Monel 400 Flanges manufacturers in India

Monel 400 Flanges

ASTM B564 UNS N04400 Blind, Slip On, Weld Neck and Alloy 400 Socket Weld Flange manufacturer in India

Is ANSI Monel 400 Flange same as SAE?
ANSI Monel 400 flanges are not similar to SAE standards. They may have acronyms, which indicate they do the same work in the industry; however, there are some minor differences in the functioning and overall workings.

  • ANSI Monel 400 flanges are manufactured following standards set by organizations. SAE is an international society of automotive engineers, which helps in publishing standards for different aerospace, automotive and commercial vehicles.
  • ANSI thrives to improve the USA’s position in the global markets. SAE standards are common in North America to indicate and measure automotive units and construction tools for customary units in the United States. It is best known for its rating of horsepower in engines.

How much pressure can a Class 600 Alloy 400 flange hold?
Flanges are designed with unique pressure classes. A pressure class in a flange helps in determining the maximum allowable pressure a flange can suffice in, as there is a gradual increase in the temperature. Flanges are characterized and classified by ASME and ANSI standards. The term lb is used in designating the pressure class in the flange. A class 600 Monel 400 flange is a strong component belonging to a standard pressure class. These flanges can withstand pressures of 890 psi at 600 degrees F. As there is a gradual increase in the temperature the pressure and tolerances in the flanges starts receding slowly.

Can you use a ring gasket on an ASTM B564 UNS N04400 flat face flange?
Gaskets are devices, which are utilized for effectively sealing different types of mating flanges. Monel 400 Flanges are generally based on two categories a raised and a flat face flange. A flat face flange has a gasket surface on the same plane as the bolting area. An ASTM B564 UNS N04400 Flat face flange generally makes use of full-face gaskets to seal the flanges. These gaskets have a design similar to the flange allowing it to be bolted easily with the flange. Rings gaskets are not preferred in flat face flanges as they are designed to sit perfectly on a raised surface. They have no bolt holes and are positioned in the interior of flange bolts.

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Monel 400 Flanges Specification List

Specification: Monel 400 Flanges
Production technique
  • Forged, Heat treated and machined
JIS 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K
EN 10Bar 16Bar 6Bar 25Bar 40Bar
Pressure Rating ANSI 2500 LBS, Class 150 LBS, 900 LBS, 1500 LBS, 300 LBS, 600 LBS
Most common types of Flanges Forged / Threaded / Screwed / Plate
Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Size Chart 1/2" to 48"
Coating Oil Black Paint, Anti-rust Paint, Zinc Plated, Cold and Hot Dip Galvanized, Yellow Transparent,
UNI 6Bar 10Bar 16Bar 25Bar 40Bar
Standards ASME/ANSI B16.5, API 590, ASME B16.47A/B, ASME B16.36, API7S-15, ISO 70051, EN 1092-1, DIN, B16.48, GOST, API7S-43, API 605, API 6A, BS 10, MSS SP44, BS1560-3.1, BS 4504, BS, EN-1092, EN, DIN, JIS B2220, B16.47 Series A & B, BS 1042
Connect Type/ Flanges Face Type Flat Face (FF) Flanges, Large Male-Female (LMF) Flanges, Raised Face (RF) Flanges, Large Tongue & Groove, Groove, Lap-Joint Face (LJF) Flanges, Small Male-Female (SMF) Flanges, Small Tongue Flanges, Ring Type Joint (RTJ) Flanges

Types Of Monel 400 Flanges For Sale

8 Inch, SCH 120, 300LB, ASME B16.5, Monel 400 Slip-on Flange

8 Inch, SCH 120, 300LB, ASME B16.5, Monel 400 Slip-on Flange

10 Inch, EN 1092-1, SCH 80, DN200, PN16, Monel 400 Slip On Flange

10 Inch, EN 1092-1, SCH 80, DN200, PN16, Monel 400 Slip On Flange

6 Inch, 150#, ASME B16.5, Monel 400 Slip On Flange

6 Inch, 150#, ASME B16.5, Monel 400 Slip On Flange

20 Inch, 300LB, RF, ASTM B564 Monel 400 Slip on Flange

20 Inch, 300LB, RF, ASTM B564 Monel 400 Slip on Flange

4 Inch, SCH 20, 600#, RF, Alloy 400 Blind Flange

4 Inch, SCH 20, 600#, RF, Alloy 400 Blind Flange

8 Inch, DN 100, SCH 60, 600#, RF, Alloy 400 Blind Flange

8 Inch, DN 100, SCH 60, 600#, RF, Alloy 400 Blind Flange

10 Inch, SCH 120, Class 600, RF, ASME B16.5, Alloy 400 Blind flange

10 Inch, SCH 120, Class 600, RF, ASME B16.5, Alloy 400 Blind flange

6 Inch, Class 150, RF End, Alloy 400 Blind Flange

6 Inch, Class 150, RF End, Alloy 400 Blind Flange

26 Inch, SCH 20, Class 600, ASME B16.5, UNS N04400 WN Flange

26 Inch, SCH 20, Class 600, ASME B16.5, UNS N04400 WN Flange

14 Inch, SCH STD, UNS N04400 Weld Neck Flange

14 Inch, SCH STD, UNS N04400 Weld Neck Flange

28 Inch, 600#, UNS N04400 WN Flange

28 Inch, 600#, UNS N04400 WN Flange

2 Inch, ASME B16.5, 150#, RF, UNS N04400 WN Flange

2 Inch, ASME B16.5, 150#, RF, UNS N04400 WN Flange



ASTM B564 Monel 400 Flanges Dimensions

CLASS NPS Alloy 400 SORF Flanges Alloy 400 NPT Flanges Alloy 400 SW Flanges Alloy 400 Loose Flanges Alloy 400 BLRF Flanges Alloy 400 WN Flanges
150# ½ 1 1 2 1 2 2
¾ 2 2 2 2 2 2
1 2 2 2 2 2 3
1¼ 3 3 3 3 3 3
1½ 3 3 3 3 4 4
2 5 5 5 5 5 6
2½ 8 8 8 8 7 10
3 9 9 9 9 9 11.5
3½ 11 12 11 11 13 12
4 13 13 13 13 17 16.5
5 15 15 15 15 20 21
6 19 19 19 19 27 26
8 30 30 30 30 47 42
10 43 43 43 43 70 54
12 64 64 64 64 123 88
14 90 90 90 105 140 114
16 106 98 98 140 180 140
18 130 130 130 160 220 165
20 165 165 165 195 285 197
22 185 185 185 245 355 225
24 220 220 220 275 430 268
CLASS NPS SORF NPT Flanges SW Loose BLRF WN
300# ½ 2 2 3 2 2 2
¾ 3 3 3 3 3 3
1 3 3 3 3 4 4
1¼ 4.5 4.5 4 4.5 6 5
1½ 6.5 6.5 6 6.5 7 7
2 7 7 7 7 8 9
2½ 10 10 10 10 12 12
3 13 14 13 14.5 16 18
3½ 17 17 17 17 21 20
4 23.5 24 22 24 28 26.5
5 29 31 28 28 37 36
6 39 39 39 39 50 45
8 58 58 58 58 81 69
10 81 81 81 91 124 100
12 115 115 115 140 185 142
14 165 165 165 190 250 206
16 210 220 190 234 315 250
18 253 280 250 305 414 320
20 315 325 315 375 515 400
22 370 370 370 435 640 465
24 490 490 475 550 800 580
CLASS NPS SORF NPT Flanges SW Loose BLRF WN
400# ½ 2 2 2 2 2 3
¾ 3 3 3 3 3 3.5
1 3.5 3.5 3.5 3.5 4 4
1¼ 4.5 4.5 4.5 4.5 6 4.5
1½ 6.5 6.5 6.5 6.5 8 8
2 8 8 8 8 10 10
2½ 12 12 12 11 15 14
3 15 15 15 14 20 18
3½ 21 21 21 20 29 26
4 26 26 26 25 33 35
5 31 31 31 29 44 43
6 44 44 44 42 61 57
8 67 67 67 64 100 89
10 91 91 91 110 155 125
12 130 130 130 152 226 175
14 191 191 191 210 310 233
16 253 253 253 280 398 295
18 310 310 310 345 502 360
20 378 378 378 420 621 445
22 405 405 405 455 720 505
24 539 539 539 615 936 640
CLASS NPS SORF NPT Flanges SW Loose BLRF WN
600# ½ 2 2 2 2 3 3
¾ 3 3 3 3 4 4
1 4 4 4 4 4 4
1¼ 5 5 5 5 6 6
1½ 7 7 7 7 8 8
2 9 9 9 9 10 12
2½ 13 13 13 12 15 18
3 16 16 16 15 20 23
3½ 21 21 21 20 29 26
4 37 37 37 36 41 42
5 63 63 63 63 68 68
6 80 80 80 78 86 81
8 115 15 15 112 140 120
10 177 177 177 195 231 190
12 215 215 215 240 295 226
14 259 259 259 290 378 347
16 366 366 366 400 527 481
18 476 476 476 469 665 555
20 612 612 612 604 855 690
22 590 590 590 670 1000 720
24 876 876 876 866 1250 977
CLASS NPS SORF NPT Flanges SW Loose BLRF WN
900# ½ 6 6 6 6 4 7
¾ 6 6 6 6 6 7
1 7.5 7.5 7.5 7.5 9 8.5
1¼ 10 10 10 10 10 10
1½ 14 14 14 14 14 14
2 22 22 22 21 25 24
2½ 31 31 31 25 32 31
3 36 36 36 29 35 36
4 53 53 53 51 54 53
5 83 83 83 81 87 86
6 110 110 110 105 115 110
8 172 172 172 190 200 187
10 245 245 245 277 290 268
12 326 326 326 371 415 372
14 400 400 400 415 520 562
16 459 459 459 488 619 685
18 647 647 647 670 880 924
20 792 792 792 868 1107 1164
24 1480 1480 1480 1659 2099 2107
CLASS NPS SORF NPT Flanges SW Loose BLRF WN
1500# ½ 6 6 6 6 4 7
¾ 6 6 6 6 6 7
1 8 8 8 8 9 9
1¼ 10 10 10 10 10 10
1½ 14 14 14 14 14 14
2 25 25 25 25 25 25
2½ 36 36 36 35 35 36
3 48 48 48 47 48 48
4 73 73 73 75 73 73
5 132 132 132 140 140 132
6 165 165 165 170 160 165
8 260 260 260 286 302 275
10 436 436 436 485 510 455
12 667 667 667 749 775 690
14 940 940 940 890 975 940
16 1250 1250 1250 1250 1300 1250
18 1625 1625 1625 1475 1750 1625
20 2050 2050 2050 1775 2225 2050
24 2825 2825 2825 2825 3625 3325
CLASS NPS SORF NPT Flanges SW Loose BLRF WN
2500# ½ …. 7 …. 7 7 8
¾ …. 9 …. 8 10 9
1 …. 12 …. 12 12 13
1¼ …. 18 …. 17 18 20
1½ …. 25 …. 24 25 28
2 …. 38 …. 37 39 42
2½ …. 55 …. 53 56 52
3 …. 83 …. 80 86 94
4 …. 127 …. 122 133 146
5 …. 210 …. 204 223 244
6 …. 323 …. 314 345 378
8 …. 485 …. 471 533 576
10 …. 925 …. 897 1025 1068
12 …. 1300 …. 1262 1464 1608

UNS N04400 Blind Flanges Weight Chart

Standard Class Dia. Bolt Circle Dia. Number of Bolts Bolt Size Dia. of Bolt Hole
AS4087 PN14 95 67 4 M12 14
AS 2129 Flange Table C 95 67 4 13 14
Table D 95 67 4 13 14
Table E 95 67 4 13 14
Table F 95 67 4 13 14
Table H 114 83 4 16 17
Table J 114 83 4 16 17
ANSI B16.5 ANSI 150 89 60 4 13 16
ANSI 300 95 67 4 13 16
ANSI 600 95 67 4 13 16
ANSI 900 121 83 4 19 22
ANSI 1500 121 83 4 19 22
ISO 7005 (DIN) Flange PN6 80 55 4 M10 11
PN10 95 65 4 M12 14
PN16 95 65 4 M12 14
PN20 90 60.5 4 M14 16
PN25 95 65 4 M12 14
PN40 95 65 4 M12 14

Check Alloy 400 Spectacle Blind / Forged Threaded Flanges Chemical Composition And Mechanical Properties.


Werkstoff Nr. 2.4360 Slip On Flanges Equivalent

STANDARD UNS WNR. AFNOR EN JIS BS GOST
Monel 400 Flanges N04400 2.4360 NU-30M NiCu30Fe NW 4400 NA 13 МНЖМц 28-2,5-1,5

Alloy 400 Weld Neck Flanges Chemical Analysis

Grade Ni C Al Mn Si Fe Cu S
Monel 400 Flanges 63.0 min 0.3 maximum 0.50 maximum 2.0 maximum 0.5 maximum 1.0 - 2.5 28.0 - 34.0 0.02 maximum

EN NiCu30Fe SWRF Flange Mechanical Chart

Density Melting Point Yield Strength (0.2%Offset) Tensile Strength Elongation
8.8 g/cm3 1350 °C (2460 °F) Psi – 35,000 , MPa – 240 Psi – 80,000 , MPa – 550 40 %

Werkstoff Nr. 2.4360 Raised Face Flange Pressure Ratings, Weight Chart, Specifications and Standards.


ASTM B564 UNS N04400 Flanges Pressure Class

ANSI/ASME B16.34 ANSI PRESSURE RATING
Temperature °F 150LB 300LB 400LB 600LB 900LB 1500LB 2500LB
-20 to 100 275 720 960 1440 2160 3600 6000
200 230 600 800 1200 1800 3000 5000
300 205 540 720 1080 1620 2700 4500
400 190 495 660 995 1490 2485 4140
500 170 465 620 930 1395 2330 3880
600 140 435 580 875 1310 2185 3640
650 125 430 575 860 1290 2150 3580
700 110 425 565 850 1275 2125 3540
750 95 415 555 830 1245 2075 3460
800 80 405 540 805 1210 2015 3360
850 65 395 530 790 1190 1980 3300
900 50 390 520 780 1165 1945 3240
950 35 380 510 765 1145 1910 3180
1000 20 320 430 640 965 1605 2675
1050 20 310 410 615 925 1545 2570
1100 20 255 345 515 770 1285 2145
1150 20 200 265 400 595 995 1655
1200 20 155 205 310 465 770 1285
1250 20 115 150 225 340 565 945
1300 20 85 115 170 255 430 715
1350 20 60 80 125 185 310 515
1400 20 50 65 95 145 240 400
1450 15 35 45 70 105 170 285
1500 10 25 35 55 80 135 230


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