grade 7 - ASME SA-333/SA-333M-2023

Grade	grade 7
Corresponding Standard	ASME SA-333/SA-333M-2023 Seamless and Welded Steel Pipe for Low-Temperature Service and Other Applications with Required Notch Toughness
Classification	Alloy Steel

grade 7 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Ni
Minimum Value	-	0.13	-	-	-	2.03
Maximum Value	0.19	0.32	0.9	0.025	0.025	2.57

grade 7 Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
≥450	≥240	l：≥30；t：≥22	-75°C ≥18

Approximate Comparison Table Processing Titanium and Titanium Alloys

China	Japan	United States	International Organization for Standardization	Germany		France	United Kingdom
GB	JIS	ASTM	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	BS EN/BS
TA9	Class 13	Grade 7	Ti-Pd0.2(c)	Ti3Pd	3.7255	Ti-Pd0.2(c)	Ti-Pd0.2(c)

grade7 Corresponding Standards(Same grade name, different standards)

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