Model 76M
Stainless Steel Medium Pressure Flexible Coupling
The Model 76M is designed for medium pressure revers osmosis systems. It is made of CF8(304) or CF8M(316) with 304 or 316 bolts and nuts.
Sizes-inches/DN : 3/4 to 8inch(DN20 to DN200)
Rated working pressure : 600psi(42bar) SCH40S cut groove only
Sizes-inches/DN : 3/4 to 8inch(DN20 to DN200)
Rated working pressure : 350psi(25bar) SCH40S cut groove only
Material Specifications
Housings :
◆Type 304 Stainless steel to ASTM A351 CF8 or A743 Gr. CF8
◆Type 316 to ASTM A743 CF8M
◆Type 316L to ASTM A743 CF3M
◆CE8MN to ASTM A890 Grade 2A
◆Austenic 904L(CN2MCuN) to A351
◆Duplex 2205(CD3MN) to ASTM A890 Grade 4A
◆Super duplex 2507(CE3MN) to ASTM A890 Grade 5A
◆Austenic 254SMO(CK3MCuN) to A743
Rubber Gaskets:
The gasket seals is C-shaped, made of standard gasket EPDM(ethylene propylene diene monomer) for cold water,hot water,rare acid,oil-free air and multiple chemical product(-50~150℃). It is not suitable for medium like petroleum.
Bolts & Nuts:
◆Type 304 stainless steel track bolts and nuts to ASTM F-593
◆Type 316 stainless steel track bolts and nuts to ASTM F-593
◆Type 316 stainless steel track bolts and nuts to ASTM F-193 B-8M with silicone bronze heavy duty nuts to ASTM B98 C65100
Nominal
Size
mm
inch
20
0.75
25
25
1
32
32
1.25
40
1.5
50
50
2
65
2.5
65
80
3
100
100
4
125
125
5
150
150
6
200
8
Pipe O.D
A
mm
inch
26.70
1.050
32.00
1.260
33.40
1.315
38.00
1.496
42.20
1.660
48.30
1.900
57.00
2.244
60.30
2.375
73.00
2.875
76.10
3.000
88.90
3.500
108.00
4.250
114.30
4.500
133.00
5.250
141.30
5.563
159.00
6.259
168.30
6.625
219.10
8.625
Rate working
Pressure
Pipe End
separation
Dimensions
Weight
psi
bar
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
600
41.34
mm
inch
0-1.6
0-0.06
0-1.6
0-0.06
0-1.6
0-0.06
0-1.6
0-0.06
0-1.6
0-0.06
0-1.6
0-0.06
0-1.6
0-0.06
0-1.6
0-0.06
0-1.6
0-0.06
0-1.6
0-0.06
0-1.6
0-0.06
0-3.2
0-0.13
0-3.2
0-0.13
0-3.2
0-0.13
0-3.2
0-0.13
0-3.2
0-0.13
0-3.2
0-0.13
0-3.2
0-0.13
mm
inch
48
1.890
52
2.047
54
2.126
61
2.401
63
2.480
70
2.756
80
3.149
82
3.228
96
3.780
100
3.937
113
4.449
134
5.276
140
5.512
160
6.299
167
6.575
186
7.323
196
7.717
255
10.039
B
mm
inch
85
3.346
92
3.622
94
3.701
101
3.976
103
4.055
112
4.409
121
4.764
124
4.882
148
5.827
152
5.984
166
6.535
187
7.362
193
7.598
215
8.465
222
8.740
242
9.528
252
9.921
319
12.559
C
mm
inch
42
1.654
42
1.654
42
1.654
44
1.732
44
1.732
44
1.732
44
1.732
44
1.732
44
1.732
44
1.732
44
1.732
48
1.890
48
1.890
50
1.969
50
1.969
56
2.205
56
2.205
60
2.362
kgs
lbs
0.295
0.649
0.310
0.682
0.341
0.751
0.320
0.704
0.438
0.965
0.574
1.263
0.620
1.364
0.645
1.419
0.799
1.758
0.836
1.840
1.047
2.304
1.455
3.201
1.560
3.432
1.665
3.663
1.830
4.026
2.160
4.752
2.530
5.566
4.586
10.09