Pipe Fittings Suppliers are of the best India Top Manufacturers, Suppliers, Wholesalers and distributors in India. These Flat Flanges are available in Stainless Steel Flat Face Flanges, SS Flat Face Flanges, and Alloy Steel Flat Face Flanges. The specifications of flat flanges are with size from ½” to 60” including the class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6, 10, 16, 25, 40 Etc. The standards are as ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, and ANSI B16.48
These types of flanges come in three types naming as Flate Face (FF), Raised Face (RF), and Ring Type Joint (RTJ). All of these products also are customised according to your industry requirements and for what purpose it is used. All materials used to produce this flanges by grading them as ASTM A182 /304L,F316/316L,F347 for stainless steel, and for carbon steel it is as ASTM A105 ASTM A350LF2/LF3 ASTM; ASTM A694F42/F46/F52/F56/F60/F65/F70. For Alloy Steel Flat Face Flanges the grades are best used ASTM A182F 5, F7F11, F12, F22 and F9. Flat Flanges are used more in petro and chemical industries. Flat Flanges are widely exported and distributed in many countries for its high quality use in various industries such as petroleum, oil, gas and liquid.
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UAE, Saudi Arabia, Kuwait, Qatar, Egypt, Turkey, Oman, Africa, Malaysia & many countries in USA & Europe are the main market where our products are exported. Being an ISO 9001, 14001, OHSAS 18001 with PED 97/23/EC approved Supplier & Exporter of Industrial raw materials. Pipe Elbow, Pipe Tee, Pipe Cross, Lap Joints, Butt-Weld Pipes and many more are also available with other types of carbon, nickel, alloy and stainless steel flanges and fittings available.
Being certified & Award winner for Supplier & Exporter of industrial stainless Steel piping materials we have the best pipes and tubes solutions with best pricing. All of our high quality products are tested on different parameter for excellent product value in the market. Our business tie ups and networks are beneficial to more than 600 reputed organisations in more than 30+ countries from last 25 years with 95% of customer retention.
Flat Flanges Specification
| Producty Type | Flat Flanges |
|---|---|
| Size | ½” (15 NB) to 48″ (1200NB) |
| Stainless Steel Flat Flanges | ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L |
| Carbon Steel Flat 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, F70 |
| Alloy Steel Flat Flanges | ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91 |
| Duplex Steel Flat Flanges | ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61 |
| Pressure Class Ratings | Class 150, Class 300, Class 400, Class 600, Class 900, Class1500, Class 2500 | PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Specialize | As per drawing |
| Standard | ANSI : ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48 ,JIS,DIN,BS4504,SABS1123,EN1092-1, UNI,AS2129,GOST-12820DIN : DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673B.S : BS4504 , BS4504, BS1560, BS10 |
| Connection Type / Flange Face Type | Ring Type Joint, Lap-Joint Face, Raised Face, Flat Face, Large Male-Female, Small Male-Female, Large Tongue & Groove, Small Tongue & Groove |
ASME/ ANSI B16.5 Flat Pipe Flanges Manufacturing Materials :
| Dimensions | Base Material | Pressure Rating |
|---|---|---|
| ASME B16.5 | ASTM A182 (Forgings) ASTM A240 (Plate) | 150#. 300#. 400#. 600#. 900#. 1500#. 2500#. |
| API 605 | ASTM A182 (Forgings) ASTM A240 (Plate) | 150#. 300#. 400#. 600#. 900#. 1500#. 2500#. |
| ASME B16.47series A & B | ASTM A182 (Forgings) ASTM A240 (Plate) | 150#. 300#. 400#. 600#. 900#. 1500#. 2500#. |
| EN1092-1 | ASTM A182 (Forgings) | PN2.5. PN6. PN10. PN16. PN25. PN40. PN63. PN100. PN160. PN250. PN320. PN400. |
| BS4504 | BS970 (Bar)ASTM A240 (Plate) ASTM A182 (Forgings) | PN2.5. PN6. PN10. PN16. PN25. PN40. PN63. PN100. PN160. |
| BS10 | BS970 (Bar)ASTM A240 (Plate) ASTM A182 (Forgings) |
Typical Stainless Steel 18/8 Grade Designations:
|
ASTM
|
BS
|
DIN
|
EURONORM
|
|---|---|---|---|
|
304
|
304S15
|
X5 Cr Ni 18 10
|
1.4301
|
|
304L
|
304S11
|
X2 Cr Ni 18 9
|
1.4307
|
|
316
|
316S31
|
X5 Cr Ni Mo 17 12 2
|
1.4401
|
|
316L
|
316S11
|
X2 Cr Ni Mo 17 13 2
|
1.4404
|
|
321
|
321S31
|
X6 Cr Ni 18 10
|
1.4541
|
|
316Ti
|
320S31
|
X6 Cr Ni Mo Ti 17 12 2
|
1.4571
|
|
SMO
|
254SMO
|
X1 Cr Ni Mo Cu N 20 18 7
|
1.4547
|
Dimension and weight of DIN2503 PN40 Flat Flange
|
Nominal Pipe Size
|
Diameter of Pipe
|
Flange I.D
|
No. of holes
|
Flange Dia
|
Thk of Flange
|
Dia of Bolt Circle
|
Dia 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
|