Material and mechanical properties of TBT 1979 weathering steel

TBT 1979 weathering steel is a kind of special steel specially used in railway. It is a kind of special steel in weathering steel. TBT 1979 weathering steel has unique mechanical properties. Railway steel requires high strength, high weather resistance and special specifications. TBT 1979 weathering steel is produced to meet this requirement. The production and smelting process of TBT 1979 weathering steel is very complicated.

TBT 1979 weathering steel has the following mechanical properties.
Yield strength: greater than 355MPa
Tensile strength: 490-630mpa
Elongation after fracture: more than 22
Impact temperature: 0 degrees

Railway transportation occupies a large part of transportation, and in railway transportation, the quality of railway freight cars and vehicles must have certain quality. For example, TBT 1979 weathering steel is used in railway vehicles, which has good corrosion resistance.