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

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