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A Leading Company Fluid Control Components & Systems

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Welded Bellows

Circular Bellows

■ Characteristics


► Exellent Airtightness
- U.H.V condition as low as 1×10-11atm-cc He/sec

► Excellent Durability
- Capable of more than 1, 000, 000 cycles

► Excellent Corrosion Resistance
- Use highly anti-corrosive materials such as
Stainless Steel, Inconel, Haynes, Hastelloy

► Excellent Thermostability
- Used at a wide range of temperatures [-260~1200℃]
as different materials

Specification

 

Standard Diaphragm List

 

 

O.D

I.D

 

O.D

I.D

 

O.D

I.D

 

O.D

I.D

 

O.D

I.D

9.50

3.50

 

36.50

23.70

 

56.00

36.80

 

89.10

63.50

 

136.00

120.00

12.00

6.00

 

36.60

19.00

 

56.00

36.00

 

90.00

65.10

 

136.50

117.30

12.60

5.00

 

37.00

19.00

 

57.00

37.80

 

90.00

60.00

 

140.00

100.00

13.00

6.20

 

37.00

17.80

 

58.00

42.00

 

92.10

79.30

 

144.00

129.00

13.50

6.00

 

37.00

11.40

 

58.70

38.70

 

92.10

76.10

 

144.00

124.00

15.00

5.00

 

38.10

25.30

 

58.80

46.00

 

92.40

66.80

 

146.00

130.00

16.50

6.50

 

38.10

18.90

 

59.00

39.00

 

94.00

70.00

 

147.00

129.00

16.50

8.50

 

38.10

25.40

 

60.00

40.00

 

94.20

75.00

 

149.20

131.20

18.00

8.00

 

38.10

25.30

 

61.10

46.60

 

95.30

79.30

 

149.20

130.00

18.00

6.50

 

38.10

22.10

 

61.60

36.40

 

97.20

84.40

 

149.50

120.50

19.00

9.00

 

39.70

26.90

 

61.90

49.10

 

98.40

82.40

 

149.80

109.80

19.00

6.20

 

39.70

22.00

 

62.00

46.00

 

100.00

75.00

 

152.40

104.00

19.00

6.60

 

39.70

19.00

 

63.50

44.30

 

101.60

85.60

 

157.00

132.00

20.00

9.00

 

39.70

24.40

 

63.50

43.50

 

101.60

68.50

 

157.00

127.00

20.30

7.80

 

40.00

30.00

 

64.00

34.00

 

104.00

86.40

 

159.00

115.00

20.30

10.30

 

40.00

20.00

 

64.50

38.90

 

104.80

88.80

 

161.90

142.70

20.50

7.70

 

41.20

28.40

 

65.00

40.00

 

105.00

81.00

 

164.00

137.00

21.00

11.00

 

41.30

22.10

 

65.00

45.00

 

105.00

80.20

 

169.00

149.00

21.30

13.00

 

41.30

15.70

 

65.10

52.30

 

107.00

77.00

 

170.00

140.00

22.00

8.00

 

41.30

18.90

 

68.00

49.00

 

107.50

94.00

 

174.60

155.40

23.00

12.00

 

42.80

30.00

 

68.30

55.50

 

107.80

81.20

 

176.00

127.00

24.00

10.00

 

44.00

25.00

 

69.80

39.80

 

108.00

95.20

 

180.00

140.00

25.40

9.40

 

44.20

31.40

 

70.00

50.00

 

108.00

92.00

 

185.00

135.00

25.40

8.00

 

44.40

19.10

 

71.00

53.00

 

108.00

89.00

 

190.00

164.40

26.00

16.00

 

44.50

18.90

 

71.30

45.70

 

108.20

81.60

 

190.00

152.00

26.00

13.20

 

45.00

25.80

 

71.50

58.70

 

108.20

81.60

 

200.00

167.00

26.00

14.00

 

45.00

25.00

 

74.60

61.80

 

108.20

85.00

 

208.00

180.00

26.00

12.00

 

46.00

26.00

 

74.60

54.60

 

100.00

75.00

 

210.00

172.00

26.50

13.70

 

46.10

33.30

 

75.00

55.80

 

110.00

80.00

 

210.00

160.00

26.50

15.50

 

47.20

34.40

 

75.00

50.00

 

111.10

95.10

 

211.00

191.00

28.00

14.00

 

47.50

24.70

 

76.20

50.60

 

114.30

98.30

 

219.00

181.00

28.70

12.70

 

47.60

22.00

 

76.20

55.80

 

115.00

75.00

 

223.50

198.50

29.20

16.40

 

48.00

35.20

 

76.20

63.50

 

117.50

101.50

 

235.00

197.00

29.80

20.20

 

49.00

30.50

 

80.00

55.00

 

120.00

90.00

 

261.00

240.00

30.00

17.00

 

49.20

39.20

 

80.00

50.00

 

120.00

84.80

 

270.00

210.00

31.40

16.70

 

49.20

36.40

 

81.00

68.20

 

120.00

100.00

 

270.00

230.00

31.40

16.70

 

50.00

30.00

 

81.00

61.80

 

120.00

90.00

 

280.00

220.00

31.80

19.00

 

50.20

36.60

 

81.00

60.00

 

120.80

104.80

 

282.00

242.00

31.80

15.80

 

50.70

38.20

 

82.50

56.90

 

121.10

95.40

 

308.00

258.00

31.80

19.40

 

50.80

34.80

 

82.50

57.20

 

123.80

107.80

 

310.00

240.00

32.50

21.50

 

50.80

31.60

 

84.00

71.50

 

125.00

85.00

 

320.00

265.00

33.40

20.60

 

50.80

35.60

 

84.20

71.40

 

126.00

101.50

 

320.00

260.00

34.20

13.70

 

51.00

31.00

 

84.20

68.20

 

126.20

100.60

 

358.00

305.00

34.40

15.20

 

53.00

36.00

 

84.20

58.60

 

127.80

90.00

 

365.00

310.00

34.50

14.50

 

53.10

38.60

 

85.00

60.00

 

130.00

106.00

 

400.00

350.00

34.50

19.50

 

54.00

28.00

 

85.00

59.40

 

130.00

100.00

 

458.00

400.00

34.50

17.50

 

54.00

41.50

 

87.30

71.30

 

133.00

90.00

 

460.00

400.00

34.50

17.00

 

55.60

42.80

 

88.90

50.80

 

133.40

114.20

 

490.00

400.00

36.50

23.70

 

55.60

30.00

 

88.90

70.00

 

133.40

88.40

 

640.00

530.00

 

Technical Information

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