

4 inch, SCH 20, Class 300, Flat Face Ring Flange

3 inch, 600#, DN, ASME B16.5, Slip On Flat Face Flange

1-1/2 inch, 150#, ASTM F304L Flat Face Plate Flange

2 inch, 600LB, ASTM A182 Threaded Flat Face Flange

8 inch, SCH 80, Class 300, Flat Face Ring Sch 10 flange
Carbon Steel Flat Face Flange Dimensions Table

NPS | Diameter of Pipe | Flanges I.Diameter | NUmber of holes | Flanges Diameter | Thickness of Flanges | Diameter of Bolt Circle | Diameter of Bolt Holes | Approx. Weight | |
DN | ISO | DIN | D5 | BN | D | b | K | d2 | KG/PCS |
10 | – | 14 | 14.5 | 4 | 90 | 16 | 60 | 14 | 0.7 |
17.2 | – | 17.7 | 4 | 90 | 16 | 60 | 14 | 0.69 | |
15 | – | 20 | 21 | 4 | 95 | 16 | 65 | 14 | 0.77 |
21.3 | – | 22 | 4 | 95 | 16 | 65 | 14 | 0.77 | |
20 | – | 25 | 26 | 4 | 105 | 18 | 75 | 14 | 1.06 |
26.9 | – | 27.6 | 4 | 105 | 18 | 75 | 14 | 1.05 | |
25 | – | 30 | 31 | 4 | 115 | 18 | 85 | 14 | 1.27 |
33.7 | – | 34.4 | 4 | 115 | 18 | 85 | 14 | 1.25 | |
32 | – | 38 | 39 | 4 | 140 | 18 | 100 | 18 | 1.86 |
42.4 | – | 43.1 | 4 | 140 | 18 | 100 | 18 | 1.83 | |
40 | – | 44.5 | 45.5 | 4 | 150 | 18 | 110 | 18 | 2.12 |
48.3 | – | 49 | 4 | 150 | 18 | 110 | 18 | 2.09 | |
50 | – | 57 | 58.1 | 4 | 165 | 20 | 125 | 18 | 2.78 |
60.3 | – | 61.1 | 4 | 165 | 20 | 125 | 18 | 2.74 | |
65 | 76.1 | – | 77.1 | 8 | 185 | 22 | 145 | 18 | 3.48 |
80 | 88.9 | – | 90.3 | 8 | 200 | 24 | 160 | 18 | 4.33 |
100 | – | 108 | 109.6 | 8 | 235 | 24 | 190 | 22 | 5.82 |
114.3 | – | 115.9 | 8 | 235 | 24 | 190 | 22 | 5.61 | |
125 | – | 133 | 134.8 | 8 | 270 | 26 | 220 | 26 | 7.91 |
139.7 | – | 141.6 | 8 | 270 | 26 | 220 | 26 | 7.6 | |
150 | – | 159 | 161.1 | 8 | 300 | 28 | 250 | 26 | 10.12 |
168.3 | – | 170.5 | 8 | 300 | 28 | 250 | 26 | 9.58 | |
175 | 193.7 | – | 196.1 | 12 | 350 | 32 | 295 | 30 | 14.45 |
200 | 219.1 | – | 221.8 | 12 | 375 | 34 | 320 | 30 | 16.9 |
250 | – | 267 | 270.2 | 12 | 450 | 38 | 385 | 33 | 27.28 |
273 | – | 276.2 | 12 | 450 | 38 | 385 | 33 | 26.51 | |
300 | 323.9 | – | 327.6 | 16 | 515 | 42 | 450 | 33 | 36.38 |
350 | 355.6 | – | 359.7 | 16 | 580 | 46 | 510 | 36 | 52.83 |
– | 368 | 372.2 | 16 | 580 | 46 | 510 | 36 | 50.24 | |
400 | 406.4 | – | 411 | 16 | 660 | 50 | 585 | 39 | 74.71 |
– | 419 | 423.7 | 16 | 660 | 50 | 585 | 39 | 71.44 | |
500 | 508 | – | 513.6 | 20 | 755 | 52 | 670 | 42 | 86.87 |
600 | 610 | – | 616.5 | 20 | 890 | 54 | 795 | 48 | 121.84 |
700 | 711 | – | 716 | 24 | 995 | 58 | 900 | 48 | 150.93 |
800 | 813 | – | 818 | 24 | 1140 | 64 | 1030 | 56 | 219.08 |
900 | 914 | – | 920 | 28 | 1250 | 70 | 1140 | 56 | 271.16 |
1000 | 1016 | – | 1022 | 28 | 1360 | 78 | 1250 | 56 | 344.95 |
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Manufacturing Material Of ANSI B16.5 Flat Flange
Dimensions | Base Material |
---|---|
ASME B16.47series A & B | ASTM A240 (Plate), ASTM A182 (Forgings) |
API 605 Weld Neck Flat Face Flange | ASTM A240 (Plate), ASTM A182 (Forgings) |
ASME B16.5 Flat Face Wn Flange | ASTM A240 (Plate), ASTM A182 (Forgings) |
BS4504 Slip On Flat Face Flange | ASTM A182 (Forgings), BS970 (Bar)ASTM A240 (Plate), |
BS10 Socket Weld Flat Face Flange | ASTM A182 (Forgings), BS970 (Bar)ASTM A240 (Plate) |
EN1092-1 Lap Joint Flat Face Flange | ASTM A182 (Forgings) |
Threaded Flat Face Flange Pressure Table
ASME B16.5 Flat Face Flange pressure rating in psig |
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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 |
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Raised Face To Flat Face Flange Adapter Weight Chart Table
ASME B16.5 Flat Face Flange Weight in inch | ||||||||||||||
NPS | O D |
Sch 10 |
Sch 20 |
Sch 30 |
Std. Wall |
Sch 40 |
Sch 60 |
Extra Strong |
Sch 80 |
Sch 100 |
Sch 120 |
Sch 140 |
Sch 160 |
Double Extra Strong |
1/2” | 0.840 | 0.674 | 0.622 | 0.622 | 0.546 | 0.546 | 0.464 | 0.252 | ||||||
3/4” | 1.050 | 0.884 | 0.824 | 0.824 | 0.742 | 0.742 | 0.612 | 0.434 | ||||||
1” | 1.315 | 1.097 | 1.049 | 1.049 | 0.957 | 0.957 | 0.815 | 0.599 | ||||||
1.1/4” | 1.660 | 1.442 | 1.380 | 1.380 | 1.278 | 1.278 | 1.160 | 0.896 | ||||||
1.1/2” | 1.900 | 1.682 | 1.610 | 1.610 | 1.500 | 1.500 | 1.338 | 1.100 | ||||||
2” | 2.375 | 2.157 | 2.067 | 2.067 | 1.939 | 1.939 | 1.687 | 1.503 | ||||||
2.1/2” | 2.875 | 2.635 | 2.469 | 2.469 | 2.323 | 2.323 | 2.125 | 1.771 | ||||||
3” | 3.500 | 3.260 | 3.068 | 3.068 | 2.900 | 2.900 | 2.624 | 2.300 | ||||||
3-1/2” | 4.000 | 3.760 | 3.548 | 3.548 | 3.364 | 3.364 | 2.728 | |||||||
4” | 4.500 | 4.260 | 4.026 | 4.026 | 3.826 | 3.826 | 3.624 | 3.438 | 3.152 | |||||
5” | 5.563 | 5.295 | 5.047 | 5.047 | 4.813 | 4.813 | 4.563 | 4.313 | 4.063 | |||||
6” | 6.625 | 6.357 | 6.065 | 6.065 | 5.761 | 5.761 | 5.501 | 5.187 | 4.897 | |||||
8” | 8.625 | 8.329 | 8.125 | 8.071 | 7.981 | 7.981 | 7.813 | 7.625 | 7.625 | 7.437 | 7.187 | 7.001 | 6.813 | 6.875 |
10” | 10.750 | 10.420 | 10.250 | 10.136 | 10.020 | 10.020 | 9.750 | 9.750 | 9.562 | 9.312 | 9.062 | 8.750 | 8.500 | 8.750 |
12” | 12.750 | 12.390 | 12.250 | 12.090 | 12.000 | 11.938 | 11.626 | 11.750 | 11.374 | 11.062 | 10.750 | 10.500 | 10.126 | 10.750 |
14” | 14.000 | 13.500 | 13.376 | 13.250 | 13.250 | 13.124 | 12.812 | 13.000 | 12.500 | 12.124 | 11.814 | 11.500 | 11.188 | |
16” | 16.000 | 15.500 | 15.376 | 15.250 | 15.250 | 15.000 | 14.688 | 15.000 | 14.312 | 13.938 | 13.564 | 13.124 | 12.812 | |
18” | 18.000 | 17.500 | 17.376 | 17.124 | 17.250 | 16.876 | 16.500 | 17.000 | 16.124 | 15.688 | 15.250 | 14.876 | 14.438 | |
20” | 20.000 | 19.500 | 19.250 | 19.000 | 19.250 | 18.812 | 18.376 | 19.000 | 17.938 | 17.438 | 17.000 | 16.500 | 16.062 | |
24” | 24.000 | 23.500 | 23.250 | 22.876 | 23.250 | 22.624 | 22.062 | 23.000 | 21.562 | 20.938 | 20.376 | 19.876 | 19.312 | |
30” | 30.000 | 29.376 | 29.000 | 28.750 | 29.250 | 29.000 | ||||||||
36” | 36.000 | 35.376 | 35.000 | 34.750 | 35.250 | 34.500 | 35.000 | |||||||
42” | 42.000 | 41.250 | 41.000 |