Titanium Ring Joint Flanges
Titanium Ring Joint Flanges

Titanium Ring Joint Flanges

Grades: Gr1, Gr2, Gr3
Standards: ASME B16.5, ASME B16.47 Series A & B, MSS SP44
Dimensions: 1/2" to 48"; Class: 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS (Customizable per Drawings)
Process: Forging and CNC Machining
Surface Finish: Anti-Rust Paint, Oil-Based Black Paint, Yellow Transparent Paint, Galvanized, Hot/Cold Dip Galvanizing
Testing: X-Ray Inspection, Hydrostatic Test, Ultrasonic Testing
Packaging: Wooden Crates, or per Customer Requirements
Marking: All Products Laser-Marked upon Completion
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Detailed Description

 

Titanium Ring Joint Flanges typically consist of the following components:
Flange: Made from titanium or titanium alloys, used to connect pipes or equipment ends. Features bolt holes for assembly.
Gasket: Placed between two flanges to seal the connection and prevent leakage.
Bolts and Nuts: Used to tighten flanges, compressing the gasket to achieve a seal.

 

Structural Variants

 

By Connection Type: Integral Flange, Welding Neck Flange, Loose Flange, Threaded Flange.
By Application: Vessel Flange, Pipe Flange.
By Manufacturing Process: Forged, Die-Forged, Precision Forged, Welded.

 

Ring Joint Flange Torque Chart

 

Flanges
NPS

No of
Bolts

Bolt
size

Bolt Stress
(MPa)

Torque N-m
μ=0.09
Copperslip

Torque N-m
μ=0.14
Chesterton
Nickel

Torque N-m
μ=0.225
Unlubricated

½"

4

½

276

40

59

90

¾"

4

½

276

40

59

90

1"

4

½

276

40

59

90

1¼"

4

½

276

40

59

90

1½"

4

½

276

40

56

90

2"

4

276

79

116

178

2½"

4

276

79

116

178

3"

4

276

79

116

178

4"

8

276

79

116

178

5"

8

¾

276

139

203

313

6"

8

¾

276

139

203

313

8"

8

¾

276

139

203

313

10"

12

276

221

325

502

12"

12

276

221

325

502

14"

12

1

276

330

485

748

16"

16

1

276

330

485

748

18"

16

1 ⅛

276

479

708

1098

20"

20

1 ⅛

276

479

708

1098

24"

20

1 ¼

276

668

992

1543

 

Class 150 RTJ Flange Dimensions

 

product-500-386

 

Size in Inch

Size in mm

Outer Dia.

Flanges Thickness

Hub OD

Weld Neck OD

Welding Neck Length

RTJ RF Dia

RTJ RF Height

PCD

RTJ Pitch dia

RTJ Depth

RTJ Width

Bore

   

A

B

C

D

E

F

G

H

I

J

K

L

1/2

15

90

9.6

30

21.3

46

N/A

N/A

60.3

N/A

N/A

N/A

Welding Neck bore is derived from the pipe schedule

3/4

20

100

11.2

38

26.7

51

N/A

N/A

69.9

N/A

N/A

N/A

1

25

110

12.7

49

33.4

54

63.5

6.35

79.4

47.63

6.35

8.74

1 1/4

32

115

14.3

59

42.2

56

73

6.35

88.9

57.15

6.35

8.74

1 1/2

40

125

15.9

65

48.3

60

82.5

6.35

98.4

65.07

6.35

8.74

2

50

150

17.5

78

60.3

62

102

6.35

120.7

82.55

6.35

8.74

2 1/2

65

180

20.7

90

73

68

121

6.35

139.7

101.6

6.35

8.74

3

80

190

22.3

108

88.9

68

133

6.35

152.4

114.3

6.35

8.74

3 1/2

90

215

22.3

122

101.6

70

154

6.35

177.8

131.78

6.35

8.74

4

100

230

22.3

135

114.3

75

171

6.35

190.5

149.23

6.35

8.74

5

125

255

22.3

164

141.3

87

194

6.35

215.9

171.45

6.35

8.74

6

150

280

23.9

192

168.3

87

219

6.35

241.3

193.68

6.35

8.74

8

200

345

27

246

219.1

100

273

6.35

298.5

247.65

6.35

8.74

10

250

405

28.6

305

273

100

330

6.35

362

304.8

6.35

8.74

12

300

485

30.2

365

323.8

113

406

6.35

431.8

381

6.35

8.74

14

350

535

33.4

400

355.6

125

425

6.35

476.3

396.88

6.35

8.74

16

400

595

35

457

406.4

125

483

6.35

539.8

454.03

6.35

8.74

18

450

635

38.1

505

457.2

138

546

6.35

577.9

517.53

6.35

8.74

20

500

700

41.3

559

508

143

597

6.35

635

558.8

6.35

8.74

24

600

815

46.1

663

610

151

711

6.35

749.3

673.1

6.35

8.74

 

Class 300 Ring Type Joint Flange Dimensions

 

product-500-386

Size in Inch

Size in mm

Outer Dia.

Flange Thickness

Hub OD

Weld Neck OD

Welding Neck Length

RTJ RF Dia

RTJ RF Height

PCD

RTJ Pitch dia

RTJ Depth

RTJ Width

Bore

   

A

B

C

D

E

F

G

H

I

J

K

L

1/2

15

95

12.7

38

21.3

51

51

5.54

66.7

34.14

5.54

7.14

Welding Neck bore is derived from the pipe schedule

3/4

20

115

14.3

48

26.7

56

63.5

6.35

82.6

42.88

6.35

8.74

1

25

125

15.9

54

33.4

60

70

6.35

88.9

50.8

6.35

8.74

1 1/4

32

135

17.5

64

42.2

64

79.5

6.35

98.4

60.33

6.35

8.74

1 1/2

40

155

19.1

70

48.3

67

90.5

6.35

114.3

68.27

6.35

8.74

2

50

165

20.7

84

60.3

68

108

7.92

127

82.55

7.92

11.91

2 1/2

65

190

23.9

100

73

75

127

7.92

149.2

101.6

7.92

11.91

3

80

210

27

117

88.9

78

146

7.92

168.3

123.83

7.92

11.91

3 1/2

90

230

28.6

133

101.6

79

159

7.92

184.2

131.78

7.92

11.91

4

100

255

30.2

146

114.3

84

175

7.92

200

149.23

7.92

11.91

5

125

280

33.4

178

141.3

97

210

7.92

235

180.98

7.92

11.91

6

150

320

35

206

168.3

97

241

7.92

269.9

211.12

7.92

11.91

8

200

380

39.7

260

219.1

110

302

7.92

330.2

269.88

7.92

11.91

10

250

445

46.1

321

273

116

356

7.92

387.4

323.85

7.92

11.91

12

300

520

49.3

375

323.8

129

413

7.92

450.8

381

7.92

11.91

14

350

585

52.4

425

355.6

141

457

7.92

514.4

419.1

7.92

11.91

16

400

650

55.6

483

406.4

144

508

7.92

571.5

469.9

7.92

11.91

18

450

710

58.8

533

457

157

575

7.92

628.6

533.4

7.92

11.91

20

500

775

62

587

508

160

635

9.53

685.8

584.2

9.53

13.49

24

600

915

68.3

702

610

167

749

11.13

812.8

692.15

11.13

16.66

 

Class 600 RTJ Type Flange Dimensions

 

product-500-386

Size in Inch

Size in mm

Outer Dia.

Flange Thickness

Hub OD

Weld Neck OD

Welding Neck Length

RTJ RF Dia

RTJ RF Height

PCD

RTJ Pitch dia

RTJ Depth

RTJ Width

Bore

   

A

B

C

D

E

F

G

H

I

J

K

L

1/2

15

95

14.3

38

21.3

52

51

5.54

66.7

34.14

5.54

7.14

Welding Neck bore is derived from the pipe schedule

3/4

20

115

15.9

48

26.7

57

63.5

6.35

82.6

42.88

6.35

8.74

1

25

125

17.5

54

33.4

62

70

6.35

88.9

50.8

6.35

8.74

1 1/4

32

135

20.7

64

42.2

67

79.5

6.35

98.4

60.33

6.35

8.74

1 1/2

40

155

22.3

70

48.3

70

90.5

6.35

114.3

68.27

6.35

8.74

2

50

165

25.4

84

60.3

73

108

7.92

127

82.55

7.92

11.91

2 1/2

65

190

28.6

100

73

79

127

7.92

149.2

101.6

7.92

11.91

3

80

210

31.8

117

88.9

83

146

7.92

168.3

123.83

7.92

11.91

3 1/2

90

230

35

133

101.6

86

159

7.92

184.2

131.78

7.92

11.91

4

100

275

38.1

152

114.3

102

175

7.92

215.9

149.23

7.92

11.91

5

125

330

44.5

189

141.3

114

210

7.92

266.7

180.98

7.92

11.91

6

150

355

47.7

222

168.3

117

241

7.92

292.1

211.12

7.92

11.91

8

200

420

55.6

273

219.1

133

302

7.92

349.2

269.88

7.92

11.91

10

250

510

63.5

343

273

152

356

7.92

431.8

323.85

7.92

11.91

12

300

560

66.7

400

323.8

156

413

7.92

489

381

7.92

11.91

14

350

605

69.9

432

355.6

165

457

7.92

527

419.1

7.92

11.91

16

400

685

76.2

495

406.4

178

508

7.92

603.2

469.9

7.92

11.91

18

450

745

82.6

546

457

184

575

7.92

654

533.4

7.92

11.91

20

500

815

88.9

610

508

190

635

9.53

723.9

584.2

9.53

13.49

24

600

940

101.6

718

610

203

749

11.13

838.2

692.15

11.13

16.66

 

900# Ring Joint Flange Dimensions

 

product-500-386

Size in Inch

Size in mm

Outer Dia.

Flange Thickness

Hub OD

Weld Neck OD

Welding Neck Length

RTJ RF Dia

RTJ RF Height

PCD

RTJ Pitch dia

RTJ Depth

RTJ Width

Bore

   

A

B

C

D

E

F

G

H

I

J

K

L

1/2

15

120

22.3

38

21.3

60

60.5

6.35

82.6

39.67

6.35

8.74

Welding Neck bore is derived from the pipe schedule

3/4

20

130

25.4

44

26.7

70

66.5

6.35

88.9

44.45

6.35

8.74

1

25

150

28.6

52

33.4

73

71.5

6.35

101.6

50.8

6.35

8.74

1 1/4

32

160

28.6

64

42.2

73

81

6.35

111.1

60.33

6.35

8.74

1 1/2

40

180

31.8

70

48.3

83

92

6.35

123.8

68.27

6.35

8.74

2

50

215

38.1

105

60.3

102

124

7.92

165.1

95.25

7.92

11.91

2 1/2

65

245

41.3

124

73

105

137

7.92

190.5

107.95

7.92

11.91

3

80

240

38.1

127

88.9

102

156

7.92

190.5

123.83

7.92

11.91

4

100

290

44.5

159

114.3

114

181

7.92

235

149.23

7.92

11.91

5

125

350

50.8

190

141.3

127

216

7.92

279.4

180.98

7.92

11.91

6

150

380

55.6

235

168.3

140

241

7.92

317.5

211.12

7.92

11.91

8

200

470

63.5

298

219.1

162

308

7.92

393.7

269.88

7.92

11.91

10

250

545

69.9

368

273

184

362

7.92

469.9

323.85

7.92

11.91

12

300

610

79.4

419

323.8

200

419

7.92

533.4

381

7.92

11.91

14

350

640

85.8

451

355.6

213

467

11.13

558.8

419.1

11.13

16.66

16

400

705

88.9

508

406.4

216

524

11.13

616

469.9

11.13

16.66

18

450

785

101.6

565

457

229

594

12.7

685.8

533.4

12.7

19.84

20

500

855

108

622

508

248

648

12.7

749.3

584.2

12.7

19.84

24

600

1040

139.7

749

610

292

772

15.88

901.7

692.15

15.88

26.97

 

1500 Lb Ring Joint Flange Dimensions

 

product-500-386

Size in Inch

Size in mm

Outer Dia.

Flange Thickness

Hub OD

Weld Neck OD

Welding Neck Length

RTJ RF Dia

RTJ RF Height

PCD

RTJ Pitch dia

RTJ Depth

RTJ Width

Bore

   

A

B

C

D

E

F

G

H

I

J

K

L

1/2

15

120

22.3

38

21.3

60

60.5

6.35

82.6

39.67

6.35

8.74

Welding Neck bore is derived from the pipe schedule

3/4

20

130

25.4

44

26.7

70

66.5

6.35

88.9

44.45

6.35

8.74

1

25

150

28.6

52

33.4

73

71.5

6.35

101.6

50.8

6.35

8.74

1 1/4

32

160

28.6

64

42.2

73

81

6.35

111.1

60.33

6.35

8.74

1 1/2

40

180

31.8

70

48.3

83

92

6.35

123.8

68.27

6.35

8.74

2

50

215

38.1

105

60.3

102

124

7.92

165.1

95.25

7.92

11.91

2 1/2

65

245

41.3

124

73

105

137

7.92

190.5

107.95

7.92

11.91

3

80

265

47.7

133

88.9

117

168

7.92

203.2

136.53

7.92

11.91

4

100

310

54

162

114.3

124

194

7.92

241.3

161.93

7.92

11.91

5

125

375

73.1

197

141.3

156

229

7.92

292.1

193.68

7.92

11.91

6

150

395

82.6

229

168.3

171

248

9.53

317.5

211.14

9.53

13.49

8

200

485

92.1

292

219.1

213

318

11.13

393.7

269.88

11.13

16.66

10

250

585

108

368

273

254

371

11.13

482.6

323.85

11.13

16.66

12

300

675

123.9

451

323.8

283

438

14.27

571.5

381

14.27

23.01

14

350

750

133.4

495

355.6

298

489

15.88

635

419.1

15.88

26.97

16

400

825

146.1

552

406.4

311

546

17.48

704.8

469.9

17.48

30.18

18

450

915

162

597

457

327

613

17.48

774.7

533.4

17.48

30.18

20

500

985

177.8

641

508

356

673

17.48

831.8

584.2

17.48

33.32

24

600

1170

203.2

762

610

406

794

20.62

990.6

692.15

20.62

36.53

 

2500# Ring Joint Flange Dimensions

 

product-500-386

Size in Inch

Size in mm

Outer Dia.

Flange Thickness

Hub OD

Weld Neck OD

Welding Neck Length

RTJ RF Dia

RTJ RF Height

PCD

RTJ Pitch dia

RTJ Depth

RTJ Width

Bore

   

A

B

C

D

E

F

G

H

I

J

K

L

1/2

15

135

30.2

43

21.3

73

65

6.35

88.9

42.88

6.35

8.74

Welding Neck bore is derived from the pipe schedule

3/4

20

140

31.8

51

26.7

79

73

6.35

95.2

50.8

6.35

8.74

1

25

160

35

57

33.4

89

82.5

6.35

108

60.33

6.35

8.74

1 1/4

32

185

38.1

73

42.2

95

102

7.92

130.2

72.23

7.92

11.91

1 1/2

40

205

44.5

79

48.3

111

114

7.92

146

82.55

7.92

11.91

2

50

235

50.9

95

60.3

127

133

7.92

171.4

101.6

7.92

11.91

2 1/2

65

265

57.2

114

73

143

149

9.53

196.8

111.13

9.52

13.49

3

80

305

66.7

133

88.9

168

168

9.53

228.6

127

9.52

13.49

4

100

355

76.2

165

114.3

190

203

11.13

273

157.18

11.13

16.66

5

125

420

92.1

203

141.3

229

241

12.7

323.8

190.5

12.7

19.84

6

150

485

108

235

168.3

273

279

12.7

368.3

228.6

12.7

19.84

8

200

550

127

305

219.1

318

340

14.27

438.2

279.4

14.27

23.01

10

250

675

165.1

375

273

419

425

17.48

539.8

342.9

17.48

30.18

12

300

760

184.2

441

323.8

464

495

17.48

619.1

406.4

17.48

33.32

 

Special Applications

 

Titanium Forged Rings: Used in seawater desalination, marine, and aerospace industries for excellent corrosion resistance and mechanical properties.

Titanium Flanges in Special Equipment: Heat exchangers, vacuum systems, optical devices, etc.

 

FAQ

 

Q: Can you provide samples?

A: Yes, we offer free samples, though shipping costs are borne by the client. We recommend testing samples or placing a trial order before bulk purchases.

Q: How competitive are your prices?

A: Our pricing is highly competitive relative to the premium quality and service we deliver.

Q: When can I receive a quotation?

A: Quotations are typically provided within 24 hours of inquiry. Urgent requests are prioritized upon notification.

Q: How do I request custom products?

A: Share your drawings, images, or samples with us. We will confirm specifications and arrange production promptly.

 

Contact

 

About STRX Titanium – Why Choose Us?

  • Premium Materials: We select premium raw materials to ensure quality control from the source.
  • Rigorous Quality Inspection: Strict quality inspection standards are implemented to ensure 100% compliance with customer requirements.
  • Customized Solutions: We understand that each industry has unique needs. Our team works closely with clients to tailor products based on specific requirements. We customize all titanium products (color/size, etc.) according to customer drawings or ideas.
  • Fast Delivery: Advanced production management ensures efficient and prompt delivery from production to shipment.
  • Expert Support: Gain insights from our dedicated expert team, who provide professional advice and practical assistance. STRX Titanium helps you identify and select the best solutions tailored to your business needs, ensuring optimal results and satisfaction.


STRX Titanium has earned consistent praise from clients for high-quality products and competitive pricing. With strict quality control and professional technical support, we look forward to cooperating with you!


In Summary,STRX Titanium is a leading manufacturer and supplier of titanium products in China. We maintain strong technical partnerships with major domestic and international equipment manufacturers and uphold rigorous quality standards to meet client demands.
For a trusted supplier of Titanium Ring Joint Flanges, contact us today to learn more about our products and services.

Email: info@strx-titanium.com

 

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