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Boiler steel ASTM A515 grade 70 is carbon-silicon steel for medium and excessive temperature welding boilers and other pressure vessels. Boiler steel ASTM A515 grade 70 is usually available in inventory and is one of the most generally used grade for making stress vessels, reactors and different excessive pressure or high temperature equipments. What is ASTM A515 grade 70 yield strength?
Boiler steel ASTM A515 grade 70 properties - ASTM A515 grade 70 yield strength:
| Grade | Yield strength | Tensile strength | Elongation | |
| ksi(N/mm²) | ksi(N/mm²) | % | ||
| A515 grade 70 | 38 (260) min | 70~90(485-620) | GL=8(200) | 17 min |
| GL=2(50) | 21 min | |||
Boiler steel ASTM A515 grade 70 provides a very good resistant capability to corrosion-resistant because of the high content of chromium. Boiler steel ASTM A515 grade 70 plate over 50mm in thickness shall be normalized.
