Flange of DN ≤ 600 Mm is used belt outer shroud with the outer shroud inside the belt model twine type spacer dimension (pick from HG20631-97)

C) takes outer shroud D) the outer shroud inside the belt

Nominal opens way

PN2.0 MPa(Class 150)

PN5.0 MPa(Class 300)

PN11.0 MPa(Class 600)

Twine mat

Ply

 T 

Annulus of inside and outside

Ply

T1

NPS /

In

DN

Core

Internal diameter

D1

Twine mat

Internal diameter

D2

Twine mat

External diameter

D3

Outer shroud

External diameter

D4

Core

Internal diameter

D1

Twine mat

Internal diameter

D2

Twine mat

External diameter

D3

Outer shroud

External diameter

D4

Core

Internal diameter

D1

Twine mat

Internal diameter

D2

Twine mat

External diameter

D3

Outer shroud

External diameter

D4

15

14.2

19.1

31.8

46.5

14.2

19.1

31.8

52.5

14.2

19.1

31.8

52.5

4.5

3

20

20.6

25.4

39.6

56

20.6

25.4

39.6

66.5

20.6

25.4

39.6

66.5

1

25

26.9

31.8

47.8

65.5

26.9

31.8

47.8

73

26.9

31.8

47.8

73

32

38.1

47.8

60.5

75

38.1

47.8

60.5

82.5

38.1

47.8

60.5

82.5

40

44.5

54.1

69.9

84.5

44.5

54.1

69.9

94.5

44.5

54.1

69.9

94.5

2

50

55.6

69.9

85.9

104.5

55.6

69.9

85.9

111

55.6

69.9

85.9

111

65

66.5

82.6

98.6

123.5

66.5

82.6

98.6

129

66.5

82.6

98.6

129

3

80

81.0

101.6

120.7

136.5

81.0

101.6

120.7

148.5

81.0

101.6

120.7

148.5

4

100

106.4

127.0

149.4

174.5

106.4

127.0

149.4

180

106.4

120.7

149.4

192

5

125

131.8

155.7

177.8

196

131.8

155.7

177.8

215

131.8

147.6

177.8

240

6

150

157.2

182.6

209.6

221.5

157.2

182.6

209.6

250

157.2

174.8

209.6

265

8

200

215.9

233.4

263.7

278.5

215.9

233.4

263.7

306

209.6

225.6

263.7

319

10

250

268.2

287.3

317.5

338

268.2

287.3

317.5

360.5

260.4

274.6

317.5

399

12

300

317.5

339.9

374.7

408

317.5

339.9

374.7

421

317.5

327.2

374.7

456

14

350

349.3

371.6

406.4

449

349.3

371.6

406.4

484.5

349.3

362.0

406.4

491

16

400

400.1

422.4

463.6

513

400.1

422.4

463.6

538.5

400.1

412.8

463.6

564

18

450

449.3

474.7

527.1

548

449.3

474.7

527.1

595.5

449.3

469.9

527.1

612

20

500

500.1

525.5

577.9

605

500.1

525.5

577.9

653

500.1

520.7

577.9

682

22

550

552.5

577.9

635.0

659

552.5

577.9

635.0

704

552.5

577.9

635.0

733

24

600

603.3

628.7

685.8

716.5

603.3

628.7

685.8

774

603.3

628.7

685.8

7904.53

 

Nominal opens way

PN15.0 MPa(Class 900)

PN26.0 MPa(Class 1500)

Twine mat

Ply

 T 

Annulus of inside and outside

Ply

T1

NPS /

In

DN

Core

Internal diameter

D1

Twine mat

Internal diameter

D2

Twine mat

External diameter

D3

Outer shroud

External diameter

D4

Core

Internal diameter

D1

Twine mat

Internal diameter

D2

Twine mat

External diameter

D3

Outer shroud

External diameter

D4

15

14.2

19.1

31.8

62.5

14.2

19.1

31.8

62.5

4.5

3

20

20.6

25.4

39.6

69

20.6

25.4

39.6

69

1

25

26.9

31.8

47.8

77.5

26.9

31.8

47.8

77.5

32

33.3

39.6

60.5

87

33.3

39.6

60.5

87

40

41.4

47.8

69.9

97

41.4

47.8

69.9

97

2

50

52.3

58.7

85.9

141

52.3

58.7

85.9

141

65

63.5

69.9

98.6

163.5

63.5

69.9

98.6

163.5

3

80

81.0

95.3

120.7

166.5

81.0

92.2

120.7

173

4

100

106.4

120.7

149.4

205

106.4

117.6

149.4

208.5

5

125

131.8

147.6

177.8

246.5

131.8

143.0

177.8

253

6

150

157.2

174.8

209.6

287.5

157.2

171.5

209.6

281.5

8

200

209.6

222.3

257.3

357.5

206.2

215.9

257.3

351.5

10

250

260.4

276.4

311.2

434

257.8

266.7

311.2

434.5

12

300

314.5

323.9

368.3

497.5

314.5

323.9

368.3

519.5

14

350

342.9

355.6

400.1

520

339.9

362.0

400.1

579

16

400

393.7

412.8

457.2

574

387.4

406.4

457.2

641

18

450

444.5

463.6

520.7

638

438.2

463.6

520.7

704.5

20

500

495.3

520.7

571.5

697.5

489.0

514.4

571.5

756

24

600

603.3

628.7

679.5

837.5

577.9

616.0

679.5

900.5

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