DI GROOVED FITTINGS-ANSI CLASS 150 GROOVED FLANGE
1. Description of Products
The grooved flange is used for the conversion of the grooved pipe connection to the flange connection. It is a special connection fitting used when the groove connection is connected to the American standard Class 150 flange.
Dimensions:
2″(DN50)– 24″(DN600)
Design Standard:
ISO6182, AWWA C606, GB 5135.11
Connection Standard:
ASME B36.10, ASTM A53-A53M, ISO 4200
Working Pressure:
American standard Class150
Application:
Grooved flange is suitable for medium and low pressure pipeline systems with nominal pressure CLASS 150, nominal size DN50-DN600, temperature range of -20 ℃-+180℃, which are widely applied in water supply and drainage, fire-fighting, air conditioning, etc.
Material of Pipe :
Welded and seamless rolled steel pipes according to ASME B36.10, ASTM A53-A53M, ISO 4200, GB/T 21835
Specification of Material
ASTM A536, Ductile iron according to 65-45-12. The nodularity is more than 90%, ensuring excellent physical and mechanical properties
Surface Treatment:
- Electrophoreticpainting
- Epoxy powerpainting
- Hot-dipgalvanizing
- Black
- Others would be available upon clients’ detailedrequest
2. DIMENSIONS

Nominal
Size |
Pipe
O.D |
Working
Pressure |
Dimensions |
Bolt/Nut |
|
|
|
A |
B |
C |
D |
E |
No.-SIZE |
DN/in |
mm/in |
PSI/MPa |
mm/in |
mm/in |
mm/in |
mm/in |
mm/in |
mm |
50
2 |
60.3
2.375 |
300
2.07 |
206
8.11 |
19
0.75 |
152
5.98 |
121
4.76 |
57.5
2.26 |
2-M10X50 |
4-5/8 |
65
2½ |
73
2.875 |
300
2.07 |
230
9.05 |
19
0.75 |
178
7 |
140
5.51 |
69.8
2.74 |
2-M10X50 |
4-5/8 |
65
2½ |
76.1
3 |
300
2.07 |
230
9.05 |
19
0.75 |
178
7 |
140
5.51 |
72.7
2.86 |
2-M10X50 |
4-5/8 |
80
3 |
88.9
3.5 |
300
2.07 |
246
9.68 |
19
0.75 |
191
7.52 |
152
5.98 |
85.5
3.37 |
2-M10X50 |
4-5/8 |
100
4 |
114.3
4.5 |
300
2.07 |
280
11.02 |
19
0.75 |
229
9 |
191
7.52 |
110.5
4.35 |
2-M12X55 |
8-5/8 |
125
5 |
141.3
5.563 |
300
2.07 |
320
12.6 |
22
0.87 |
254
10 |
216
8.5 |
137.4
5.41 |
2-M12X65 |
8-3/4 |
150
6 |
168.3
6.625 |
300
2.07 |
346
13.62 |
24
0.94 |
280
11 |
241.3
9.5 |
164.3
6.47 |
2-M12X65 |
8-3/4 |
200
8 |
219.1
8.625 |
300
2.07 |
414.3
16.31 |
30
1.18 |
341.4
13.44 |
298.5
11.75 |
214.9
8.46 |
2-3/8X70
2-M10X70 |
8-3/4 |
250
10 |
273
10.75 |
300
2.07 |
481.2
18.94 |
30.3
1.19 |
405.6
15.97 |
361.95
14.25 |
268.9
10.59 |
2-3/8X70
2-M10X70 |
12-7/8 |
300
12 |
323.9
12.75 |
300
2.07 |
553.3
21.78 |
30.4
1.2 |
482.6
19 |
431.8
17 |
318.9
12.56 |
2-3/8X70
2-M10X70 |
12-7/8 |
350
14 |
355.6
14 |
300
2.07 |
590
23.22 |
37
1.44 |
535
21 |
476.3
18.75 |
350.6
13.8 |
—— |
12-1 |
400
16 |
406.4
16 |
300
2.07 |
650
25.59 |
37
1.44 |
595
23.5 |
539.8
21.25 |
401.5
15.81 |
—— |
16-1 |
450
18 |
457.2
18 |
300
2.07 |
690
27.17 |
40
1.56 |
635
25.8 |
577.8
22.75 |
452.2
17.8 |
—— |
16-11/8 |
500
20 |
508
20 |
300
2.07 |
765
30.12 |
43
1.69 |
700
27.5 |
635
25 |
503
19.8 |
—— |
20-11/8 |
600
24 |
609.6
24 |
300
2.07 |
875
34.45 |
49
1.94 |
815
32 |
749.3
29.5 |
601.6
23.69 |
—— |
20-11/4 |