Flanges› Dimensions› SANS 1123› 4000 kPa Pressure› Type 05 Steel Slip-On Boss Flanges for Welding

SANS 1123
4000 kPa Type 05 Steel Slip-On Boss Flanges for Welding

SANS 1123 250 kPa Type 5 Flange Technical Drawing
DIMENSIONAL DATA
DN Pipe Outside
Diameter (OD)
Outside Diameter
of Flange (D)
Thickness of
flange minimum
(b)
Flange Dimension (h) Diameter of
Raised Face (d3)
Height of
Raised Face (f)
Bolt Size (M) Number of Drilling
Holes (No.)
Bolt Hole
diameter (d1)
Pitch Circle
of Bolt
Holes (d)
Boss Diameter (d2)
6 10,2 75 10 16 32 2 M10 4 11 50 20
8 13,5 80 12 18 38 2 M10 4 11 55 25
10 17,2 90 12 18 40 2 M12 4 14 60 30
15 21,3 95 14 20 45 2 M12 4 14 65 35
20 26,9 105 14 22 58 2 M12 4 14 75 45
25 33,7 115 16 26 68 2 M12 4 14 85 52
32 42,4 140 18 30 78 2 M16 4 18 100 60
40 48,3 150 18 32 88 3 M16 4 18 110 70
50 60,3 165 20 34 102 3 M16 4 18 125 85
65 76,1 185 22 38 122 3 M16 4 18 145 105
80 88,9 200 22 40 138 3 M16 8 18 160 118
100 114,3 235 24 44 162 3 M20 8 22 190 145
1251) 139,7 270 26 48 188 3 M24 8 26 220 170
150 168,3 300 28 52 218 3 M24 8 26 250 200
1751) 193,7 350 32 52 250 3 M24 12 26 295 230
200 219,1 375 32 52 285 3 M24 12 26 320 260
2251) 244,5 420 38 56 306 3 M30 12 33 355 290
250 273,0 450 40 60 345 3 M30 12 33 385 320
300 323,9 515 48 67 410 4 M30 16 33 450 380
1) Non-preferred size.

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