INVEST -TECH Sp. z o.o.

Invest - Tech offer includes production of Loose Flanges according to ANSI, EN 1092-1: 2007 and DIN standards.
We would be happy to help you out with any modifications and/or adjustments that need to be done in order to meet your requirements.

We supply a wide range of flanges from DN10 up to DN 1000 in following material:

Loose flange
DN400/406.4 PN25

Loose flange
DN25/33.7 PN10

Stainless steel flanges -
Loose flanges

• 1.4301 / 304
• 1.4307 / 304L
• 1.4306 / 304L
• 1.4404 / 316L
• 1.4435 / 316L
• 1.4462
• 1.4571 / 316Ti
• 1.4541 / 321
• 1.4539 / 904L
• 1.4828 / 309
• 1.4841 / 314-310

Carbon steel -
Loose flanges

• 1.0038 / S235JRG2
• 1.0352 / P245GH
• 1.0425 / P265GH
• 1.0426 / P280GH
• 1.0481 / P295GH
• 1.5415 / 16Mo3
• 1.7335 / 13CrMo4
• 1.7380 / 10CrMo 9 10
• 1.0565 / P355NH
• C22.8
• St52-3
• St 37-2
• A105/C21