FLW SS304/SS316L Stainless Steel L=20/30/40/50/70MM Half Nipple Vacuum KF/NW Socket Weld Flanges KF16-KF50 High Quality NW10-NW50 Vacuum Welded Fitting
Model:FLW82/FLW83/FLW84/FLW85/FLW87
- Overview
- Recommended Products
Applications
KF flanges are a sexless design made from 304 stainless, they can be used in a wide range of applications including:
* Roughing and foreline plumbing
* Small pipe systems
* Systems need frequent cleaning or modification
* Research and teaching laboratories
Material and Size
* Flanges,Blanks,Fittings:Stainless Steel 304,316L or Aluminum
* Clamps:Aluminum or Stainless Steel 304
* O-Ring:Viton/NBR/EPDM
* Size:KF10-KF50(See Figure 1)
Vacuum Range
Elastomer Seal:>= 1 x 10-8 Torr
Temperature Range
Viton:-50°C to 200°C
NBR:-20°C to 80°C
Installation

The ISO-KF components are assembled by inserting a centering ring between the two flange faces, then securing the assembly with a flange encompassing clamp (see Figure 2)

Half Nipple Weld Flange
Material:SS304/SS316L
| Model for 304 with C/mm | Size | A/mm | B/mm | Thickness | N.W/g 20 | N.W/g 30 | N.W/g 40 | N.W/g 70 |
|---|---|---|---|---|---|---|---|---|
| FLW821K100504 | KF10 | 30 | 12.7 | 1.65 | 20 | 30 | 40 | 70 |
| FLW821K160754 | KF16 | 30 | 19.1 | 1.65 | 25 | 32 | 40 | 47 |
| FLW821K251004 | KF25 | 40 | 25.4 | 1.65 | 37.5 | 51 | 59 | 71 |
| FLW821K401504 | KF40 | 55 | 38.1 | 1.65 | 59.3 | 81 | 94 | 112 |
| FLW821K502004 | KF50 | 75 | 50.8 | 1.65 | 121 | 144 | 156.7 | 189 |
| FLW822K10D144 | KF10 | 30 | 14 | 2 | 28 | 30 | 40 | 70 |
| FLW822K16D204 | KF16 | 30 | 20 | 2 | 25 | 32 | 40 | 47 |
| FLW822K25D284 | KF25 | 40 | 28 | 2 | 37 | 46.7 | 60 | 70 |
| FLW822K40D454 | KF40 | 55 | 44.5 | 2.5 | 73.5 | 104 | 132 | 157 |
| FLW822K50D544 | KF50 | 75 | 54 | 2 | 129 | 155 | 180 | 203 |
| FLW822K50D574 | KF50 | 75 | 57 | 3.5 | 159 | 205 | 254 | 292 |
