Top

Flachdichtung UNISEAL®, Profil FD01, WS 3400, Dichtungsdicke 2 mm, Rev. 01

3400FD01
This fibre seal is made from aramid fibres and inorganic fillers in a high-strength connection via chemical elastomers.
Article Number
3400FD01
Material
3400
Profile
FD01
FD01
Type of gasket: Type IBC - flat gasket
Gasket manufacturer: IDT Industrie- und Dichtungstechnik GmbH
Gasket label: Flachdichtung UNISEAL® , Profil FD01, WS 3400, Dichtungsdicke 2 mm, Rev. 01
maximum temperature: 250 °C
maximum pressure: 40 bar

Inhaltsverzeichnis

Downloads

Gasket thickness under load eG

Gasket thickness eG / mm
Gasket stress / MPa 20°C 100°C 150°C 200°C 250°C
1 1.9 1.901 1.885 1.886 1.878
20 1.81 1.775 1.738 1.739 1.72
30 1.782 1.756 1.725 1.729 1.704
40 1.76 1.738 1.711 1.714 1.684
50 1.742 1.725 1.696 1.695 1.654
60 1.728 1.711 1.681 1.673 1.599
80 1.709 1.68 1.637 1.605
100 1.695 1.641 1.581 1.478
120 1.683 1.599 1.504
140 1.672 1.549 1.404
160 1.662 1.488 1.298
180 1.652 1.426 1.173
200 1.642 1.368
220 1.631 1.313
230 1.619 1.267

Gasket deformation under load ΔeG

Gasket deformation ΔeG / mm
Gasket stress / MPa 20°C 100°C 150°C 200°C 250°C
1 0.000 0.000 0.000 0.000 0.000
20 0.090 0.126 0.147 0.147 0.158
30 0.118 0.145 0.160 0.157 0.174
40 0.140 0.163 0.174 0.172 0.194
50 0.158 0.176 0.189 0.191 0.224
60 0.172 0.190 0.204 0.213 0.279
80 0.191 0.221 0.248 0.281
100 0.205 0.260 0.304 0.408
120 0.217 0.302 0.381
140 0.228 0.352 0.481
160 0.238 0.413 0.587
180 0.248 0.475 0.712
200 0.258 0.533
220 0.269 0.588
230 0.281 0.634

Maximum allowable gasket stress QSmax

Temperature / °C QSmax / MPa
20 230
100 230
150 180
200 100
250 60

Modulus of elasticity EG

Modulus of elasticity EG / MPa
Gasket stress / MPa 20°C 100°C 150°C 200°C 250°C
20 1528 1803 2230 2183 2713
30 1839 2296 2734 2920 3204
40 2309 2757 3084 3390 3132
50 2851 3675 3334 3537 3785
60 3501 3935 4551 3943 3661
80 4836 4852 4681 4248
100 5988 5449 4976 4672
120 6928 5577 5429
140 7654 6394 5732
160 8252 6464 5981
180 8616 7149 5936
200 9091 7573
220 9402 7280
230 9083 6748

Creep/relaxation factor PQR

Creep/relaxation factor PQR
Gasket stress / MPa 20°C 100°C 150°C 200°C 250°C
30 0.96 0.85 0.83 0.81 0.69
50 0.97 0.91 0.84 0.77 0.7
60 0.69
100 0.98 0.85 0.77 0.74
180 0.77
230 0.99 0.88

Minimum required gasket stress in assembly Qmin(L)

Minimum required gasket stress Qmin(L) / MPa
Leakage rate / mg/m/s 10 bar 40 bar
10⁰ 5 10
10⁻¹ 6 15
10⁻² 14 28
10⁻³ 24 45
10⁻⁴ 35 66
10⁻⁵ 48 89
10⁻⁶ 66

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

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 UNISEAL® , Profil FD01, WS 3400, Dichtungsdicke 2 mm, Rev. 01 can be assigned to the categorie 4 : "Gaskets fiber-based". Therefore, the following friction coefficients can be considered:

Temperature / °C Friction coefficient
20 °C 0.3