347 Stainless Steel
Type 347 stainless steel immune to high temperatures, high strength, stabilized by Columbium and Tantalum. Uses include exhaust manifolds, flash boilers, stack liners, firewalls, pressure vessels and boiler casings.
- Wire Cloth
- Perforated Metal
- Expanded Metal
- Bar Grating
- Hex Metal
Principal Design Features
Similar to 321 stainless, 347 uses columbium as a stabilizing element to maximize its principal feature: resistance to intergranular corrosion. It can be used in applications requiring repeated heating in the range of 800 and 1650 F (427-899 C).
|Chromium||17 - 19|
|Nickel||9 - 13|
|Niobium||Min:5 x C|
|Density (lb / cu. in.)||0.29|
|Specific Heat (Btu/lb/Deg F - [32-212 Deg F])||0.12|
|Electrical Resistivity (microhm-cm (at 68 Deg F))||438|
|Melting Point (Deg F)||2600|
|Modulus of Elasticity Tension||28|
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This publication may include technical inaccuracies or typographical errors. Changes may be periodically made to the information herein.
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