SL3N440 - JIS G 3127-2021

Grade	SL3N440
Corresponding Standard	JIS G 3127-2021 Nickel Steel Plates for Pressure Vessels for Low Temperature Services
Classification	Alloy Steel

SL3N440 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Ni
Minimum Value	-	-	-	-	-	3.25
Maximum Value	0.15	0.3	0.7	0.015	0.015	3.75

SL3N440 Mechanical Properties

thickness t mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
6≤t≤16	540~690	≥440	≥21
16＜t≤50	540~690	≥440	≥25

1 Approximate Comparison Table Pressure-Bearing Flat Steel

Japan	United States	International Organization for Standardization
JIS	ASTM	ISO
SL3N440	A203F	13Ni14 +QT

2 Approximate Comparison Table Pressure-Bearing Flat Steel

China	Japan	United States	International Organization for Standardization	European Standard
GB	JIS	ASTM	ISO	EN
08Ni3DR GB/T 713.4-2023	SL3N255 SL3N275 SL3N440 JIS G 3127-2021	3.5%Ni D级 3.5%Ni E级 3.5%Ni F级 ASTM A203/A203M-17	12Ni14 ISO 9328-4-2018	12Ni14 EN 10028-4-2017

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