Spiral Wound Gasket

Spiral Wound Gasket
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Product Details

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Product Description:

Spiral wound gaskets are designed for ASME B16.20 and ANSI B16.5 flanges. Spiral wound gaskets are available for classes 150 to 2500.  Custom filler, winding strip, guide ring and inner ring materials are available upon request.

 

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WindingWinding

w/ Inner Ring

Winding

w/ Centering Ring

Winding w/ Inner

& Centering Ring

 

Winding Materials:

Max. Temp. Range

Stainless Steel 304

760°C

Stainless Steel 316L

760°C

Filler Materials:

Graphite

523°C

PTFE

260°C

Guide Ring Materials:

Carbon Steel

538°C

Inner Ring Materials:

Stainless Steel 304

760°C

Stainless Steel 316

760°C



Part Numbers:

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Example:  SWG 260 150 316 G C I - Spiral Wound Gasket - 26” Nominal Pipe,  150#, Stainless Steel 316 Winding Material, Graphite Filler, Carbon Steel Centering Ring, Stainless Steel 316 Inner Ring

*If there is no internal ring or if there is no innternal ring or centering ring there is no material indicated

Selecting Your Spiral Wound Gasket

 

Applications  Service:


General Duty

Raised Face

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Flat Face

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Male & Female

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Tongue & Groove

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FF Face

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Winding w/ Centering RingaWinding w/ Centering RingWindingWindingWinding

High Pressure High Temperature

Fluctuating Pressures SWG w/ PTFE Fillers

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Winding w/ Inner

& Centering Ring

Winding w/ Inner

& Centering Ring

Winding w/ Inner RingWinding w/ Inner RingWinding w/ Inner Ring

Colour Coding

Centering rings are painted in accordance to ASME B16.20 . The solid colour on the centering ring indicates  the  metallic  winding material. The stripped colour indicates the non-metallic filler used between the metal  winding.

 

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Spiral Wound Gasket Dimension for ASME B16.20

 

Spiral-Wound-Gaskets-Drawing.jpg

 

 


150LB

300LB

NPS

D1

D2

D3

D4

D1

D2

D3

D4

1/2

14.2

19.1

31.8

47.8

14.2

19.1

31.8

54.1

3/4

20.6

25.4

39.6

57.2

20.6

25.4

39.6

66.8

1

26.9

31.8

47.8

66.8

26.8

31.8

47.8

73.2

1-1/4

38.1

47.8

60.5

76.2

38.1

47.8

60.5

82.6

1-1/2

44.5

54.1

69.9

85.9

44.5

54.1

69.9

95.3

2

55.6

69.9

85.9

104.9

55.6

69.9

85.9

111.3

2-1/2

66.5

82.6

98.6

124.0

66.5

82.6

98.6

130.3

3

81.0

101.6

120.7

136.7

81.0

101.6

120.7

149.4

4

106.4

127.0

149.4

174.8

106.4

127.0

149.4

181.1

5

131.8

155.7

177.6

196.9

131.6

155.7

177.8

215.9

6

157.2

182.6

209.6

222.3

157.2

182.6

209.6

251.0

8

215.9

233.4

263.7

279.4

215.9

233.4

263.7

308.1

10

268.2

287.3

317.5

339.9

268.2

287.3

317.5

362.0

12

317.5

339.9

374.7

409.7

317.5

339.9

374.7

422.4

14

349.3

371.6

406.4

450.9

349.3

371.6

406.4

485.9

16

400.1

422.4

463.6

514.4

400.1

422.4

463.6

539.6

18

449.3

474.7

527.1

549.4

449.3

474.7

527.1

596.9

20

500.1

525.5

577.8

606.6

500.1

525.5

577.9

654.1

24

603.3

628.7

685.8

717.6

603.3

628.7

685.8

774.7



400LB

600LB

NPS

D1

D2

D3

D4

D1

D2

D3

D4

1/2

14.2

19.1

31.8

54.1

14.2

19.1

31.8

54.1

3/4

20.6

25.4

39.6

66.8

20.6

25.4

39.6

66.8

1

26.9

31.8

47.8

73.2

26.9

31.8

47.8

73.2

1-1/4

38.1

47.8

60.5

82.6

38.1

47.8

60.5

82.6

1-1/2

44.5

54.1

69.9

95.3

44.5

54.1

69.9

95.3

2

55.6

69.9

85.9

111.3

55.6

69.9

85.9

111.3

2-1/2

66.5

82.6

98.6

130.3

66.5

82.6

98.6

130.3

3

78.7

101.6

120.7

149.4

78.7

101.6

120.7

149.4

4

102.6

120.7

149.4

177.8

102.6

120.7

149.4

193.8

5

128.3

147.6

177.8

212.9

128.3

147.6

177.8

241.3

6

154.9

174.8

209.6

247.7

154.8

174.8

209.6

266.7

8

205.7

225.6

263.7

304.8

205.7

225.6

263.7

320.8

10

255.3

274.6

317.5

358.9

255.3

274.6

317.5

400.1

12

307.3

327.2

374.7

419.1

307.3

327.2

374.7

457.2

14

342.9

362.0

406.4

482.6

342.9

362.0

406.4

492.3

16

389.9

412.8

463.6

536.7

389.9

412.8

463.6

565.2

18

438.2

469.9

527.1

593.9

438.2

469.9

527.1

612.9

20

489.0

520.7

577.9

647.7

489.0

520.7

577.9

682.8

24

590.6

628.7

685.8

768.4

590.6

626.7

685.8

790.7

 


900LB

1500LB

NPS

D1

D2

D3

D4

D1

D2

D3

D4

1/2

14.2

19.1

31.8

63.5

14.2

19.1

31.8

63.5

3/4

20.6

25.4

39.6

69.9

20.6

25.4

39.6

69.9

1

26.9

31.8

47.8

79.5

26.9

31.8

47.8

79.5

1-1/4

33.3

39.6

60.5

88.9

33.3

39.6

60.5

88.9

1-1/2

41.4

47.8

69.9

98.6

41.4

47.8

69.9

98.6

2

52.3

58.7

85.9

143.0

52.3

58.7

85.9

143.0

2-1/2

63.5

69.9

98.6

165.1

63.5

69.9

98.6

165.1

3

78.7

95.3

120.7

168.4

78.7

92.2

120.7

174.8

4

102.6

120.7

149.4

206.5

97.8

117.6

149.4

209.6

5

128.3

147.6

177.8

247.7

124.5

143.0

177.8

254.0

6

154.9

174.8

209.6

289.1

147.3

171.5

209.6

282.7

8

196.9

222.3

257.3

358.9

196.9

215.9

257.3

352.6

10

246.1

276.4

311.2

435.1

246.1

266.7

311.2

435.1

12

292.1

323.9

368.3

498.6

292.1

323.9

368.3

520.7

14

320.8

355.6

400.1

520.7

320.8

362.0

400.1

577.9

16

374.7

412.8

457.2

574.8

368.3

406.4

457.2

641.4

18

425.5

463.6

520.7

638.3

425.5

463.6

520.7

704.9

20

482.6

520.7

571.5

698.5

476.3

514.4

571.5

755.7

24

590.6

628.7

679.5

838.2

577.9

616.0

679.5

901.7

 


2500LB

NPS

D1

D2

D3

D4

1/2

14.2

19.1

31.8

69.9

3/4

20.6

25.4

39.6

76.2

1

26.9

31.8

47.8

85.9

1-1/4

33.3

39.6

60.5

104.9

1-1/2

41.4

47.8

69.9

117.6

2

52.3

58.7

85.9

146.1

2-1/2

63.5

69.9

98.6

168.4

3

78.7

92.2

120.7

196.9

4

97.8

117.6

149.4

235.0

5

124.5

143.0

177.8

279.4

6

147.3

171.5

209.6

317.5

8

196.9

215.9

257.3

387.4

10

246.1

270.0

311.2

476.3

12

292.1

317.5

368.3

549.4

 

Filler Materials & Temperatures:

Spiral Wound Filler Guide

Flexible Graphite

PTFE

Ceramic

Mica

Maximum Temperature

900oF
482oC

500oF
260oC

2300oF
1260oC

1800oF
982oC

Minimum Temperature

-400oF
-240oC

-300oF
-184oC

-150oF
-101oC

-400oF
-240oC

 

Techo is one of the leading manufacturers and suppliers of various sealing products in China. We have skillful and experienced workers in our factory. Now take action to wholesale quality stand spiral wound gasket made in China with us.

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