Model 707 

Ductile Iron High Pressure Flexible Coupling

The Model 707 is designed for connection of grooved high pressure pipe systems.

 

Sizes-inches/DN : 3/4 to 12inch(DN20 to DN300)

Rated working pressure : 1000psi(69bar) cut groove only

Material Specifications                                                                                                                       

Housings :

◆Ductile lron to ASTM A536

 

Surface Finish :

◆Antirust paint red of blue

◆Hot dip zinc galvanized

◆Epoxy power

◆Dacromet

◆TRFLOW(PTFE)

◆RilsanPA11

 

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:

◆Round-head,elliptoid-neck,carriage bolts,type carbon iron covered with zinc or dacromet

mm

inch

25

1

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

250

10

300

12

Pipe O.D

A

mm

inch

33.40

1.315

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

139.70

5.500

159.00

6.259

168.30

6.625

219.10

8.625

273.00

10.750

323.90

12.750

Rate working

Pressure

Pipe End

 separation

Dimensions

Weight

psi

bar

1000

58.90

1000

58.90

1000

58.90

1000

58.90

1000

58.90

1000

58.90

1000

58.90

1000

58.90

1000

58.90

1000

58.90

1000

58.90

1000

58.90

1000

58.90

1000

58.90

1000

58.90

1000

58.90

1000

58.90

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

mm

inch

61

2.402

67

2.638

79

3.110

89

3.504

92

3.622

108

4.252

111

4.370

127

5.000

152

5.984

156

6.142

194

7.638

197

7.756

216

8.504

219

8.622

279

10.984

346

13.622

397

15.630

B

mm

inch

105

4.134

127

5.000

137

5.394

146

5.748

149

5.866

165

6.496

168

6.614

181

7.126

219

8.622

226

8.898

264

10.394

270

10.630

265

10.433

302

11.890

375

14.764

435

17.126

489

19.252

C

mm

inch

44

1.732

48

1.890

48

1.890

48

1.890

48

1.890

48

1.890

48

1.890

48

1.890

54

2.126

54

2.126

54

2.126

54

2.126

52

2.047

54

2.126

63

2.480

67

2.638

67

2.638

kgs

lbs

0.620

1.364

0.720

1.584

0.800

1.760

1.280

2.816

1.300

2.860

1.620

3.564

1.750

3.850

1.890

4.158

2.500

5.500

2.700

5.940

4.500

9.900

5.000

11.00

5.660

12.452

7.260

15.970

8.850

19.470

12.240

26.928

15.620

34.360

Nominal

Size

지에이치티 코리아(주)   대표이사 김상호

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