top of page

ISO-K / ISO-F

< ISO-K / ISO-F Flanges

ISO-K Blank Flange.png

ISO-K / ISO-F Flanges

  • ISO-F Blank Flange

  • ISO-K Weld Ring Flange

  • ISO-K Half Nipple

  • ISO-K / ISO-F Adapter Flange

  • ISO-K Blank Flange

  • ISO-F Weld Flange

  • ISO-F Measurement Flange

  • ISO-F Quick-Access-Door

  • ISO-K Rotatable Bolt Ring

ISO-F Blank Flange.png
ISO-K Weld Ring Flange.png
ISO-K Half Nipple.png
ISO-F Blank Flange

ISO-K / ISO-F

ISO-F Blank Flange.png

ISO-F Blank Flange

​

Product description

  • Other flange materials available upon request

  • Other flange sizes on request

Subcategories

  • Stainless Steel 304/1.4301

Nominal diameter
A [mm]
B [mm]
C [mm]
D [mm]
Part number
Delivery time
DN 63 ISO-F
130 mm
110 mm
12 mm
9 mm
On Request
DN 100 ISO-F
165 mm
145 mm
12 mm
9 mm
On Request
DN 160 ISO-F
225 mm
200 mm
16 mm
11 mm
On Request
DN 200 ISO-F
285 mm
260 mm
16 mm
11 mm
On Request
DN 250 ISO-F
335 mm
310 mm
16 mm
11 mm
On Request

Stainless Steel 304/1.4301

​

Technical Data

​

  • Pressure range: 1E-8 hPa – 1.5E3 hPa over pressure (elastomer seal); 1E-9 hPa – 1.5E3 hPa over pressure (metal seal)

  • Temperature range: -196 – 300 °C

ISO-K Weld Ring Flange

ISO-K / ISO-F

< ISO-K / ISO-F Flanges

< ISO-K Weld Ring Flange

ISO-K Weld Ring Flange.png

ISO-K Weld Ring Flange

​

Product description

  • Other flange materials available upon request

Subcategories

  • Stainless Steel 304/1.4301

  • Stainless steel 316L/1.4404

Stainless steel 316L/1.4404

​

Technical Data

​

  • Pressure range: 1E-8 hPa – 1.5E3 hPa over pressure (elastomer seal); 1E-9 hPa – 1.5E3 hPa over pressure (metal seal)

  • Temperature range: -196 – 350 °C

Nominal diameter
A [mm]
B [mm]
C [mm]
D [mm]
E [mm]
Pipe dimension
Part number
Delivery time
DN 63 ISO-K
95 mm
70 mm
12 mm
63.8 mm
7 mm
63.5 mm x 1.65 mm
On Request
DN 63 ISO-K
95 mm
70 mm
12 mm
70.3 mm
7 mm
70 mm x 2 mm
On Request
DN 63 ISO-K
95 mm
70 mm
12 mm
76.4 mm
6 mm
76.1 mm x 3 mm
On Request
DN 63 ISO-K
95 mm
70 mm
12 mm
76.4 mm
8 mm
76.1 mm x 3 mm
On Request
DN 80 ISO-K
110 mm
83 mm
12 mm
76.4 mm
7 mm
76.1 mm x 3 mm
On Request
DN 80 ISO-K
110 mm
83 mm
12 mm
89.2 mm
6 mm
88.9 mm x 3 mm
On Request
DN 100 ISO-K
130 mm
102 mm
12 mm
101.9 mm
7 mm
101.6 mm x 2.1 mm
On Request
DN 100 ISO-K
130 mm
102 mm
12 mm
104.3 mm
7 mm
104 mm x 2 mm
On Request
DN 100 ISO-K
130 mm
102 mm
12 mm
108.3 mm
6 mm
108 mm x 3 mm
On Request
DN 100 ISO-K
130 mm
102 mm
12 mm
108.3 mm
8 mm
108 mm x 3 mm
On Request
DN 100 ISO-K
130 mm
102 mm
12 mm
114.6 mm
6 mm
114.3 mm x 2 mm
On Request
DN 160 ISO-K
180 mm
153 mm
12 mm
159.3 mm
6 mm
159 mm x 3 mm
On Request
DN 160 ISO-K
180 mm
153 mm
12 mm
159.3 mm
8 mm
159 mm x 3 mm
On Request
DN 200 ISO-K
240 mm
213 mm
12 mm
203.6 mm
7 mm
203.2 mm x 2.4 mm
On Request
DN 200 ISO-K
240 mm
213 mm
12 mm
219.4 mm
6 mm
219 mm x 3 mm
On Request
DN 250 ISO-K
290 mm
261 mm
12 mm
254.4 mm
7 mm
254 mm x 2 mm
On Request
DN 250 ISO-K
290 mm
216 mm
12 mm
273.4 mm
6 mm
273 mm x 3 mm
On Request
DN 320 ISO-K
370 mm
318 mm
17 mm
324.4 mm
8 mm
324 mm x 3 mm
On Request
DN 400 ISO-K
450 mm
400 mm
17 mm
406.5 mm
8 mm
406 mm x 3 mm
On Request
DN 500 ISO-K
550 mm
501 mm
17 mm
508.5 mm
8 mm
508 mm x 4 mm
On Request

Stainless Steel 304/1.4301

​

Technical Data

​

  • Pressure range: 1E-8 hPa – 1.5E3 hPa over pressure (elastomer seal); 1E-9 hPa – 1.5E3 hPa over pressure (metal seal)

  • Temperature range: -196 – 300 °C

Nominal diameter
A [mm]
B [mm]
C [mm]
D [mm]
E [mm]
Pipe dimension
Part number
Delivery time
DN 63 ISO-K
95 mm
70 mm
12 mm
63.8 mm
7 mm
63.5 mm x 1.65 mm
On Request
DN 63 ISO-K
95 mm
70 mm
12 mm
70.3 mm
7 mm
70 mm x 2 mm
On Request
DN 63 ISO-K
95 mm
70 mm
12 mm
76.4 mm
6 mm
76.1 mm x 3 mm
On Request
DN 63 ISO-K
95 mm
70 mm
12 mm
76.4 mm
8 mm
76.1 mm x 3 mm
On Request
DN 80 ISO-K
110 mm
83 mm
12 mm
76.4 mm
7 mm
76.1 mm x 3 mm
On Request
DN 80 ISO-K
110 mm
83 mm
12 mm
89.2 mm
6 mm
88.9 mm x 3 mm
On Request
DN 100 ISO-K
130 mm
102 mm
12 mm
101.9 mm
7 mm
101.6 mm x 2.1 mm
On Request
DN 100 ISO-K
130 mm
102 mm
12 mm
104.3 mm
7 mm
104 mm x 2 mm
On Request
DN 100 ISO-K
130 mm
102 mm
12 mm
108.3 mm
6 mm
108 mm x 3 mm
On Request
DN 100 ISO-K
130 mm
102 mm
12 mm
108.3 mm
8 mm
108 mm x 3 mm
On Request
DN 100 ISO-K
130 mm
102 mm
12 mm
114.6 mm
6 mm
114.3 mm x 2 mm
On Request
DN 160 ISO-K
180 mm
153 mm
12 mm
152.7 mm
7 mm
152.4 mm x 2.4 mm
On Request
DN 160 ISO-K
180 mm
153 mm
12 mm
159.3 mm
6 mm
159 mm x 3 mm
On Request
DN 160 ISO-K
180 mm
153 mm
12 mm
159.3 mm
8 mm
159 mm x 3 mm
On Request
DN 200 ISO-K
240 mm
213 mm
12 mm
203.6 mm
7 mm
203.2 mm x 2.4 mm
On Request
DN 200 ISO-K
240 mm
213 mm
12 mm
219.4 mm
6 mm
219 mm x 3 mm
On Request
DN 200 ISO-K
240 mm
213 mm
12 mm
219.4 mm
8 mm
219 mm x 3 mm
On Request
DN 250 ISO-K
290 mm
261 mm
12 mm
254.4 mm
7 mm
254 mm x 2 mm
On Request
DN 250 ISO-K
290 mm
261 mm
12 mm
273.4 mm
6 mm
273 mm x 3 mm
On Request
DN 250 ISO-K
290 mm
261 mm
12 mm
273.4 mm
8 mm
273 mm x 3 mm
On Request
DN 320 ISO-K
370 mm
318 mm
17 mm
324.4 mm
8 mm
324 mm x 3 mm
On Request
DN 320 ISO-K
370 mm
318 mm
17 mm
324.4 mm
10 mm
324 mm x 3 mm
On Request
DN 400 ISO-K
450 mm
400 mm
17 mm
406.5 mm
8 mm
406 mm x 3 mm
On Request
DN 500 ISO-K
550 mm
501 mm
17 mm
508.5 mm
8 mm
508 mm x 4 mm
On Request
DN 630 ISO-K
690 mm
651 mm
22 mm
660.5 mm
12 mm
660 mm x 5 mm
On Request
ISO-K Half Nipple

ISO-K / ISO-F

< ISO-K / ISO-F Flanges

< ISO-K Half Nipple

ISO-K Half Nipple_edited.png

ISO-K Half Nipple

​

Product description

  • Custom lengths on request

Subcategories

  • Stainless Steel 304/1.4301

Nominal diameter
A [mm]
B [mm]
C [mm]
Pipe dimension
Part number
Delivery time
DN 63 ISO-K
100 mm
63.5 mm
1.65 mm
63.5 mm x 1.65 mm
On Request
DN 63 ISO-K
100 mm
76.1 mm
3 mm
76.1 mm x 3 mm
On Request
DN 80 ISO-K
100 mm
76.1 mm
3 mm
76.1 mm x 3 mm
On Request
DN 80 ISO-K
100 mm
88.9 mm
3 mm
88.9 mm x 3 mm
On Request
DN 100 ISO-K
100 mm
101.6 mm
2.1 mm
101.6 mm x 2.1 mm
On Request
DN 100 ISO-K
100 mm
108 mm
3 mm
108 mm x 3 mm
On Request
DN 160 ISO-K
100 mm
152.4 mm
2.1 mm
152.4 mm x 2.1 mm
On Request
DN 160 ISO-K
100 mm
159 mm
3 mm
159 mm x 3 mm
On Request
DN 200 ISO-K
100 mm
219 mm
3 mm
219 mm x 3 mm
On Request
DN 250 ISO-K
100 mm
254 mm
2 mm
254 mm x 2 mm
On Request
DN 250 ISO-K
100 mm
273 mm
3 mm
273 mm x 3 mm
On Request
DN 320 ISO-K
100 mm
324 mm
3 mm
324 mm x 3 mm
On Request
DN 400 ISO-K
100 mm
406.4 mm
3 mm
406 mm x 3 mm
On Request

Stainless Steel 304/1.4301

​

Technical Data

​

  • Pressure range: 1E-8 hPa – 1.5E3 hPa over pressure (elastomer seal); 1E-9 hPa – 1.5E3 hPa over pressure (metal seal)

  • Material: Flange: stainless steel 304/1.4301; tube: stainless steel 304/1.4301 or better

  • Temperature range: -196 – 300 °C

ISO-K / ISO-F Adapter Flange
ISO-K - ISO-F Adapter Flange_edited.png

ISO-K / ISO-F Adapter Flange

​

Product description

  • Other nominal diameters and dimensions on request
    Reduced nominal width implemented with ISO-F blind hole threads

Subcategories

  • Stainless Steel 304/1.4301

Nominal diameter
A [mm]
B [mm]
C [mm]
D [mm]
E [mm]
F
Nominal diameter reduced
Part number
Delivery time
DN 160 ISO-K
180 mm
130 mm
22 mm
70 mm
110 mm
M8
DN 63 ISO-F
On Request
DN 160 ISO-K
180 mm
165 mm
22 mm
102 mm
145 mm
M8
DN 100 ISO-F
On Request
DN 200 ISO-K
240 mm
165 mm
20 mm
102 mm
145 mm
M8
DN 100 ISO-F
On Request
DN 200 ISO-K
240 mm
225 mm
26 mm
153 mm
200 mm
M10
DN 160 ISO-F
On Request
DN 250 ISO-K
290 mm
225 mm
22 mm
153 mm
200 mm
M10
DN 160 ISO-F
On Request

Stainless Steel 304/1.4301

​

Technical Data

​

  • Pressure range: 1E-8 hPa – 5E2 hPa over pressure (elastomer seal); 1E-9 hPa – 5E2 hPa over pressure (metal seal)

  • Temperature range: -196 – 300 °C

ISO-K Blank Flange

ISO-K / ISO-F

< ISO-K / ISO-F Flanges

< ISO-K Blank Flange

ISO-K Blank Flange_edited.png

ISO-K Blank Flange

​

Product description

  • Available in stainless steel or aluminum

Subcategories

  • Aluminum EN AW-6082

  • Stainless Steel 304/1.4301

  • Stainless steel 316L/1.4404

Stainless Steel 304/1.4301

​

Technical Data

​

  • Pressure range: 1E-8 hPa – 1.5E3 hPa over pressure (elastomer seal); 1E-9 hPa – 1.5E3 hPa over pressure (metal seal)

  • Temperature range: -196 – 300 °C

Title
Nominal diameter
A [mm]
B [mm]
C [mm]
D [mm]
Part number
Delivery time
DN 63 ISO-K
95 mm
70 mm
12 mm
4.5 mm
On Request
DN 80 ISO-K
110 mm
83 mm
12 mm
4.5 mm
On Request
DN 100 ISO-K
130 mm
102 mm
12 mm
4.5 mm
On Request
DN 160 ISO-K
180 mm
153 mm
12 mm
4.5 mm
On Request
DN 200 ISO-K
240 mm
213 mm
12 mm
4.5 mm
On Request
DN 250 ISO-K
290 mm
261 mm
12 mm
4.5 mm
On Request
DN 320 ISO-K
370 mm
318 mm
17 mm
4.5 mm
On Request
DN 400 ISO-K
450 mm
400 mm
17 mm
4.5 mm
On Request
DN 500 ISO-K
550 mm
501 mm
17 mm
4.5 mm
On Request
DN 630 ISO-K
690 mm
651 mm
22 mm
4.5 mm
On Request

Stainless steel 316L/1.4404

​

Technical Data

​

  • Pressure range: 1E-8 hPa – 1.5E3 hPa over pressure (elastomer seal); 1E-9 hPa – 1.5E3 hPa over pressure (metal seal)

  • Temperature range: -196 – 350 °C

Title
Nominal diameter
A [mm]
B [mm]
C [mm]
D [mm]
Part number
Delivery time
DN 63 ISO-K
95 mm
70 mm
12 mm
4.5 mm
On Request
DN 80 ISO-K
110 mm
83 mm
12 mm
4.5 mm
On Request
DN 100 ISO-K
130 mm
102 mm
12 mm
4.5 mm
On Request
DN 160 ISO-K
180 mm
153 mm
12 mm
4.5 mm
On Request
DN 200 ISO-K
240 mm
213 mm
12 mm
4.5 mm
On Request
DN 250 ISO-K
290 mm
261 mm
12 mm
4.5 mm
On Request
DN 320 ISO-K
370 mm
318 mm
17 mm
4.5 mm
On Request

ISO-K / ISO-F

< ISO-K / ISO-F Flanges

< ISO-F Weld Flange

Nominal diameter
A [mm]
B [mm]
C [mm]
D [mm]
Part number
Delivery time
DN 63 ISO-K
95 mm
70 mm
12 mm
4.5 mm
On Request
DN 80 ISO-K
110 mm
83 mm
12 mm
4.5 mm
On Request
DN 100 ISO-K
130 mm
102 mm
12 mm
4.5 mm
On Request
DN 160 ISO-K
180 mm
153 mm
12 mm
4.5 mm
On Request
DN 200 ISO-K
240 mm
213 mm
12 mm
4.5 mm
On Request
DN 250 ISO-K
290 mm
261 mm
12 mm
4.5 mm
On Request

Aluminum EN AW-6082

​

Technical Data

​

  • Pressure range: 1E-8 hPa – 1.5E3 hPa over pressure

  • Temperature range: -196 – 200 °C

ISO-F Weld Flange
ISO-F Weld Flange.png

ISO-F Weld Flange

​

Product description

  • Other flange sizes or materials available upon request

Subcategories

  • Stainless Steel 304/1.4301

Nominal diameter
A [mm]
B [mm]
C [mm]
Pipe dimension
Part number
Delivery time
DN 63 ISO-F
76.4 mm
70 mm
12 mm
76.1 mm x 3 mm
On Request
DN 100 ISO-F
108.3 mm
102 mm
12 mm
108 mm x 3 mm
On Request
DN 160 ISO-F
159.3 mm
153 mm
16 mm
159 mm x 3 mm
On Request
DN 200 ISO-F
219.4 mm
213 mm
16 mm
219 mm x 3 mm
On Request
DN 250 ISO-F
273.4 mm
261 mm
16 mm
273 mm x 3 mm
On Request

Stainless Steel 304/1.4301

​

Technical Data

​

  • Pressure range: 1E-8 hPa – 1.5E3 hPa over pressure (elastomer seal); 1E-9 hPa – 1.5E3 hPa over pressure (metal seal)

  • Temperature range: -196 – 300 °C

ISO-F Measurement Flange

ISO-K / ISO-F

< ISO-K / ISO-F Flanges

< ISO-F Measurement Flange

ISO-F Measurement Flange.png

ISO-F Measurement Flange

​

Product description

  • Suitable for use with elastomer seals

Subcategories

  • Aluminum

Nominal diameter
A [mm]
B [mm]
C
Part number
Delivery time
DN 63 ISO-F
35 mm
130 mm
4 x M8
On Request
DN 100 ISO-F
35 mm
165 mm
8 x M8
On Request

Aluminum

​

Technical Data

​

  • Pressure range: 1E-8 hPa – 5E2 hPa over pressure

  • Temperature range: -196 – 200 °C

ISO-F Quick-Access-Door

ISO-K / ISO-F

< ISO-K / ISO-F Flanges

< ISO-F Quick-Access-Door

ISO-F Quick-Access-Door

​

Product description

  • Screw holes: Through-holes with counter-bore for cylinder head

  • Can be installed using hexagon socket screw

Subcategories

  • Stainless steel 304/1.4301, without sight glass

  • Stainless steel 304/1.4301, with sight glass

Stainless steel 304/1.4301, with sight glass

​

Technical Data

​

  • Bakeout temperature max.: ≤ 200 °C

  • Pressure range: 1E-8 hPa – to ambient pressure

  • Temperature range: -15 – 150 °C

Nominal diameter
A [mm]
B [mm]
C [mm]
D [mm]
E [mm]
F [mm]
G [mm]
Part number
Delivery time
DN 63 ISO-F
98 mm
80 mm
23 mm
63 mm
10 mm
16 mm
14 mm
On Request
DN 100 ISO-F
116 mm
99 mm
27 mm
95 mm
10 mm
16 mm
14 mm
On Request
DN 160 ISO-F
147 mm
130 mm
31 mm
145 mm
12.5 mm
20 mm
16 mm
On Request
DN 200 ISO-F
177 mm
160 mm
31 mm
145 mm
12.5 mm
20 mm
16 mm
On Request
Nominal diameter
A [mm]
B [mm]
C [mm]
E [mm]
F [mm]
G [mm]
Part number
Delivery time
DN 63 ISO-F
98 mm
80 mm
16 mm
10 mm
16 mm
14 mm
On Request
DN 100 ISO-F
116 mm
99 mm
16 mm
10 mm
16 mm
14 mm
On Request
DN 160 ISO-F
147 mm
130 mm
20 mm
12.5 mm
20 mm
16 mm
On Request
DN 200 ISO-F
177 mm
160 mm
20 mm
12.5 mm
20 mm
16 mm
On Request

Stainless steel 304/1.4301, without sight glass

​

Technical Data

​

  • Bakeout temperature max.: ≤ 200 °C

  • Pressure range: 1E-8 hPa – to ambient pressure

  • Temperature range: -15 – 150 °C

ISO-K Rotatable Bolt Ring

ISO-K / ISO-F

< ISO-K / ISO-F Flanges

< ISO-K Rotatable Bolt Ring

ISO-K Rotatable Bolt Ring.png

ISO-K Rotatable Bolt Ring

​

Product description

  • Incl. stainless steel circlip

Subcategories

  • Stainless Steel 304/1.4301

  • Nickel-plated Steel S235JR/1.0038

Nickel-plated Steel S235JR/1.0038

​

Technical Data

​

  • Fastening: Set of screws

  • Temperature range: 0 – 200 °C

Nominal diameter
A [mm]
B [mm]
C [mm]
D [mm]
E [mm]
Part number
Delivery time
DN 63 ISO-K
130 mm
110 mm
12 mm
9 mm
95.5 mm
On Request
DN 100 ISO-K
165 mm
145 mm
12 mm
9 mm
130.5 mm
On Request
DN 160 ISO-K
225 mm
200 mm
16 mm
11 mm
180.7 mm
On Request
DN 200 ISO-K
285 mm
260 mm
16 mm
11 mm
240.7 mm
On Request
DN 250 ISO-K
335 mm
310 mm
16 mm
11 mm
290.7 mm
On Request
DN 320 ISO-K
425 mm
395 mm
20 mm
13.5 mm
370.8 mm
On Request
Nominal diameter
A [mm]
B [mm]
C [mm]
D [mm]
E [mm]
Part number
Delivery time
DN 63 ISO-K
130 mm
110 mm
12 mm
9 mm
95.5 mm
On Request
DN 80 ISO-K
145 mm
125 mm
12 mm
9 mm
110.5 mm
On Request
DN 100 ISO-K
165 mm
145 mm
12 mm
9 mm
130.5 mm
On Request
DN 160 ISO-K
225 mm
200 mm
16 mm
11 mm
180.7 mm
On Request
DN 200 ISO-K
285 mm
260 mm
16 mm
11 mm
240.7 mm
On Request
DN 250 ISO-K
335 mm
310 mm
16 mm
11 mm
290.7 mm
On Request

Stainless Steel 304/1.4301

​

Technical Data

​

  • Fastening: Set of screws

  • Temperature range: -196 – 300 °C

bottom of page