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Vacuum Flanges KF/NW bored flanges KF16-KF50 Stainless Steel
Vacuum Flanges KF/NW bored flanges KF16-KF50 Stainless Steel






Categories | KF/NW Vacuum Flanges |
---|---|
Brand | RUIJIA VACUUM COMPONENTS WHOLESALE MANUFACTURER |
Product Name | KF(NW) Vacuum bored blank flange |
Standard | KF,ISO,CF Standard |
Size | KF16,KF25,KF40,KF50,KF63,KF80,KF100,KF160 |
Helium Leak Test | 1×10 -9 Pa・m³/sec or less |
Terms of Payment | L/C, D/A, D/P, Western Union, MoneyGram, T/T, Paypal |
Update Time | Apr 3,2025 |
Detail Information
KF bored flanges feature
advantage
● Used in low & high vacuum. Along with the components they offer a simple solution for applications requiring easy and repeated assembly.
● Helium leakage test passed before shipping
● Plastic flange protective cap is included to avoid flange scratching during transportation
●The ISO-KF components are assembled by inserting a centering ring with viton o-ring between the two flange,then securing them with a vacuum clamps.

KF bored flanges specifications
Product Name | KF(NW) Vacuum blanking flange |
Brand | RUIJIA |
Size | KF16,KF25,KF40,KF50,KF63,KF80,KF100,KF160 |
Material | SS304, SS316L, 6061T6 Alu, EN1.4301, EN1.4404 |
Seal material | Viton,Silocone,Buna-N seal |
Standard | KF,ISO,CF Standard |
Temperature | -200~800℃ |
Working Pressure | Vacuum~atmosphere pressure |
Helium Leak Test | 1×10 -9 Pa・m³/sec or less |
Packing | sealed plastic bag with a protective plastic cap. |
KF Vacuum flange types | KF blank flange,KF bored flange, KF socket weld flange, KF half nipple(short), KF half nipple(long) |
Product parameters

KF Vacuum Bored Blank Flange
Model No. | Material | A | B | C | D |
KF10B12 | SS304 | 30 | 12.2 | 5 | 12.9 |
KF16B19 | SS304 | 30 | 17.2 | 5 | 19.3 |
KF25B25 | SS304 | 40 | 26.2 | 5 | 25.7 |
KF40B38 | SS304 | 55 | 41.2 | 5 | 38.4 |
KF50B51 | SS304 | 75 | 52.2 | 5 | 51 |
KF63B63 | SS304 | 87 | 70 | 5 | 63.7 |
KF80B76 | SS304 | 114 | 83 | 12 | 76.8 |
KF100B102 | SS304 | 134 | 102 | 12 | 102.2 |
KF160B153 | SS304 | 190 | 153 | 12 | 152.9 |
**SS316, Aluminum is upon request |

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