· Flanges are typically attached to the Stainless Steel Hose Pipe after a Ferrule has been welded to the Stainless Steel Hose Pipe.
   
· What we provide are 4 types of Flanges for the Stainless Steel Hose Assembly industry viz, Rotating Flange, Fixed Flange, Din Flange and WNRF Flange.
   
 
· We have installed modern plant and machinery which includes forging shop, die shop, heat treatment shop, conventional and CNC machine shop and quality control equipments and is backed by dedicated and dynamic techniocrats having vast experience in the field and are striengently working with the requirements of ISO 9002.
   
  Grades Stainless Steel: 304/304L/316/316L/321
Stainless Steel Flanges
a) ANSI Standard
  Size 1/2” to 16”
  Type WNRF, SORF, BLRF. Threaded
  Dimension ANSI B 16.5
  Material SS304, SS304L, SS316, SS316L, SS316Ti, SS321
  Pressure Rating 150, 300, 600, 900, 1500, 2500 Class
b) DIN Standard
  Size 15 NB to 400 NB
  Type Siplon, Weldneck, Blind
  Dimension DIN2576, DIN2633, DIN2527 etc.
  Material SS304, SS304L, SS316, SS316L, SS316Ti, SS321
  Pressure Rating PN10, PN16, PN40, PN64
Flanges                                                                                                                                                         ANSI B. 16.5
ASA 150                                                                                                                                            (Dimensions in mm)
Nom.
Pipe
Size
Outside
Diameter
of
Flanges
Thickness
of
Flanges
Diameter
of
Raised
Face
Hub
Dia-
meter
Length through hub-Y
Drilling
Bore
Welding
Neck
Slip on
Screwed
Socket-
Weld
Lap
Joint
Diametre
of Bolt
Circle
Number
& Size
of holes
Weld
Neck
Slip on
& Socket
Weld
Lap
Joint
Depth
of
Socket
in o
mm
Q
mm
R
mm
X
mm
mm mm mm C
mm
No. mm B1
mm
B2
mm
B3
mm
D
mm
1/2 88.9 11.2 35.1 30.2 47.8 15.8 15.8 60.5 4 15.8 15.8 22.4 22.9 9.7
3/4 98.6 12.7 42.9 38.1 52.3 15.8 15.8 69.9 4 15.8 20.8 27.7 28.2 11.2
1 108.0 14.2 50.8 49.3 55.6 17.5 17.5 79.3 4 15.8 26.7 34.5 35.1 12.7

117.4 15.8 63.5 58.7 57.2 20.6 20.6 88.9 4 15.8 35.1 43.2 43.7 14.2

127.0 17.5 73.2 65.0 62.0 22.4 22.4 98.6 4 15.8 40.9 49.5 50.0 15.8
2 152.4 19.1 92.0 77.7 63.5 25.4 25.4 120.7 4 19.1 52.6 62.0 62.5 17.5
177.8 22.4 104.7 90.4 69.9 30.2 30.2 152.4 4 19.1 78.0 90.7 91.4 20.6
3 190.5 23.9 127.0 108.0 69.9 30.2 30.2 152.4 4 19.1 78.0 90.7 91.4 20.6
215.9 23.9 139.7 122.2 71.4 21.8 31.8 177.8 8 19.1 90.2 103.4 104.1 22.2
4 228.6 23.9 157.2 134.9 76.2 33.3 33.3 190.5 8 19.1 102.4 116.8 116.8 23.8
5 254.0 23.9 185.7 163.6 88.9 36.6 36.6 215.9 8 22.4 128.3 143.8 144.5 -
6 279.4 25.4 215.9 192.0 88.9 39.6 39.6 241.3 8 22.4 154.2 170.7 171.5 -
8 342.9 28.5 269.8 246.1 101.6 44.5 44.5 298.5 8 22.4 202.7 221.5 222.3 -
10 406.4 30.2 323.9 304.8 101.6 49.3 49.3 362.0 12 25.4 254.5 276.4 277.4 -
12 482.6 31.8 381.0 365.3 114.3 55.6 55.6 431.8 12 25.4 304.8 327.2 328.2 -
14 533.4 35.1 412.8 400.1 127.0 57.2 79.3 476.3 12 28.5 336.5 359.2 360.2 -
16 596.9 36.6 469.9 457.2 127.0 63.5 87.4 539.8 16 28.5 387.4 410.5 411.2 -
18 635.0 39.6 533.4 505.0 139.7 68.3 96.8 577.9 16 31.8 438.2 461.8 462.3 -
20 698.5 43.0 584.2 558.8 144.5 73.2 103.1 635.0 20 31.8 488.9 513.1 514.4 -
24 812.8 47.8 692.2 663.5 152.4 82.6 111.3 749.3 20 35.1 590.5 616.0 616.0 -
ASA 300
1/2 95.3 14.2 35.1 38.1 52.3 22.4 22.4 66.6 4 15.8 15.8 22.4 22.9 9.7
3/4 117.4 15.8 42.9 47.8 57.2 25.4 25.4 82.6 4 19.1 20.8 27.7 28.2 11.2
1 124.0 17.5 50.8 53.9 62.0 26.9 26.9 88.9 4 19.1 26.7 34.5 35.1 12.7

133.4 19.1 63.5 63.5 65.0 26.9 26.9 98.6 4 19.1 35.1 43.2 43.7 14.2

155.5 20.6 73.2 69.9 68.3 30.2 30.2 114.3 4 22.4 40.9 49.5 50.0 15.8
2 165.1 22.4 92.0 84.1 69.9 33.3 33.3 127.0 8 19.1 52.6 62.0 62.5 17.5
190.5 25.4 104.7 100.1 76.2 38.1 38.1 149.4 8 22.4 62.7 74.7 75.4 19.1
3 209.6 28.5 127.0 117.4 79.3 42.9 429. 168.2 8 22.4 78.0 90.7 91.4 20.6
228.6 30.2 139.7 133.4 81.0 44.5 44.5 184.2 8 22.4 90.2 103.4 104.1 22.2
4 254.0 31.8 157.2 146.1 85.9 47.8 47.8 200.2 8 22.4 102.4 116.1 104.1 22.2
5 279.4 35.1 185.7 177.8 98.6 50.8 50.8 235.0 8 22.4 128.3 143.8 144.5 -
6 317.5 36.6 215.9 206.3 98.6 52.3 52.3 269.8 12 22.4 154.2 170.7 171.5 -
8 381.0 41.2 269.8 260.4 11.3 62.0 62.0 330.2 12 25.4 202.7 221.5 222.3 -
10 444.5 47.8 323.9 320.6 117.4 66.6 95.3 387.4 16 28.5 254.5 276.4 277.4 -
12 520.7 50.8 381.0 374.7 130.1 73.2 101.6 450.9 16 31.8 304.8 327.2 328.2 -
14 584.2 53.9 412.8 425.5 142.8 76.2 111.3 514.4 20 31.8 336.5 359.2 360.2 -
16 647.7 57.2 469.9 425.5 142.8 76.2 111.3 514.4 20 31.8 336.5 259.2 360.2 -
18 711.2 60.5 533.4 533.4 158.8 88.9 130.1 628.7 24 35.1 387.6 410.5 411.2 -
20 774.7 63.5 584.2 587.3 162.1 95.3 139.7 685.8 24 35.1 488.9 513.1 514.4 -
24 914.4 69.9 692.2 701.6 168.2 106.4 152.4 812.8 24 41.2 590.5 616.0 616.0 -
DIN 2527 PN 10
Size
Outside
Diameter
of
Flanges
Thickness
of
Flanges
Diameter
of
Bolt
Circle
Hole
Dia
No.
of
Holes
Bolt
Size
DN-ND D b a c n M12
10 90 14 60 14 4 M12
15 95 14 65 14 4 M12
20 105 16 75 14 4 M12
25 115 16 85 14 4 M12
32 140 16 100 18 4 M16
40 150 16 110 18 4 M16
50 165 18 125 18 4 M16
65 185 18 145 18 4 M16
80 200 20 160 18 8 M16
100 220 20 160 18 8 M16
125 250 22 210 18 8 M16
150 285 22 240 22 8 M20
200 240 24 295 22 8 M20
250 395 26 350 22 12 M20
300 445 26 350 22 12 M20
350 505 26 460 22 16 M20
400 565 26 515 26 16 M24
500 670 28 620 26 20 M24
DIN 2576 PN 10
Size
Outside
Diameter
of
Flanges
Pipe d1
Inside Dia of
Flanges
d5
Thickness
of
Flanges
Dia
of
Bolt
Circle
Hole
Dia
No.
of
Holes
Bolt
Size
DN-ND D Dia
ISO
Dia
NB
Dia ISO Dia
NB
b a c n  
10 90 17,2 14.0 17.7 14.5 14 60 14 4 M12
15 95 21,3 20.0 22.0 21.0 14 65 14 4 M12
20 105 26,9 25.0 27,6 26.0 16 75 14 4 M12
25 115 33,7 30.0 34,4 31.0 16 85 14 4 M12
32 140 42,4 38.0 43.1 39.0 16 100 18 4 M16
40 150 48,3 44.5 49.0 45.5 16 110 18 4 M16
50 165 60,3 57.0 61.1 58.1 18 125 18 4 M16
65 185 76,1 - 77.1 - 18 145 18 4 M16
80 200 88,9 - 90.3 - 20 160 18 8 M16
100 220 114,3 10.8.0 115.9 109.6 20 180 18 8 M16
125 250 139,7 133.0 115.9 109.6 20 180 18 8 M16
150 285 168,3 159.0 170.5 161.1 22 240 22 8 M20
200 340 219,1 - 221,8 - 24 295 22 8 M20
250 395 273.0 267.0 276.2 270.2 26 350 22 12 M20
300 445 323,9 368.0 359.7 372.2 28 460 22 16 M20
350 505 355,6 368.0 359.7 372.2 28 460 22 16 M20
400 565 406,4 419.0 411.0 423.7 32 515 26 16 M24
500 670 508,0 - 513.6 - 38 620 26 20 M24
DIN 2633 PN 16
Size
Outside
Diameter
of
Flanges
Pipe d1
Thickness
of
Flanges
Dia
of
Bolt
Circle
Raise
Face
Dia
Raise
Face
Thick
ness
Hole
Dia
Total
Height
Straight
Height
of
Neck
Thickness
of
Neck
No.
of
Holes
Bolt
Size
DN-ND D Dia
ISO
Dia
NB
b a c f h h s h1 s n
10 90 17.2 14.0 14 60 40 2 14 35 6 1.8 4 M12
15 95 21.3 20.0 14 65 45 2 14 35 6 2.0 4 M12
20 105 26.9 25.0 16 75 58 2 14 38 6 2.3 4 M12
25 115 33.7 30.0 16 85 68 2 14 38 6 2.6 4 M12
32 140 42.4 38.0 16 100 78 2 18 40 6 2.6 4 M16
40 150 48.3 44.5 16 110 88 3 18 42 7 2.6 4 M16
50 165 60.3 57.0 18 125 102 3 18 45 8 2.9 4 M16
65 185 76.1 - 18 145 122 3 18 45 10 2.9 4 M16
80 200 88.9 - 20 160 138 3 18 45 10 2.9 4 M16
100 220 114.3 108.0 20 180 158 3 18 52 12 3.6 8 M16
125 250 139.7 133.0 22 210 188 3 18 55 12 4.0 8 M16
150 285 168.3 159.0 22 240 212 3 22 55 12 4.5 8 M20
200 340 219.1 - 24 295 268 3 22 62 16 5.9 12 M20
250 405 273.0 267.0 26 355 320 3 26 70 16 6.3 12 M24
300 460 323.9 - 28 410 378 4 26 78 16 7.1 12 M24
350 520 355.6 368.0 30 470 438 4 26 82 16 8.0 16 M24
400 580 406.4 419.0 32 525 490 4 30 85 16 8.0 16 M27
500 715 508.0 - 34 650 610 4 33 90 16 8.0 20 M30