metal twisted gasket
Metal Twisted Gasket Type:
Type |
Thickness(mm) |
|
General Twisted GasketG2121 |
3.2 |
4.5 |
Twisted Gasket with Inner RingG2122 |
|
4.5 |
Twisted Gasket with Outer RingG2123 |
|
4.5 |
Twisted Gasket with Inner and Outer RingG2124 |
|
4.5 |
Metal Twisted Gasket Structural Material:
Filler Material |
Steel Belt |
Inner Ring |
Outer Ring |
|
SUS 304 |
Carbon Steel |
Carbon Steel |
|
SUS 316 |
SUS 304 |
|
PTFE Twisted |
SUS 316L |
SUS 316 |
|
|
|
|
|
Filler Material |
Temperature(°C) |
Max Operating Pressure(kg/cm2) |
Twisted |
-200~550 |
250 |
Twisted |
-150~450 |
100 |
PTFE Twisted> |
240~260 |
100 |
Table Following Used for Inner Ring and Metal Twisted Material Choice:
Commodity Name |
AISI |
Hardness(HB/HV) |
Temperature(°C) |
Stainless Steel 304 |
304 |
130~180 |
-250~+550 |
Stainless Steel 316 |
316 |
130~180 |
-100~+550 |
Stainless Steel 316L |
316L |
130~190 |
-100~+550 |
Outer ring is composed of carbon steel through corrosion prevention
Flange Type and Twisted Gasket Form:
Flange Type |
Twisted Gasket Shape |
Plane Flange |
Only Outer RinTwisted Gasket |
Only Inner Ring Twisted Gasket |
|
Convexity Flange |
Only Outer Ring Twisted Gasket |
Only Inner and outer Ring Twisted Gasket |
|
Concavo-Convex Flange |
General Twisted Gasket |
Only Inner Ring Twisted Gasket |
|
Groove Flange |
General Twisted Gasket |
Only Inner Ring Twisted Gasket |
|
Plane and Socket Flange |
General Twisted Gasket |
Only Inner Ring Twisted Gasket |
Twisted Gasket Thickness Tolerance:
Item |
Thickness(mm) |
Tolerance(mm) |
Gasket Thickness |
4.5, 3.2 |
+0.2 |
Ring Thickness |
3.0 |
±0.24 |
Metal Twisted Gasket Main Technical Parameter
Twisted Gasket Coefficient |
m=2.5-4 |
Twisted Gasket Application Pressure |
≤25MPa |
Twisted Gasket Working Temperature |
-196-700(Oxidizing Medium No higher than600) |
Twisted Gasket Min Preloaded Specific Pressure |
y=68MPa |