ASTM A871 Gr.65 high strength low-alloy steel plate

ASTM A871 Gr.65 is a high strength low-alloy structural steel plate with atmospheric corrosion resistance. A871 Gr.65 high strength, low alloy structural (copper bearing) steel plate with atmospheric corrosion resistance intended for use in tubular structures, transmission towers, and poles.

ASTM A871Gr65 Chemical composition %:

Grade	A871Gr65 The Element Max (%)
A871Gr65	C	Mn	P	S	Si	Ni
	0.19	0.80-1.35	0.04	0.05	0.30-0.65	0.40
	Cr	Mo	Cu	V	Nb
	0.40-0.70	-	0.25-0.40	0.02-0.10	-

ASTM A871Gr65 Mechanical Property:

Grade	Thickness(mm)	Min Yield (Mpa)	Tensile(MPa)	Elongation (%)
A871Gr65	200mm	450	550	15%
	50mm			17%
The min impact energy is longitudinal energy

A871 Gr.65 steel application:
A871 Gr.65 steel is used of transmission and lighting poles as an aesthetically pleasing alternative to a galvanized structure.