Spiral Wound Gasket - Type A Basic (304L)
Category: Engine Gaskets
Catalog NO: AMS-SS-EG-74
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Product Description
Designed for applications requiring enhanced corrosion resistance, this Type A spiral wound gasket utilizes low-carbon stainless steel to prevent intergranular corrosion. The graphite filler ensures excellent sealing performance across wide temperature ranges. A durable solution for industrial piping systems.
Technical Specifications
| Steel Strip Grade | 022Cr19Ni10 |
| Material Code | 304L |
| Operating Temperature(°C) | -196~450 |
| Max Pressure with Graphite Filler(MPa) | 30 |
| Max Pressure with PTFE Filler(MPa) | 10 |
| Thickness Spec(mm) | 2.5/3.2/4.5/6.5/8 |
| Nominal Diameter Range | φ10~φ3000 |
| Compression Rate(%) | 18~30 |
| Rebound Rate(%) | ≥17 |
| Stress Relaxation Rate(%) | ≤15 |
| Sealing Leakage Rate(cm³/s) | ≤1.2×10⁻⁵ |
| Structure Details | Type A Basic;Type B Inner Ring;Type C Locating Ring;Type D Inner+Locating Ring |
| Applicable Flange Sealing Face | Tenon Groove/Male Female/Raised/Full Face |
