China high quality Nhf160 Hydraulic Safety Coupling with Flange flange coupling

Product Description

NHF Hydraulic Safety Coupling With Flange

Description of NHF Hydraulic Safety Coupling With Flange
1.Simple and convenient assembly and disassembly;
2.No keyway and thrust ring are required on the shaft;
3.The stress on the entire contact surface is relatively uniform, and the stress concentration is not obvious;
4.When the vibration load of the shaft system changes, the shaft will not be worn;
5.The position of the coupling on the shaft is easy to ensure, and the connection accuracy is high;
6.Can be used repeatedly, with high interchangeability.

Dimensions of NHF Hydraulic Safety Coupling With Flange

 

d

D

L

L1

Df

Dc

R

t

n

ds

Mt

Mass

mm

mm

mm

mm

mm

mm

mm

mm

 

mm

kNm

kg

NHF100

100

170

215

40

265

230

9

21

8

19

26

26

NHF110

110

186

235

45

295

255

10

23

8

21

35

34

NHF120

120

202

250

50

315

275

11

25

8

23

46

42

NHF130

130

218

270

55

340

295

11

27

8

25

58

52

NHF140

140

234

290

60

355

310

12

29

10

24

72

64

NHF150

150

250

300

60

380

335

13

31

10

26

89

75

NHF160

160

266

320

65

405

355

14

33

10

28

108

91

NHF170

170

282

340

70

430

375

15

35

10

30

130

108

NHF180

180

298

355

75

440

390

15

37

12

29

154

124

NHF190

190

314

375

80

465

410

16

39

12

30

181

145

NHF200

200

330

390

80

490

435

17

41

12

32

211

167

NHF210

210

346

410

85

515

455

18

43

12

33

244

193

NHF220

220

362

425

90

535

475

19

45

12

35

281

219

NHF230

230

378

445

95

560

495

19

47

12

37

321

249

NHF240

240

394

465

100

580

515

20

49

12

38

365

282

NHF250

250

410

475

100

605

535

21

51

12

40

412

313

NHF260

260

426

495

105

630

560

22

53

12

42

464

352

NHF270

270

442

515

110

655

580

23

55

12

43

519

394

NHF280

280

458

530

115

675

600

23

57

12

45

579

434

NHF290

290

474

550

120

700

620

24

59

12

46

644

483

NHF300

300

490

565

120

720

640

25

61

12

48

713

528

NHF310

310

506

580

125

750

665

26

63

12

50

786

582

NHF320

320

522

600

130

770

685

27

65

12

51

865

638

NHF330

330

538

620

135

795

705

27

67

12

53

948

700

NHF340

340

554

635

140

815

725

28

69

12

54

1037

759

NHF350

350

570

650

140

840

745

29

71

12

56

1131

823

NHF360

360

586

670

145

835

750

30

73

16

50

1231

878

 

d

D

L

L1

Df

Dc

R

t

n

ds

Mt

Mass

mm

mm

mm

mm

mm

mm

mm

mm

 

mm

kNm

kg

NHF370

370

602

690

150

855

770

31

75

16

51

1337

951

NHF380

380

618

705

155

880

790

31

77

16

53

1448

1026

NHF390

390

634

725

160

900

810

32

79

16

54

1565

1108

NHF400

400

650

740

160

930

835

33

81

16

56

1689

1194

NHF410

410

666

755

165

950

855

34

83

16

57

1819

1277

NHF420

420

682

775

170

975

875

35

85

16

58

1955

1376

NHF430

430

698

795

175

995

895

35

87

16

60

2098

1474

NHF440

440

714

810

180

1571

915

36

89

16

61

2248

1574

NHF450

450

730

825

180

1040

935

37

91

16

63

2405

1674

NHF460

460

746

845

185

1060

955

38

93

16

64

2569

1787

NHF470

470

762

860

190

1085

975

39

95

16

65

2740

1900

NHF480

480

778

880

195

1105

995

39

97

16

67

2918

2571

NHF490

490

794

900

200

1130

1015

40

99

16

68

3105

2156

NHF500

500

810

910

200

1150

1035

41

101

16

70

3299

2267

NHF510

510

826

930

205

1175

1055

42

103

16

71

3501

2411

NHF520

520

842

950

210

1195

1075

43

105

16

72

3711

2554

NHF530

530

858

965

215

1220

1095

43

107

16

74

3929

2698

NHF540

540

874

985

220

1240

1115

44

109

16

75

4155

2852

NHF550

550

890

1000

220

1270

1140

45

111

16

77

4391

3014

NHF560

560

906

1571

225

1290

1160

46

113

16

78

4634

3180

NHF570

570

922

1035

230

1310

1180

47

115

16

79

4887

3338

NHF580

580

938

1055

235

1335

1200

47

117

16

81

5149

3524

NHF590

590

954

1075

240

1355

1220

48

119

16

82

5420

3708

NHF600

600

970

1085

240

1380

1240

49

121

16

84

5700

3877

NHF610

610

986

1105

245

1400

1260

50

123

16

85

5990

4072

NHF620

620

1002

1125

250

1425

1280

51

125

16

86

6289

4284

NHF630

630

1018

1140

255

1445

1300

51

127

16

88

6599

4477

NHF640

640

1034

1160

260

1465

1320

52

129

16

89

6918

4692

NHF650

650

1050

1175

260

1495

1345

53

131

16

91

7247

4917

NHF660

660

1066

1190

265

1515

1365

54

133

16

92

7587

5128

NHF670

670

1082

1210

270

1540

1385

55

135

16

93

7937

5375

NHF680

680

1098

1230

275

1560

1405

55

137

16

95

8298

5618

NHF690

690

1114

1245

280

1585

1425

56

139

16

96

8669

5860

NHF700

700

1130

1260

280

1605

1445

57

141

16

98

9052

6097

 

 

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flange coupling

Factors to Consider When Choosing a Flange Coupling for a Specific System

When selecting a flange coupling for a specific system, several factors need to be taken into consideration to ensure optimal performance and reliability. Here are the key factors to consider:

  • 1. Load and Torque Requirements: Determine the maximum load and torque that the flange coupling will experience in the application. This includes both static and dynamic loads. Select a flange coupling that can handle these loads without exceeding its rated capacity.
  • 2. Shaft Diameter: Measure the diameter of the shafts that will be connected by the flange coupling. Ensure that the coupling’s bore size matches the shaft diameter to provide a proper fit and secure connection.
  • 3. Misalignment Tolerance: Consider the amount of misalignment that the system may experience during operation. Flange couplings are available in different designs, and some can accommodate higher levels of misalignment than others. Choose a coupling that can handle the expected misalignment to prevent premature wear and stress on the system.
  • 4. Operating Speed: Determine the rotational speed of the connected equipment. High-speed applications may require precision balancing and careful selection of materials to prevent issues like resonance and excessive vibration.
  • 5. Environmental Conditions: Consider the environmental factors the flange coupling will be exposed to, such as temperature, humidity, dust, and chemicals. Choose a material and coating that can withstand the specific environmental conditions to prevent corrosion and degradation.
  • 6. Space Limitations: Evaluate the available space for installing the flange coupling. Some applications may have limited space for coupling installation, requiring compact designs or custom solutions.
  • 7. Serviceability: Assess the ease of installation and maintenance of the flange coupling. A coupling that is easy to install and service can reduce downtime and maintenance costs.
  • 8. Compatibility: Ensure that the flange coupling is compatible with the equipment and shafts in the system. Consider factors such as keyways, set screws, and other connection methods.
  • 9. Material Selection: Choose the appropriate material for the flange coupling based on factors like load, temperature, and corrosion resistance. Common materials include steel, stainless steel, aluminum, and various alloys.
  • 10. Cost: Compare the cost of different flange coupling options, considering both the initial investment and long-term maintenance expenses. Balance the cost with the desired performance and reliability.

It is essential to consult with coupling manufacturers or industry experts to ensure the flange coupling’s suitability for the specific application. Properly selecting and installing the right flange coupling can contribute to the efficiency, reliability, and longevity of the connected machinery and system.

flange coupling

Flange Couplings and Variable Operating Conditions

Flange couplings are designed to accommodate a wide range of operating conditions and loads, making them versatile and suitable for various applications. The key factors that enable flange couplings to handle variable operating conditions and loads include:

  • Flexible Design: Some flange couplings, such as flexible flange couplings or disc couplings, are designed to have some degree of flexibility. This flexibility allows them to compensate for misalignment between shafts, which is often encountered in real-world applications.
  • Material Selection: Flange couplings are available in different materials to suit specific operating conditions. For example, stainless steel flange couplings are ideal for corrosive environments, while high-strength steel couplings are suitable for heavy-duty applications.
  • Customization: Many flange coupling manufacturers offer customization options to tailor the coupling’s design to meet specific requirements. This may include modifying the coupling’s size, material, or torque capacity.
  • Load Distribution: Flange couplings are designed to distribute loads evenly between the connected shafts. This even distribution of load helps prevent premature wear and reduces stress on the shafts and other connected equipment.
  • High Torque Capacity: Flange couplings are available in various designs, including those suitable for high torque applications. This allows them to handle varying levels of torque without compromising performance.
  • Temperature and Environmental Resistance: Flange couplings made from appropriate materials can withstand a wide range of temperatures and environmental conditions, making them suitable for both indoor and outdoor applications.

It is essential to consider the specific requirements of your application and the potential variations in operating conditions and loads when selecting a flange coupling. This ensures that the chosen coupling can reliably and efficiently transmit power while accommodating any changes in the operating environment.

flange coupling

Can Flange Couplings Accommodate High Torque and High-Speed Applications?

Yes, flange couplings are designed to accommodate both high torque and high-speed applications. They are capable of transmitting significant amounts of torque between shafts while maintaining stable and efficient power transmission. The ability to handle high torque and high-speed applications depends on various factors, including the design, material, and size of the flange coupling.

1. Design: Flange couplings are available in different designs, such as rigid flange couplings and flexible flange couplings. Rigid flange couplings are more suitable for applications that require precise shaft alignment and minimal misalignment. On the other hand, flexible flange couplings can accommodate slight misalignments and are suitable for applications where shock or vibration may occur. The design of the coupling is crucial in determining its torque and speed capabilities.

2. Material: Flange couplings are manufactured from various materials, including steel, stainless steel, aluminum, and other alloys. The material selection is essential in determining the coupling’s strength, durability, and resistance to wear and fatigue. High-quality materials are used in flange couplings for high torque and high-speed applications to ensure their reliability and performance.

3. Size and Dimensions: The size and dimensions of the flange coupling play a significant role in determining its torque and speed ratings. Larger flange couplings with increased diameter and thickness can handle higher torque and speed compared to smaller couplings. It is essential to choose the appropriate size of the coupling based on the application’s torque and speed requirements.

4. Surface Finish: The surface finish of the flange coupling is critical, especially in high-speed applications. A smooth surface finish reduces friction and wear between the mating surfaces of the flanges, bolts, and nuts, thereby improving the overall efficiency of the coupling.

5. Lubrication: Proper lubrication is essential for flange couplings in high-speed and high-torque applications. Lubricants help reduce friction and wear, dissipate heat, and prevent premature failure of the coupling components.

6. Manufacturer’s Recommendations: It is crucial to follow the manufacturer’s recommendations and guidelines regarding the maximum torque and speed ratings of the flange coupling. Exceeding the recommended limits can lead to coupling failure and potential damage to the connected equipment.

In conclusion, flange couplings can be effectively used in high torque and high-speed applications when selected and maintained properly. Choosing the right design, material, size, and adhering to the manufacturer’s guidelines ensures that the flange coupling can handle the required torque and rotational speed efficiently and reliably.

China high quality Nhf160 Hydraulic Safety Coupling with Flange  flange couplingChina high quality Nhf160 Hydraulic Safety Coupling with Flange  flange coupling
editor by CX 2024-05-09

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