16Cr25Ni20Si2 S38340 - GB /T 713.7-2023

Grade	16Cr25Ni20Si2
China ISC	S38340
Corresponding Standard	GB /T 713.7-2023 Steel Plate,Sheet and Strip for Pressure Equipments Part7:Stainless Steel and Heat Resisting Steel
Classification	Austenitic Stainless Steel
Properties	Corrosion Resistance
Density	7.98 g/cm³

16Cr25Ni20Si2 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni
Minimum Value	-	1.5	-	-	-	24	18
Maximum Value	0.2	2.5	1.5	0.035	0.02	27	21

16Cr25Ni20Si2 Mechanical Properties

Heat Treatment or Condition	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Hardness HBW	Impact Energy Absorption KV2 J
Solutioon treatment	≥540	≥220	≥35	HBW: ≤217 HRB: ≤95 HV: ≤220	-

Approximate Comparison Table Austenitic Heat-Resistant Steel

China		United States	International Organization for Standardization	Germany		France	European Standard		Russia	United Kingdom
GB	ISC	UNS	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	EN	Numerical Grade	GOST	BS EN/BS
16Cr25Ni20Si2 (1Cr25Ni20Si2)	S38340	S31400	X15CrNiSi 25-21	X15CrNiSi 25-20	1.4841	Z15CNS 25-20	X15CrNiSi 25-21	1.4841	20Х25Н20С2	310S24

16Cr25Ni20Si2 Corresponding Standards(Same grade name, different standards)

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