# Flachdichtung SIGRAFLEX® Universal Pro, Profil FD01, WS 3865, Dichtungsdicke 2 mm, Rev. 02

![SIGRAFLEX® Universal Pro flat gasket/plate](https://wsrv.nl/?q=50&bg=%23f8f9fa&dpr=1&output=jpg&url=https%3A%2F%2Fatropim.idt-gaskets.com%2Fupload%2Fthumbnails%2F06lsx%2Fxjzn3%2F8tonu%2F3itw6%2Fzwvcd%2Fcia21%2Flarge%2FIDT-SIGRAFLEX-UniversalPro-Dichtung-WS-3865.png)

Further development of established Sigraflex Universal, with TA-Luft-approval as per VDI 2440 / VDI 2200. Technical data of Sigraflex Universal Pro match those of Sigraflex Universal. Gasket has lower burnout properties which guarantees a longer operating safety and lifespan.

 Article Number  3865FD01

 Material 3865

 Profile FD01

![FD01](https://atropim.idt-gaskets.com/upload/thumbnails/06lsx/xjzn3/8tonu/3itw6/zwvcd/5st91/small/FD01.png)

Type of gasket:Type IBC - flat gasketGasket manufacturer:IDT Industrie- und Dichtungstechnik GmbHGasket label:Flachdichtung SIGRAFLEX® Universal Pro, Profil FD01, WS 3865, Dichtungsdicke 2 mm, Rev. 02maximum temperature:400 °Cmaximum pressure:40 bar

## Inhaltsverzeichnis

- [Gasket thickness under load eG](#kennwerte-en-15333-dichtungshoehe-unter-last)
- [Gasket deformation under load ΔeG](#kennwerte-en-15333-dichtungsverformung-unter-last)
- [Maximum allowable gasket stress QSmax](#kennwerte-en-15333-maximale-flaechenpressung)
- [Modulus of elasticity EG](#kennwerte-en-15333-ersatzelastizitaetsmodul)
- [Creep/relaxation factor PQR](#kennwerte-en-15333-kennzahlen-kriechfaktor)
- [Minimum required gasket stress in assembly Qmin(L)](#kennwerte-en-15333-mindestflaechenpressung-einbau)
- [Minimum required gasket stress in service QSmin(L)](#kennwerte-en-15333-mindestflaechenpressung-betrieb)
- [Friction coefficient µG](#kennwerte-en-15333-reibungskoeffizient)

## Downloads

**- [PDF](https://gasketdata.amtec.de/DataSheets/IDT/IDT-FD01-WS%203865-2,0%20mm-FHM-Rev02.pdf)
- [Temesfl.cal](https://gasketdata.amtec.de/export/temesfl/0000/580)**

## Gasket thickness under load eG

Gasket thickness eG / mmGasket stress / MPa20°C150°C300°C400°C01.9911.9951.9762.01711.9241.921.9331.942201.31.261.2791.248301.21.1811.221.183401.1491.1341.1721.135501.1071.0991.1341.102601.0811.071.1071.08801.0461.0381.0741.0421001.0131.011.0461.0111200.9960.9881.0240.9911400.9770.971.0060.9741600.9690.9590.991800.9580.9472000.9450.934

## Gasket deformation under load ΔeG

Gasket deformation ΔeG / mmGasket stress / MPa20°C150°C300°C400°C00.0000.0000.0000.00010.0670.0750.0430.075200.6910.7350.6970.769300.7910.8140.7560.834400.8420.8610.8040.882500.8840.8960.8420.915600.9100.9250.8690.937800.9450.9570.9020.9751000.9780.9850.9301.0061200.9951.0070.9521.0261401.0141.0250.9701.0431601.0221.0360.9861801.0331.0482001.0461.061

## Maximum allowable gasket stress QSmax

Temperature / °CQSmax / MPa20 200150 200300 160400 140

## Modulus of elasticity EG

Modulus of elasticity EG / MPaGasket stress / MPa20°C150°C300°C400°C20433569547624308141030103277040106610861170109250107712891339131460164513661550201880262832103184221610023752859298423831204666311932663101140491947684307425416075456044549318011339875220099017804

## Creep/relaxation factor PQR

Creep/relaxation factor PQRGasket stress / MPa20°C150°C300°C400°C300.970.940.890.84500.990.970.950.911400.981600.9920010.99

## Minimum required gasket stress in assembly Qmin(L)

Minimum required gasket stress Qmin(L) / MPaLeakage rate / mg/m/s10 bar40 bar 10⁰ 55 10⁻¹ 55 10⁻² 516 10⁻³ 1736 10⁻⁴ 4268 10⁻⁵ 75101 10⁻⁶ 108137 10⁻⁷ 139

## Minimum required gasket stress in service QSmin(L) depending on initial gasket stress QA

- [Internal pressure 10 bar](#mindestflaechenpressung-innendruck-10)
- [Internal pressure 40 bar](#mindestflaechenpressung-innendruck-40)

## Minimum required gasket stress at internal pressure 10 bar

## Minimum required gasket stress at internal pressure 40 bar

## Friction coefficient µG

The friction coefficient between gasket and flange surface was determined for different types of gasket materials in an ESA research project.

 The gasket Flachdichtung SIGRAFLEX® Universal Pro, Profil FD01, WS 3865, Dichtungsdicke 2 mm, Rev. 02 can be assigned to the categorie 3 : "Gaskets based on flexible graphite". Therefore, the following friction coefficients can be considered:

Temperature / °CFriction coefficient20 °C 0.22

## Historie EN 15333

[Excel](https://gasketdata.amtec.de/export/temesfl/0000/580)[Temesfl.cal](https://gasketdata.amtec.de/export/temesfl/0000/580)