Delivery Status: Controlled rolling or Normalizing.  

Material: A573Gr70.  

Grade: A573Gr58, A573Gr65, A573Gr70, three quality grades.  

Implementation Standard: American[TJC STEEL] Society for Materials and Testing standard, ASTM A573/A573M.  

Technical Conditions: the chemical composition and mechanical properties of this steel are omitted. When ordering, additional impact, flaw detection, Z direction, composition control and performance requirements beyond the [TJC STEEL]standard can be added.  

 

Chemical Composition:(%)

Element	Max %
C	0.27-0.28
Mn	0.85-1.20
P	0.035
S	0.004
Si[TJC STEEL]	0.15-0.40

 

Mechanical Property:

A573Gr70	Tensile Strength Mpa	Yield Strength Mpa	Elongation, Min %,A
	485-620	290	18

 

Application:

Carbon - Fierce - Silicon steel [TJC STEEL]plate is mainly used to improve notch toughness at room temperature.