Large diameter Flanges Supplier

Nextgen Steel & Alloys is a leading supplier and producer of excellent  quality Large Diameter Flanges. A Large Diameter Flange is broadly used to connect pipes, valves, pumps, and other piping equipment. Our flange products allow speedy modification, easy supervision, and smooth access to clean pipes. As the name implies, these Large Diameter Flanges can help block or connect two pipes with very bid diameters. We are offering these commonly used flange types in industrial services such as oil and gas pipelines and refineries, etc. Our flanges also can be easily installed, so these can be suitable in any atmosphere and hostile setting. The Large Diameter Flanges have superior corrosion resistance as well as higher tensile strength.

ASME B16.5 Large Diameter Flanges, Flat Faced Large Diameter Flanges, ANSI B16.5 Large Diameter Flange, Raised Face Large Diameter Flanges, ASME B16.47 Series A Large Diameter Flange, Large Diameter Pipe Flange, Large Diameter Flange Manufacturer In Mumbai, India.

Large Diameter Flanges

Class 150 Large Diameter Flanges, Nickel Alloy Large Diameter Flange, Stainless Steel Large Diameter Flanges, Alloy Steel Large Diameter Flange, Duplex Steel Large Diameter Flange, Carbon Steel Large Diameter Flange, Class 300 Large Diameter Flanges, Class 600 Large Diameter Flanges Exporter, Large Diameter Flanges Supplier In India.

Nextgen Steel & Alloys is offering Large Diameter Flanges in standard and custom-made specifications to fulfil our valuable  customers’ specific demands across the globe. These are manufactured under the observation of our proficient expert team using advanced machinery and technical advancements. Our professionals use genuine quality alloy material for the fabrication of these flanges. The material is chosen as per the international material standards to produce accurate and efficient flanges. As a result, we offer LD Flanges with exceptional advantages like great strength, robustness, easy connection, dimensional precision, and cost-effectiveness. Using modern tools and equipment in our highly developed infrastructure, we are designing and forming Large Diameter Flanges. We carry out the development according to national and international norms and specifications to bring out dimensionally accurate flanges.

Nextgen Steel & Alloys produces Large Diameter Flanges in every required type, standard, grade, size, and dimension. Before delivery, each large diameter flange is inspected under the strict observation of our specialists to assure flawlessness and performance. In addition, our quality control team checks total the qualitative parameters by doing different non-destructive and destructive tests on the flanges.

Other Flange Products:

Standard Specifications for Large diameter Flanges

Large diameter Flanges Dimensions

ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.

Large diameter Flanges Standard

ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.

Large diameter Flanges Size

1/2" (15 NB) to 48" (1200NB) DN10~DN5000

Large diameter Flanges Class / Pressure

150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.

Pressure Calculation in DIN

6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64

Large diameter Flange Face Type

Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Large diameter Flanges Materials and Grade :

Stainless Steel Large diameter Flanges :
ASTM A182, F304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L, SMO 254

Duplex & Super Duplex Steel Large diameter Flanges :
ASTM / ASME A/SA 182 F44, F45, F51, F53, F55, F60, F61 / Duplex 2205 – UNS S31803, UNS S32205 / Super Duplex 2507 – UNS S32750, UNS S32760

Carbon Steel Large diameter Flanges :
ASTM/ ASME A105, ASTM/ ASME A350 LF2, ASTM A694 & ASME SA694 F42 / F46 / F52 / F56 / F60 / F65 / F70

Alloy Steel Large diameter Flanges :
ASTM / ASME A182 F5 / F9 / F11 / F12 / F22 / F91

Inconel Large diameter Flanges : ASTM B564, Inconel 600 – UNS No. N06600, Inconel 601 – UNS No. N06601, Inconel 625 -UNS No. N06625, Inconel 715, Inconel 718 – UNS No. N07718, Incoloy 800 / 800H /800HT – (UNS No. N08800 / N08810 / N08811), Incoloy 825 – UNS No. N08825, Incoloy 925 – UNS No. N09925

Hastelloy Large diameter Flanges :
ASTM B/SB564, Hastelloy B2 – UNS No. N10665, Hastelloy B3 – UNS No. N010675, Hastelloy C4 – UNS No. N06455, Hastelloy C22 – UNS No. N06022, Hastelloy C276 – UNS No. N10276, Hastelloy C2000 – UNS No. N06200, Hastelloy X – UNS No. N06002

Nickel Large diameter Flanges : Nickel 200 – UNS No. N02200 , Nickel 201 – UNS No. N02201

Monel Large diameter Flanges :
ASME SB 564, Monel 400 – UNS No. N04400, Monel K500 – UNS No. N05500

Titanium Large diameter Flanges :
ASTM B381 / ASME SB381, Grade 2 – UNS No. R50400, Grade 5 – UNS No. R56400

Alloy 20 Large diameter Flanges :
ASTM B462 / ASME SB462 – UNS No. N08020

Contact us to get quote for your requirement.

Our worldwide presence ensures the timeliness, cost efficiency and compliance adherence required to ensure your production timelines are met.

Dimensions of Large diameter pipe flange

ASME B16.47 Series A Slip On Flange Class 150 LBS Dimensions
NPS
A
B
I
Holes
C
D
F
G
Weight
22″
750
563.6
35
20
46
80
610
641
72.66
26″
870
665.2
35
24
68.5
90
724
749
120.47
28″
925
716
35
28
71.5
95
781
800
136.16
30″
985
766.8
35
28
74.5
100
832
857
161.04
32″
1060
817.6
41
28
81
106
889
914
205.07
34″
1110
868.4
41
32
82.5
110
940
965
216.76
36″
1170
919.2
41
32
90.5
120
997
1022
265
38″
1240
970
41
32
87.4
120
1060
1073
297.15
40″
1290
1020
41
36
90.5
125
1111
1124
319.65
42″
1345
1071.6
41
36
97
130
1168
1194
363.84
44″
1405
1122.4
41
40
102
136
1219
1245
414.1
46″
1455
1173.2
41
40
103
144
1270
1295
437
48″
1510
1224
41
44
108
150
1327
1359
484.52
50″
1570
1274.8
48
44
111
160
1378
1410
521.23
52″
1625
1325.6
48
44
116
170
1435
1460
581.51
54″
1685
1376.4
48
44
121
178
1492
1511
652.63
56″
1745
1427.2
48
48
124
188
1540
1575
713.31
58″
1805
1478
48
129
195
1590
1626
799.81
60″
1855
1528.8
48
52
132
200
1657
1676
836.15

 

ASME B16.47 Series A Slip On Flange Class 300 LBS Dimensions
NPS
A
B
I
Holes
C
D
F
G
Weight
22″
840
563.6
41
24
66.5
100
640
641
159
26″
970
665.2
44
28
79.5
130
720
749
238.15
28″
1035
716
44
28
85.5
147
775
800
295.5
30″
1090
766.8
48
28
92
160
825
857
338.8
32″
1150
817.6
51
28
98.5
170
880
914
395.57
34″
1205
868.4
51
28
102
180
935
965
446.43
36″
1270
919.2
54
32
105
190
990
1022
502.9
38″
1170
970
41
32
108
140
995
1029
256.33
40″
1240
1020
44
32
114
150
1050
1086
316.78
42″
1290
1071.6
44
32
119
156
1100
1137
343.98
44″
1355
1122.4
48
32
124
160
1150
1194
394.78
46″
1415
1173.2
51
28
129
170
1205
1245
455.19
48″
1465
1224
51
32
133
180
1255
1314
482.1
50″
1530
1274.8
54
32
140
190
1305
1359
557.35
52″
1580
1325.6
54
32
144
198
1355
1410
595.56
54″
1660
1376.4
60
28
152
210
1410
1467
741.05
56″
1710
1427.2
60
28
154
220
1465
1518
786.03
58″
1760
1478
60
32
159
228
1515
1575
824.35
60″
1810
1528.8
60
32
164
235
1585
1620
904.14

Weight Chart of ASME B16.5 Large diameter Flanges


Thickness
Drilling
Weight
Nom Size
OD
Weld Neck
Blind
OD of RF
Dia at Base
LTH
Dia Bevel
Bolt Circle
Bolt Length
HoleDia
# of Holes
Weld Neck
Blind
O
C
C
R
X
Y
A
(1)
(2)
26
34.25
2.63
2.63
29.5
26.62
4.69
26
31.75
8.75
1.38
24
300
702
28
36.5
2.75
2.75
31.5
28.62
4.88
28
34
9
1.38
28
345
833
30
38.75
2.88
2.88
33.75
30.75
5.32
30
36
9.25
1.38
28
400
982
32
41.75
3.13
3.13
36
32.75
5.63
32
38.5
10.5
1.62
28
505
1237
34
43.75
3.19
3.19
38
34.75
5.82
34
40.5
10.5
1.62
32
540
1384
36
46
3.5
3.5
40.25
36.75
6.13
36
42.75
11
1.62
32
640
1676
38
48.75
3.38
3.38
42.25
39
6.13
38
45.25
11
1.62
32
720
1819
40
50.75
3.5
3.5
44.25
41
6.38
40
47.25
11
1.62
36
775
2040
42
53
3.75
3.75
47
43
6.69
42
49.5
11.5
1.62
36
890
2381
44
55.25
3.94
3.94
49
45
6.94
44
51.75
12
1.62
40
990
2717
46
57.25
4
4
51
47.12
7.25
46
53.75
12
1.62
40
1060
2961
48
59.5
4.19
4.19
53.5
49.12
7.5
48
56
12.5
1.62
44
1185
3348
50
61.75
4.32
4.32
55.5
51.25
7.94
50
58.25
13.25
1.88
44
1270
3716
52
64
4.5
4.5
57.5
53.25
8.19
52
60.5
13.75
1.88
44
1410
4156
54
66.25
4.69
4.69
59.5
55.25
8.44
54
62.75
14
1.88
44
1585
4639
56
68.75
4.82
4.82
62
57.38
8.94
56
65
14.25
1.88
48
1760
5132
58
71
5
5
64
59.38
9.19
58
67.25
14.75
1.88
48
1915
5675
60
73
5.13
5.13
66
61.38
9.38
60
69.25
15
1.88
52
2045
6154

Large diameter Flanges Available Inventory

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Application of Large diameter Flanges

Large diameter Flanges in Oil & Gas Exploration
Oil & Gas Exploration 84%
Large diameter Flanges in Shipbuilding
Shipbuilding 60%
Large diameter Flanges in Petrochemical
Petrochemical 84%
Large diameter Flanges in Nuclear Power Plants
Nuclear Power Plants 71%
Large diameter Flanges in Food & Dairy Industries
Food & Dairy Plants 73%
Large diameter Flanges in Chemical Industries
Chemical Industries 81%
Large diameter Flanges in Pharmaceutical Industries
Pharmaceutical 57%

We Export Large diameter Flanges Across the Globe

MIDDLE EAST : Saudi Arabia, Iran, Ira, Qatar, Bahrain, Oman, Kuwait, Turkey, Yemen, Syria, Jordan, Cyprus

AFRICA : Nigeria, Algeria, Angola, South Africa, Libya, Egypt, Sudan, Equatorial Guinea, the Republic Of Congo, Gabon

NORTH AMERICA : US, Canada, Mexico, Panama, Costa Rica, Puerto Rica, Trinidad And Tobago, Jamaica, Bahamas, Denmark

EUROPE : Russia, Norway, Germany, France, Italy, UK, Spain, Ukraine, Netherlands, Belgium, Greece, Czech Republic, Portugal, Hungary Albania, Austria, Switzerland, Slovakia Finland, Ireland Croatia, Slovenia, Malta

ASIA : Singapore, Malaysia, Indonesia, Thailand, Vietnam, South Korea, Japan, Sri Lanka, Maldives, Bangladesh, Myanmar, Taiwan, Cambodia

SOUTH AMERICA : Argentina, Bolivia, Brazil, Chile, Venezuela, Colombia, Ecuador, Guyana, Paraguay, Uruguay

We Supply Large diameter Flanges All over India

Andhra Pradesh : Visakhapatnam, Vijayawada

Bihar : Patna

Chhattisgarh : Raipur

Delhi : New Delhi

Gujarat : Ahmedabad, Surat, Vadodara, Rajkot

Haryana : Faridabad

Jammu and Kashmir : Srinagar

Jharkhand : Ranchi, Dhanbad

Karnataka : Bangalore

Madhya Pradesh : Indore, Bhopal, Gwalior, Jabalpur

Maharashtra : Mumbai, Pune, Nagpur, Thane, Nashik, Kalyan-Dombivli, Vasai-Virar, Aurangabad, Navi Mumbai

Punjab : Ludhiana, Amritsar

Rajasthan : Jaipur, Jodhpur, Kota

Tamil Nadu : Chennai, Coimbatore, Salem, Madurai

Telangana : Hyderabad

Uttar Pradesh : Lucknow, Kanpur, Ghaziabad, Agra, Meerut, Varanasi, Allahabad

West Bengal : Kolkata, Howrah

47, Navnidhi Bhavan, Ground Floor, Shop No. 2, 5th Kumbharwada Lane, Near Moti Cinema, Mumbai 400 004, India.

Mail: sales1@ng-steel.com
mfg@ng-steel.com

Fax: +91 22 2389 2178

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