+91 9029253570 / +91 9869755546

Flat Flange

ASME SA182 Duplex 2205 Flat Flange, DIN 1.4301 Flat Flange, 2507 Super Duplex Flat Flange, UNS S30400 Flat Flange, UNS N08904 Flat Flange, UNS N06625 Flat Flange, ASTM A182 SS 304 Flat Flange.

flat-flanges-image

About Flat Flange

NISSAN STEEL Manufacturer supplier of SS, High nickel and Duplex / Super duplex Flanges, for enquiry contact on email: sales@nissansteel.com, export@nissansteel.com, nissansteels@gmail.com

WRN 2.4856 Flat Flange Manufacturer, 2507 Super Duplex Flat Flange Supplier, Inconel 625 Flat Flange Exporter.

Specification of Flat Flange

StandardsANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
Size Chart1/2" (15 NB) to 48" (1200NB) DN10~DN5000
Pressure Calculation in DIN6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 Flat Flange
Pressure Rating ANSIClass 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS Flat Flange
UNI6Bar 10Bar 16Bar 25Bar 40Bar Flat Flange
JIS5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K Flat Flange
CoatingOil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized Flat Flange
EN6Bar 10Bar 16Bar 25Bar 40Bar Flat Flange
Most common types of Flat FlangeForged / Threaded / Screwed / Plate
Connect Type/ Flange Face TypeRaised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove

Dimensions Standard Of Flat Flange

Class 150 Flat Flanges Dimensions

øDbgmJkHoleslKg.
1/2"88,911,134,930,222,360,3415,90,400
3/4"98,412,742,938,127,769,8415,90,700
1"107,914,350,849,234,579,4415,90,800
1 1/4"117,515,963,558,843,288,9415,91,100
1 1/2"127,017,573,065,149,598,4415,91,400
2"152,419,092,177,862,0120,6419,02,200
2 1/2"177,822,2104,890,574,7139,7419,03,600
3"190,523,8127,0107,990,7152,4419,04,100
3 1/2"215,923,8139,7122,2103,4177,8819,05,200
4"228,623,8157,2134,9116,1190,5819,05,600
5"254,023,8185,7163,6143,8215,9822,26,300
6"279,425,4215,9192,1170,7241,3822,27,500
8"342,928,6269,9246,1221,5298,4822,212,600
10"406,430,2323,8304,8276,3361,91225,418,500
12"482,631,7381,0365,1327,1431,81225,528,000
14"533,434,9412,7400,0359,1476,21228,636,000
16"596,936,5469,9457,2410,5539,71628,646,000
18"635,039,7533,4504,8461,8577,81631,750,000
20"698,542,9584,2558,8513,1635,02031,764,000
22"749,346,0641,2609,6564,4692,12034,972,000
24"812,847,6692,1663,6615,9749,32034,989,000

Class 300 Flat Flanges Dimensions

øDbgmJkHoleslKg.
1/2"95,614,334,938,122,366,7415,90,700
3/4"117,515,942,947,627,782,5419,01,100
1"123,817,550,854,034,588,9419,01,400
1 1/4"133,319,063,563,543,298,4419,01,800
1 1/2"155,620,673,069,849,5114,3422,22,600
2"165,122,292,184,162,0127,0819,03,400
2 1/2"190,525,4104,8100,074,7149,2822,24,400
3"209,528,6127,0117,590,7168,3822,26,100
3 1/2"228,630,2139,7133,3103,4184,1822,27,500
4"254,031,7157,2146,0116,1200,0822,210,100
5"279,434,9185,7177,8143,8234,9822,212,500
6"317,536,5215,9206,4170,7269,91222,214,100
8"381,041,3269,9260,3221,5330,21225,424,800
10"444,547,6323,8320,7276,3387,31628,637,100
12"520,750,8381,0374,6327,1450,81631,750,000
14"584,254,0412,7425,4359,1514,32031,770,000
16"647,757,1469,9482,6410,5571,52034,990,000
18"711,260,3533,4533,4461,8628,62434,9112,000
20"774,763,5584,2584,2513,1685,82434,9133,000
22"838,266,7641,2641,2564,4742,92441,3197,000
24"914,469,8692,1701,7615,9812,82441,3208,000

Class 600 Flat Flanges Dimensions

øDbgmJkHoleslKg.
1/2"95,214,334,938,122,366,7415,90,800
3/4"117,515,942,947,627,782,5419,01,400
1"123,817,550,854,034,588,9419,01,600
1 1/4"133,320,663,563,543,298,4419,02,100
1 1/2"155,622,273,069,849,5114,3422,23,100
2"165,125,492,184,162,0127,0819,03,700
2 1/2"190,528,6104,8100,074,7149,2822,25,400
3"209,531,7127,0117,590,7168,3822,27,300
3 1/2"228,634,9139,7133,3103,4184,1825,48,900
4"273,038,1157,2152,4116,1215,9825,411,800
5"330,244,4185,7188,9143,8266,7828,624,500
6"355,647,6215,9222,2170,7292,11228,629,500
8"419,155,6269,9273,0221,5349,21231,743,000
10"508,063,5323,8342,8276,3431,81634,970,000
12"558,866,7381,0400,0327,1488,92034,986,000
14"603,269,8412,7431,8359,1527,02038,1100,000
16"685,876,2469,9495,3410,5603,22041,3142,000
18"742,982,5533,4546,1461,8654,02044,4175,000
20"812,888,9584,2609,6513,1723,92444,4232,000
22"869,995,2641,2666,7564,4777,92447,6292,000
24"939,8101,6692,1717,5615,9838,22450,8330,000

Size Of Flat Flange

Normal SizesOutside Daimeter (O.D.)Schedule 10Schedule 20Schedule 30Schedule 40Schedule 60Schedule 80Schedule 100Schedule 120Schedule 140Schedule 160
½0.840.083......0.109...0.147.........0.188
¾1.050.083......0.113...0.154.........0.219
11.3150.109......0.133...0.179.........0.25
1 ¼1.660.109......0.14...0.191.........0.25
1 ½1.90.109......0.145...0.2.........0.281
22.3750.109......0.154...0.218.........0.344
2 ½2.8750.12......0.203...0.276.........0.375
33.50.12......0.216...0.3.........0.438
3 ½40.12......0.226...0.318............
44.50.12......0.237...0.337...0.438...0.531
55.5630.134......0.258...0.375...0.5...0.625
66.6250.134......0.28...0.432...0.562...0.719
88.6250.1480.250.2770.3220.4060.50.5940.7190.8120.906
1010.750.1650.250.3070.3650.50.5940.7190.84411.125
1212.750.180.250.330.4060.5620.6880.84411.1251.312
14140.250.3120.3750.4380.5940.750.9381.0941.251.406
16160.250.3120.3750.50.6560.8441.0311.2191.4381.594
18180.250.3120.4380.5620.750.9381.1561.3751.5621.781
20200.250.3750.50.5940.8121.0311.2811.51.751.969
22220.25..............................
24240.250.3750.5620.6880.9691.2191.5311.8122.0622.344
2626........................................
30300.3120.50.625............................
36360.3120.50.6250.75........................
4040........................................
4242……..……..……..……..……..……..……..……..……..……..
4848……..……..……..……..……..……..……..……..……..……..

Weight Chart Of Flat Flange

Nominal Pipe SizeDiameter of PipeFlange I.DNo. of holesFlange DiaThk of FlangeDia of Bolt CircleDia of Bolt HolesApprox.Weight
DNISODIND5BNDbKd2KG/PCS
10-1414.54901660140.7
17.2-17.74901660140.69
15-20214951665140.77
21.3-224951665140.77
20-252641051875141.06
26.9-27.641051875141.05
25-303141151885141.27
33.7-34.441151885141.25
32-3839414018100181.86
42.4-43.1414018100181.83
40-44.545.5415018110182.12
48.3-49415018110182.09
50-5758.1416520125182.78
60.3-61.1416520125182.74
6576.1-77.1818522145183.48
8088.9-90.3820024160184.33
100-108109.6823524190225.82
114.3-115.9823524190225.61
125-133134.8827026220267.91
139.7-141.6827026220267.6
150-159161.18300282502610.12
168.3-170.5830028250269.58
175193.7-196.112350322953014.45
200219.1-221.812375343203016.9
250-267270.212450383853327.28
273-276.212450383853326.51
300323.9-327.616515424503336.38
350355.6-359.716580465103652.83
-368372.216580465103650.24
400406.4-41116660505853974.71
-419423.716660505853971.44
500508-513.620755526704286.87
600610-616.5208905479548121.84
700711-716249955890048150.93
800813-81824114064103056219.08
900914-92028125070114056271.16
10001016-102228136078125056344.95

Pressure Rating Of Flat Flange

Temperature (°C)Class 150Class 300Class 400Class 600Class 900Class 1500Class 2500
-29 - 3819.851.768.9103.4155259431
5019.551.768.9103.4155259431
10017.751.568.7103.0155258429
15015.850.266.8100.3151251418
20013.848.664.897.2146243405
25012.146.361.792.7139232386
30010.242.957.085.7129214357
3259.341.455.082.6124207344
3508.440.053.480.0120200334
3757.437.850.475.7114189315
4006.534.746.369.4104174290
4255.528.838.457.586.3144240
4504.623.030.746.069.0115192
4753.717.122.834.251.385.4142
5002.811.615.423.234.757.996.5
5381.45.97.911.817.729.549.2

Price Of Flat Flange

Stainless Steel Forged FlangesUSD $2.05 - $10.06 / Piece (FOB Price) on request
Stainless Steel Blind FlangesUSD $2.05 - $10.06 / Piece (FOB Price) on request
Stainless Steel Slip On FlangeUSD $2.05 - $10.06 / Piece (FOB Price) on request
Stainless Steel Socketweld FlangesUSD $2.05 - $10.06 / Piece (FOB Price) on request
Stainless Steel Long Weld Neck FlangesUSD $2.05 - $10.06 / Piece (FOB Price) on request

Application Of Flat Flange

We make sure that our every product is made of high quality raw material. We thoroughly test each and every product before dispatching it to our customers.

Testing Of Flat Flange

We known for its accurate and perfect dimensions. We thoroughly test all our products before shipping them to the customers. We carry out destructive as well as non-destructive tests on all our products.

Packing Of Flat Flange

We uses the most safest and the most effective ways of packaging for all types of deliveries. We pack our goods in various ways such as: