Our lineup includes six types of formed bellows with a flange or fittings at both ends.All can be used under the following pressure, temperature, and specific life conditions to obtain predetermined operating strokes.The overall length of the bellows offered as standard products can be set as desired within a range that can meet the bellows performance as you request. Please feel free to ask us.
Pressure conditions | (Internal) vacuum (External) atmospheric pressure |
---|---|
Temperature conditions | 20°C (baking temp. max. 250°C) |
Leak rate | 1×10-7 Pa・m3/s or lesss |
Bellows material | SUS316L |
Flange material | SUS304 |
Flange shape | JIS B 2290 flange A: VG flange B: VF |
Repetition life | 10,000 repetitions |
IF standard products | ||||||||||||
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Model | Bellows | Flange | Operating range of L |
Spring constant (N/mm) |
Effective area (cm2) |
Product drawing download 【PDF】 |
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Inner diameter |
|
Length | Outer diameter |
|
PCD | Mounting hole |
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Bi | Bo | ℓ | D | T | C | - | ||||||
IF20 | 22.9 | 33.0 | 44 | 80 | 8 | 60 | 4-10 | 54 ~ 64 | 10.0 | 6.1 | 2D | 3D |
IF25 | 28.6 | 40.0 | 49 | 90 | 8 | 70 | 4-10 | 57 ~ 70 | 8.4 | 9.2 | 2D | 3D |
IF40 | 43.6 | 58.0 | 70 | 105 | 10 | 85 | 4-10 | 74 ~ 100 | 5.1 | 20.3 | 2D | 3D |
IF50 | 50.1 | 65.0 | 85 | 120 | 10 | 100 | 4-10 | 85 ~ 118 | 5.0 | 26.0 | 2D | 3D |
IF65 | 61.9 | 80.0 | 90 | 145 | 10 | 120 | 4-12 | 83 ~ 128 | 3.6 | 39.5 | 2D | 3D |
IF80 | 77.6 | 95.0 | 86 | 160 | 12 | 135 | 4-12 | 89 ~ 124 | 6.0 | 58.5 | 2D | 3D |
IF100 | 106.5 | 125.0 | 86 | 185 | 12 | 160 | 8-12 | 88 ~ 124 | 7.8 | 105.2 | 2D | 3D |
IF125 | 134.7 | 153.0 | 76 | 210 | 12 | 185 | 8-12 | 88 ~ 112 | 11.7 | 162.5 | 2D | 3D |
IF150 | 157.2 | 176.0 | 76 | 235 | 12 | 210 | 8-12 | 82 ~ 112 | 13.6 | 218.0 | 2D | 3D |
IF200 | 199.8 | 230.0 | 93 | 300 | 16 | 270 | 8-15 | 98 ~ 144 | 33.2 | 362.7 | 2D | 3D |
IF250 | 254.3 | 290.0 | 93 | 350 | 16 | 320 | 12-15 | 105 ~ 140 | 80.9 | 581.7 | 2D | 3D |
IF300 | 306.0 | 340.0 | 118 | 400 | 16 | 370 | 12-15 | 130 ~ 162 | 92.9 | 819.4 | 2D | 3D |
IF350 | 340.2 | 378.2 | 110 | 450 | 20 | 420 | 12-15 | 128 ~ 162 | 90.5 | 1013.4 | 2D | 3D |
IF400 | 380.9 | 423.7 | 110 | 520 | 20 | 480 | 12-19 | 128 ~ 163 | 80.3 | 1271.1 | 2D | 3D |
IF500 | 497.0 | 528.0 | 106 | 625 | 22 | 585 | 16-19 | 134 ~ 160 | 530.6 | 2062.9 | 2D | 3D |
Pressure conditions | (Internal) vacuum (External) atmospheric pressure |
---|---|
Temperature conditions | 20°C (baking temp. max. 250°C) |
Leak rate | 1×10-9 Pa・m3/s or less |
Bellows material | SUS316L |
Flange material | SUS304L |
Flange shape |
Standard type: Stationary at both ends with through holes Letter “K” suffix attached to model number: Stationary×rotating with through holes |
Repetition life | 10,000 repetitions |
CF standard products | ||||||||||||
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Model | Bellows | Flange | Operating range of L |
Spring constant (N/mm) |
Effective area (cm2) |
Product drawing download 【PDF】 |
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Inner diameter |
Outer diameter |
length | Outer diameter |
Plate thickness |
PCD | Mounting hole |
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Bi | Bo | ℓ | D | T | C | - | ||||||
CF34 | 9.7 | 13.5 | 30.6 | 33.8 | 7.2 | 27.0 | 6-4.4 | 44 ~ 46 | 58.5 | 1.1 | 2D | 3D |
CF34_K | 3D | |||||||||||
CF70 | 30.2 | 41.0 | 54.6 | 69.3 | 12.7 | 58.7 | 6-6.8 | 72 ~ 88 | 9.1 | 10.0 | 2D | 3D |
CF70_K | 3D | |||||||||||
CF114 | 50.1 | 65.0 | 60.0 | 113.5 | 17.5 | 92.2 | 8-8.5 | 83 ~ 107 | 6.8 | 26.0 | 2D | 3D |
CF114_K | 3D | |||||||||||
CF152 | 90.1 | 107.0 | 65.4 | 151.6 | 19.8 | 130.3 | 16-8.5 | 92 ~ 118 | 9.7 | 76.3 | 2D | 3D |
CF152_K | 3D | |||||||||||
CF203 | 134.7 | 153.0 | 70.2 | 202.4 | 22.4 | 181.1 | 20-8.5 | 101 ~ 129 | 12.8 | 162.5 | 2D | 3D |
CF203_K | 3D | |||||||||||
CF253 | 180.0 | 208.0 | 80.8 | 253.2 | 24.6 | 231.9 | 24-8.5 | 114 ~ 146 | 42.5 | 295.6 | 2D | 3D |
CF253_K | 3D |
Pressure conditions | (Internal) vacuum (External) atmospheric pressure |
---|---|
Temperature conditions | 20°C (baking temp. max. 250°C) |
Leak rate | 1×10-9 Pa・m3/s or less |
Bellows material | SUS316L |
Flange material | SUS304L |
Flange shape | For conflat flange connection and end pipe connection |
Repetition life | 10,000 repetitions |
IC standard products | |||||||||||
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Model | Bellows | Flange | Operating range of L |
Spring constant (N/mm) |
Effective area (cm2) |
Product drawing download 【PDF】 |
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Inner diameter |
Outer diameter |
Length | Outer diameter |
Plate thickness |
Mounting hole |
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Bi | Bo | ℓ | D | T | LY | ||||||
IC18A | 12.9 | 19 | 50 | 18.0 | 1.0 | 10 | 67 ~ 72 | 17.0 | 2.0 | 2D | 3D |
IC18B | 100 | 114 ~ 124 | 8.6 | 2D | 3D | ||||||
IC25A | 17.4 | 26 | 50 | 25.4 | 1.5 | 10 | 65 ~ 73 | 9.2 | 3.7 | 2D | 3D |
IC25B | 100 | 110 ~ 126 | 4.7 | 2D | 3D | ||||||
IC32A | 22.9 | 33 | 50 | 31.8 | 1.5 | 10 | 64 ~ 74 | 9.4 | 6.1 | 2D | 3D |
IC32B | 100 | 108 ~ 128 | 4.8 | 2D | 3D | ||||||
IC40A | 30.2 | 42 | 50 | 38.1 | 1.5 | 10 | 63 ~ 74 | 7.7 | 10.2 | 2D | 3D |
IC40B | 100 | 105 ~ 130 | 3.9 | 2D | 3D | ||||||
IC65A | 50.1 | 65 | 50 | 63.5 | 2.0 | 15 | 67 ~ 88 | 8.1 | 26.0 | 2D | 3D |
IC65B | 100 | 108 ~ 144 | 4.3 | 2D | 3D | ||||||
IC100A | 90.1 | 109 | 50 | 101.6 | 2.0 | 15 | 64 ~ 90 | 9.3 | 77.8 | 2D | 3D |
IC100B | 100 | 102 ~ 148 | 5.0 | 2D | 3D | ||||||
IC150A | 134.7 | 153 | 50 | 152.4 | 3.0 | 20 | 77 ~ 98 | 17.1 | 162.5 | 2D | 3D |
IC150B | 100 | 115 ~ 156 | 9.0 | 2D | 3D | ||||||
IC200A | 180.0 | 213 | 45 | 203.2 | 3.0 | 30 | 86 ~ 117 | 47.1 | 303.3 | 2D | 3D |
IC200B | 90 | 112 ~ 175 | 24.1 | 2D | 3D |
Pressure conditions | (Internal) vacuum (External) atmospheric pressure |
---|---|
Temperature conditions | 20°C (baking temp. max. 250°C) |
Leak rate | 1×10-9 Pa・m3/s or less |
Bellows material | SUS316L |
Flange material | SUS316 |
Flange shape | ISO KF flange |
Repetition life | 10,000 repetitions |
KF standard products (Formed bellows with ISO KF flanges) | |||||||||||
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Model | Bellows | Flange | Operating range of L |
Spring constant (N/mm) |
Effective area (cm2) |
Product drawing download 【PDF】 |
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Inner diameter |
Outer diameter |
Length | Outer diameter |
Inner diameter |
Length | ||||||
Bi | Bo | ℓ | D | A | t | ||||||
KF10 | 12.9 | 19 | 50 | 30 | 12.2 | 20 | 87 ~ 93 | 15.7 | 2.0 | 2D | 3D |
KF16 | 16.1 | 23 | 50 | 30 | 17.2 | 20 | 86 ~ 94 | 14.7 | 3.0 | 2D | 3D |
KF25 | 22.9 | 33 | 65 | 40 | 26.2 | 20 | 96 ~ 111 | 7.0 | 6.1 | 2D | 3D |
KF40 | 43.6 | 58 | 75 | 55 | 41.2 | 20 | 100 ~ 130 | 5.4 | 20.3 | 2D | 3D |
KF50 | 50.1 | 65 | 85 | 75 | 52.2 | 20 | 110 ~ 140 | 5.2 | 26.0 | 2D | 3D |
KF63 | 76.3 | 92 | 85 | 87 | 70.2 | 20 | 108 ~ 142 | 7.6 | 55.6 | 2D | 3D |
KF80 | 90.1 | 109 | 100 | 114 | 83.2 | 25 | 130 ~ 170 | 5.3 | 77.8 | 2D | 3D |
KF100 | 106.5 | 125 | 100 | 134 | 102.2 | 25 | 130 ~ 170 | 6.9 | 105.2 | 2D | 3D |
Pressure conditions | (Intermal) vacuum (External) atmospheric pressure |
---|---|
Temperature conditions | 20°C (baking temp. max. 250°C) |
Leak rate | 1×10-9 Pa・m3/s or less |
Bellows material | SUS316L |
Flange material | SUS316 |
Flange shape | End pipe |
Repetition life | 10,000 repetitions |
PF standard products (Formed bellows with end pipes) | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Model | Bellows | End pipe | Operating range of L |
Spring constant (N/mm) |
Effective constant (cm2) |
Product drawing download 【PDF】 |
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Inner diameter |
Outer diameter |
Length | Outer diameter |
thickness | Length | ||||||
Bi | Bo | ℓ | D | t1 | T | ||||||
PF10 | 12.9 | 19 | 50 | 17.3 | 1.65 | 10 | 67 ~ 73 | 15.7 | 2.0 | 2D | 3D |
PF16 | 16.1 | 23 | 50 | 21.7 | 2.1 | 10 | 66 ~ 74 | 14.7 | 3.0 | 2D | 3D |
PF25 | 22.9 | 33 | 65 | 27.2 | 2.1 | 15 | 87 ~ 103 | 7.0 | 6.1 | 2D | 3D |
PF40 | 43.6 | 58 | 75 | 42.7 | 2.8 | 15 | 90 ~ 120 | 5.4 | 20.3 | 2D | 3D |
PF50 | 50.1 | 65 | 85 | 60.5 | 2.8 | 20 | 110 ~ 140 | 5.2 | 26.0 | 2D | 3D |
PF63 | 76.3 | 92 | 85 | 76.3 | 3.0 | 20 | 108 ~ 142 | 7.6 | 55.6 | 2D | 3D |
PF80 | 90.1 | 109 | 100 | 89.1 | 3.0 | 20 | 120 ~ 160 | 5.3 | 77.8 | 2D | 3D |
PF100 | 106.5 | 125 | 100 | 114.3 | 3.0 | 25 | 130 ~ 170 | 6.9 | 105.2 | 2D | 3D |
Pressure conditions | (Internal) vacuum (External) atmospheric pressur |
---|---|
Temperture conditions | 20°C (baking temp. max. 250°C) |
Leak rate | 1×10-9 Pa・m3/s or less |
Bellows material | SUS316L |
Flange material | SUS316 |
Flange shape | ISO KF flanges+ end pipes |
Repetition life | 10,000 repetitions |
KP standard products(Formed bellows with KF flanges +Pipe end) | ||||||||||||||
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Model | Bellows | Flange | End pipes | Overall length | Spring constant (N/mm) |
Effective area (cm2) |
Procuct drawing download 【PDF】 |
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Inner diameter |
Outer diameter |
Length | Outer diameter |
Length | Outer diameter |
thickness | Length | Unrestricted length |
Operating range |
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Bi | Bo | ℓ | D | T | A | t1 | T | L | L | |||||
KP10 | 12.9 | 19 | 50 | 30 | 20 | 17.3 | 1.65 | 10 | 80 | 77 ~ 83 | 15.7 | 2.0 | 2D | 3D |
KP16 | 16.1 | 23 | 50 | 30 | 20 | 21.7 | 2.1 | 10 | 80 | 76 ~ 84 | 14.7 | 3.0 | 2D | 3D |
KP25 | 22.9 | 33 | 65 | 40 | 20 | 27.2 | 2.1 | 15 | 100 | 92 ~ 108 | 7.0 | 6.1 | 2D | 3D |
KP40 | 43.6 | 58 | 75 | 55 | 20 | 42.7 | 2.8 | 15 | 110 | 95 ~ 125 | 5.4 | 20.3 | 2D | 3D |
KP50 | 50.1 | 65 | 85 | 75 | 20 | 60.5 | 2.8 | 20 | 125 | 110 ~ 140 | 5.2 | 26.0 | 2D | 3D |
KP63 | 76.3 | 92 | 85 | 87 | 20 | 76.3 | 3.0 | 20 | 125 | 108 ~ 142 | 7.6 | 55.6 | 2D | 3D |
KP80 | 90.1 | 109 | 100 | 114 | 25 | 89.1 | 3.0 | 20 | 145 | 125 ~ 165 | 5.3 | 77.8 | 2D | 3D |
KP100 | 106.5 | 125 | 100 | 134 | 25 | 114.3 | 3.0 | 25 | 150 | 130 ~ 170 | 6.9 | 105.2 | 2D | 3D |
Please take a look at the technical information on bellows.
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