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NS 2538 Norwegian Standard (NS) Flanges
NS 2538 Norwegian standard flange
Standard: NS 2538
Flange type: plate flange
Size range: DN15-DN500
Pressure: forged
Material: Stainless steel , Alloy Steel , Carbon Steel
Standard: NS 2538
Flange type: plate flange
Size range: DN15-DN500
Connection type: Flate Face(FF), Raised Face(RF), Ring Type Joint (RTJ).
Process: forged
Specialize: As per drawing
Material: Stainless steel flange ASTM A182 F304/304L; F316/316L; F321;F51
Carbon steel flange ASTM A105/A105N;A694 F42-F70; A-350 LF1/LF2;
Alloy steel flange ASTM A182 F11/F12/F22
Nickel Alloy flange Alloy C22, C276, A400, A600, A625, A800 & A825 / ASTM B462 Alloy 20.
Standard: NS 2538
Flange type: plate flange
Size range: DN15-DN500
Process: forged
Material: Stainless steel , Alloy Steel , Carbon Steel
|
DN |
D mm |
d1 mm |
K mm |
t mm |
No. Bolter |
Size |
a |
b mm |
Hull i plate d3 mm |
approx kg/ea. weight |
|
15 |
95 |
36 |
65 |
28 |
4 |
M12 |
14 |
20 |
24 |
1.26 |
|
20 |
105 |
42 |
75 |
28 |
4 |
M12 |
14 |
20 |
30 |
1.53 |
|
25 |
115 |
49 |
85 |
28 |
4 |
M12 |
14 |
20 |
37 |
1.8 |
|
32 |
140 |
57 |
100 |
33 |
4 |
M16 |
19 |
25 |
45 |
3.17 |
|
40 |
150 |
63 |
110 |
33 |
4 |
M16 |
19 |
25 |
51 |
3.61 |
|
50 |
165 |
75 |
125 |
33 |
4 |
M16 |
19 |
25 |
63 |
4.24 |
|
65 |
185 |
91 |
145 |
33 |
4 |
M16 |
19 |
25 |
79 |
5.12 |
|
80 |
200 |
104 |
160 |
33 |
8 |
M16 |
19 |
25 |
92 |
5.62 |
|
100 |
220 |
130 |
180 |
33 |
8 |
M16 |
19 |
25 |
118 |
6.09 |
|
125 |
250 |
156 |
210 |
33 |
8 |
M16 |
19 |
25 |
144 |
7.45 |
|
150 |
285 |
184 |
240 |
38 |
8 |
M20 |
23 |
29 |
172 |
10.5 |
|
200 |
340 |
246 |
295 |
38 |
12 |
M20 |
23 |
29 |
224 |
12.3 |
|
250 |
405 |
290 |
355 |
44 |
12 |
M20 |
23 |
34 |
278 |
20.2 |
|
300 |
460 |
342 |
410 |
44 |
12 |
M20 |
23 |
34 |
330 |
24.2 |
|
350 |
520 |
374 |
470 |
44 |
16 |
M20 |
23 |
34 |
362 |
33.5 |
|
400 |
580 |
425 |
525 |
49 |
16 |
M24 |
28 |
39 |
413 |
44.3 |
|
500 |
715 |
528 |
650 |
55 |
20 |
M24 |
28 |
43 |
516 |
74 |
