What is minimum yield point of A36 Steel?

 it is most commonly used structural steel

Typical A36 Mechanical Properties*

Tensile Strength: 58,000 - 80,000 psi
Min. Yield Point: 36,000 psi ** or 36ksi
Elongation in 2": 23%
* See ASTM Specification for specific adjustments.http://www.benjaminsteel.com/resources/a-36-properties
** Yield Point 32,000 psi for plates over 8 in.(  1ksi=1kpsi)