A709 Grade HPS 70W

A709 Grade HPS 70W,A709GrHPS 70W steel plate owned the minimum yield strength at 485 Mpa and tensile strength between 585Mpa and 760Mpa.So steel plate A709Gr.HPS 70W is mainly used under high strength situiations outside or bad weathering owned its weathering resistance property.Now Xinsteel cooperated with Wuyang iron and steel to offer the maximum thickness of A709 Gr.HPS 70W till 350mm with DNV approved which can be also used in oil and offshore platform.

Technical Requirements & Additional Services for A709 Grade HPS 70 steel plate:
♦ High tension test
♦ Low temperature impacting test
♦ Simulated post-welded heat treatment (PWHT)
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ When cooper steel is specified for A709Gr36,the content Cu≥0.20%
♦ Shot blasting and Painting,Cutting and welding as per end user’s demands 

►Mechnical property for A709 Grade HPS 70 steel plate:

Yield strength (≥Mpa)	Tensile strength (Mpa)	Elongation in ≥,%
485	585-760	200mm	50mm
		...	19

►Chemical composition for A709 Grade HPS 70 steel plate (Heat Analysis Max%)

Main chemical elements composition of A709 Grade HPS 70 steel plate
C	Si	Mn	P	S	Ni	Cr	Cu	V	Mo	Al	N
0.11	0.30-0.50	1.10-1.35	0.02	0.006	0.25-0.40	0.45-0.70	0.25-0.40	0.04-0.08	0.02-0.08	0.01-0.04	0.015