Stainless Steel 304H (UNS S30409) is a high carbon stainless steel grade designed for high temperature applications requiring improved creep strength and durability. It is widely used in pressure vessels, heat exchangers and industrial boilers.
| Property | Value |
|---|---|
| Tensile Strength | 515 MPa min |
| Yield Strength | 205 MPa min |
| Elongation | 40% |
| Hardness | 92 HRB max |
We manufacture and supply Stainless Steel 304H products in seamless and welded forms as per ASTM and ASME specifications.
Seamless and welded stainless steel pipes for high temperature applications.
Precision tubes used in heat exchangers and industrial systems.
Buttweld fittings manufactured as per international standards.
Instrumentation fittings used in process systems.
| Element | Composition |
|---|---|
| Carbon | 0.04 – 0.10 |
| Chromium | 18 – 20 |
| Nickel | 8 – 11 |
| Manganese | 2 max |
| Silicon | 1 max |
SS 304H is commonly used in pressure vessels, boilers and high temperature industrial applications.
Yes, its higher carbon content provides improved creep resistance and strength at elevated temperatures.
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