The 347 stainless steel socket weld cap is a crucial component used to seal the end of a pipe, providing a strong, leak-proof closure in piping systems. Made from 347 stainless steel, it offers excellent resistance to intergranular corrosion, thanks to the stabilization provided by columbium (niobium), which prevents carbide precipitation. This characteristic makes the cap ideal for high-temperature applications and harsh environments. The socket weld design ensures that the cap fits over the pipe and is securely welded in place, providing a durable and reliable seal. Commonly used in industries such as petrochemical, chemical processing, and aerospace, this cap ensures the integrity of the piping system by effectively preventing leaks and protecting against environmental factors.
| Property | Details |
|---|---|
| Material | Stainless Steel 347 |
| Chemical Composition | Chromium (Cr): 17-19%<br>Nickel (Ni): 9-13%<br>Columbium (Cb): 10 x C%<br>Carbon (C): Max 0.08%<br>Manganese (Mn): Max 2%<br>Silicon (Si): Max 1%<br>Phosphorus (P): Max 0.045%<br>Sulfur (S): Max 0.03% |
| Mechanical Properties | Tensile Strength: Min 520 MPa (75,300 psi)<br>Yield Strength: Min 210 MPa (30,500 psi)<br>Elongation: Min 30% |
| Type | Socket Weld Cap |
| Connection Type | Socket Weld |
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