Vacuum Flexible Hoses

Vacuum Flexible Hoses

Vacuum Flexible Hoses

Features:

  • 1. Flexible tube can be designed according to different specification.
  • 2. Soft and hard series for option.
  • 3. Standard materials are 304 and 316L stainless steel.
  • 4. Forged flanges and fittings for better quality.
  • 5. No oxide passivation films covered during the welding process
  • 6. Automatic welding to ensure the high quality and stable supplies.
  • 7. Customized length for maximum 3 meters.
  • 8. Mating CF, ISO, KF, JIS, and Pipe end flanges available.
  • 9. Special size and length available upon request.
  • 10. Hoses are 100% tested before shipping.
  • 11. Working Temperature: ≤250℃
  • 12. Helium leak rate: ≤1×10-9 PaM3/Sec
  • 13. Service Life:≥1×104 repetitions. However, the severity of the flexing, temperature, corrosive conditions, pressure and vibration may affect the usage.

Soft Type (SV Type)

NOMINAL
DIA

Dimensions (mm)

Contraction
Rate %

ID

OD

THICKNESS

Min. Bend Radius

20A

0.80" (20.4)

1.20" (30.5)

0.20

70

4%

25A

1.06" (27.0)

1.42" (36.0)

0.20

90

4%

40A

1.61" (41.0)

2.13" (54.0)

0.20

120

8%

50A

2.11" (53.5)

2.76" (70.0)

0.25

140

11%

 

Hard Type (BO Type)

NOMINAL
DIA

Dimensions (mm)

Contraction
Rate %

ID

OD

THICKNESS

Min. Bend Radius

25A

1.04" (26.5)

1.48" (37.5)

0.30

90

2%

40A

1.59" (40.5)

2.19" (55.5)

0.30

120

2%

50A

2.15" (54.5)

2.85" (72.5)

0.40

140

4%

65A

2.52" (64.0)

3.39" (86.0)

0.40

150

6%

80A

3.03" (77.0)

3.90" (99.0)

0.40

220

7%

100A

4.00" (101.5)

4.94" (125.5)

0.40

280

10%

KF Clamp Flange Type Soft Series

kf-clamp-flange-type-soft-series

Flange
Size

Dimensions, in. (mm)

Tube Sepcifiction, in. (mm)

A

B

ID

OD

KF16

1.18" (30.0)

0.71" (18.0)

0.80" (20.4)

1.20" (30.5)

KF25

1.57" (40.0)

0.71" (18.0)

1.06" (27.0)

1.42" (36.0)

KF40

2.17" (55.0)

0.71" (18.0)

1.61" (41.0)

2.13" (54.0)

KF50

2.95" (75.0)

0.71" (18.0)

2.11" (53.5)

2.76" (70.0)

ISO Flange Type

iso-flange-type

Flange
Size

Dimensions, in. (mm)

Tube Sepcifiction, in. (mm)

A

B

ID

OD

ISO-K-63

3.74" (95.0)

2.76" (70.0)

2.52" (64.0)

3.39" (86.0)

ISO-K-80

4.33" (110.0)

3.27" (83.0)

3.03" (77.0)

3.90" (99.0)

ISO-K-100

5.12" (130.0)

4.02" (102.0)

4.00" (101.5)

4.94" (125.5)

ISO-K-125

6.10" (155.0)

5.00" (127.0)

5.00" (127.0)

5.98" (152.0)

ISO-K-160

7.09" (180.0)

6.02" (153.0)

5.93" (150.5)

7.03" (178.5)

ISO-F-63

5.12" (130.0)

2.76" (70.0)

2.52" (64.0)

3.39" (86.0)

ISO-F-80

5.71" (145.0)

3.27" (83.0)

3.03" (77.0)

3.90" (99.0)

ISO-F-100

6.50" (165.0)

4.02" (102.0)

4.00" (101.5)

4.94" (125.5)

ISO-F-125

7.87" (200.0)

5.00" (127.0)

5.00" (127.0)

5.98" (152.0)

ISO-F-160

8.86" (225.0)

6.02" (153.0)

5.93" (150.5)

7.03" (178.5)

CF Flange Hard Series

cf-flange-hard-series

Flange
Size

Dimensions, in. (mm)

Tube Sepcifiction, in. (mm)

A

B

ID

OD

CF40HA

2.76" (69.5)

2.31" (58.7)

1.04" (26.5)

1.47" (37.3)

CF40HB

2.76" (69.5)

2.31" (58.7)

1.59" (40.5)

2.19" (55.5)

CF63HA

4.49" (113.6)

3.63" (92.2)

1.59" (40.5)

2.19" (55.5)

CF63HB

4.49" (113.6)

3.63" (92.2)

2.11" (53.5)

2.76" (70.0)

CF100

5.98" (151.6)

5.13" (130.3)

3.03" (77.0)

3.90" (99.0)

CF160

7.99" (202.5)

7.13" (181.0)

4.00" (101.5)

4.94" (125.5)

JIS Flange Type Soft Series

jis-flange-type-soft-series

Nominal
DIA

Dimensions, in. (mm)

Tube Sepcifiction, in. (mm)

A

B

ID

OD

25

3.54" (90.0)

2.76" (70.0)

1.06" (27.0)

1.42" (36.0)

40

4.13" (105.0)

3.35" (85.0)

1.61" (41.0)

2.13" (54.0)

50

4.72" (120.0)

3.94" (100.0)

2.11" (53.5)

2.76" (70.0)

Pip End Type (UNBRAIDED)

pip-end-type-unbraided

Tube
Size

Dimensions, in. (mm)

Tube Sepcifiction, in. (mm)

A

B

ID

OD

1/4"

0.25" (6.4)

1.18" (30.0)

0.24" (6.0)

0.51" (13.0)

3/8"

0.37" (9.5)

1.18"(30.0)

0.39" (10.0)

0.59" (15.0)

1/2"

0.50" (12.7)

1.18" (30.0)

0.51" (13.0)

0.75" (19.0)

 

*For more information of vacuum flexible hoses, please feel free to contact us.

Vacuum Fittings
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