SA515 Grade 70 - ASME SA-515/SA-515M-2023

Grade	SA515 Grade 70
Corresponding Standard	ASME SA-515/SA-515M-2023 Pressure Vessel Plates, Carbon Steel, for Intermediate- and Higher-Temperature Service
Classification	Carbon Steel

SA515 Grade 70 Chemical Element Composition Content (%)

	Component	C	Si	Mn	P	S
t≤25	Minimum Value	-	0.15	-	-	-
t≤25	Maximum Value	0.31	0.4	1.2	0.025	0.025

• For each reduction of 0.01 percentage point below the specified maximum for carbon, an increase of 0.06 percentage point above the specified maximum for manganese is permitted, up to a maximum of 1.50 % by heat analysis and 1.60 % by product analysis.

SA515 Grade 70 Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
485~620	≥260	L0=200: ≥17 L0=50: ≥21

• See Specification A20/A20M for elongation adjustment.

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!