ISO-KF Blanking Flange

Description

The ISO-KF Blanking Flange is designed to securely close unused ISO-KF vacuum ports and connection points in vacuum systems. It is available in Aluminium EN AW-6082 / 3.2315, Stainless Steel 304 / 1.4301, and Stainless Steel 316L / 1.4404, covering standard sizes from DN10 to DN50. The catalog lists a pressure range of 1 × 10⁻⁸ mbar to 1.5 bar with elastomer seal, and 1 × 10⁻⁹ mbar to 1.5 bar for 304 and 316L with metal seal, making it suitable for reliable sealing in a wide range of laboratory, industrial, and high-vacuum applications.

Field Data
Product Name ISO-KF Blanking Flange
System ISO-KF
Product Type Blanking Flange
Function Blanking flange for closing ISO-KF vacuum ports
Pressure Range - Elastomer Seal 1 × 10⁻⁸ mbar to 1.5 bar
Pressure Range - Metal Seal 1 × 10⁻⁹ mbar to 1.5 bar
Material Versions Aluminium EN AW-6082 / 3.2315, Stainless Steel 304 / 1.4301, Stainless Steel 316L / 1.4404
Available Sizes (DN) 10, 16, 20, 25, 32, 40, 50
Main Dimensions A, B
Temperature Range - Aluminium EN AW-6082 / 3.2315 -196 to 150 °C
Temperature Range - Stainless Steel 304 / 1.4301 -196 to 300 °C
Temperature Range - Stainless Steel 316L / 1.4404 -196 to 350 °C
Aluminium EN AW-6082 / 3.2315
Size (DN) A (mm) B (mm) Order No
10 30 12.2 VC1FLD1AL010
16 30 17.2 VC1FLD1AL016
20 40 22.2 VC1FLD1AL020
25 40 26.2 VC1FLD1AL025
32 55 34.2 VC1FLD1AL032
40 55 41.2 VC1FLD1AL040
50 75 52.2 VC1FLD1AL050
Stainless Steel 304 / 1.4301
Size (DN) A (mm) B (mm) Order No
10 30 12.2 VC1FLD1SS010
16 30 17.2 VC1FLD1SS016
20 40 22.2 VC1FLD1SS020
25 40 26.2 VC1FLD1SS025
32 55 34.2 VC1FLD1SS032
40 55 41.2 VC1FLD1SS040
50 75 52.2 VC1FLD1SS050
Stainless Steel 316L / 1.4404
Size (DN) A (mm) B (mm) Order No
10 30 12.2 VC1FLD2SS010
16 30 17.2 VC1FLD2SS016
20 40 22.2 VC1FLD2SS020
25 40 26.2 VC1FLD2SS025
32 55 34.2 VC1FLD2SS032
40 55 41.2 VC1FLD2SS040
50 75 52.2 VC1FLD2SS050

Aluminium EN AW-6082 / 3.2315

Size (DN) A (mm) B (mm)
10 30 12.2
16 30 17.2
20 40 22.2
25 40 26.2
32 55 34.2
40 55 41.2
50 75 52.2
Stainless Steel 304 / 1.4301
Size (DN) A (mm) B (mm)
10 30 12.2
16 30 17.2
20 40 22.2
25 40 26.2
32 55 34.2
40 55 41.2
50 75 52.2
Stainless Steel 316L / 1.4404
Size (DN) A (mm) B (mm)
10 30 12.2
16 30 17.2
20 40 22.2
25 40 26.2
32 55 34.2
40 55 41.2
50 75 52.2

Download Datasheet from here