AISI 202

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#AISI # #202

Description

USA AISI AISI 202 Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Stainless Steel: AISI 202

Category	Type	Steel Grade	Standard	Country
Steel Grades	Stainless Steel	AISI 202	AISI	USA
		ASTM 5140
		AISI 201
		1Cr17
		00Cr12
		0Cr13Al
		1Cr21Ni5Ti
		00Cr18Ni5Mo3Si2
		1Cr18Ni11SiA1Ti
		0Cr26Ni5Mo2
		410CB

Chemical composition(mass fraction)(wt.%) of the AISI 202

AISI Type 202

Category	Steel
Class	Stainless steel
Type	Austenitic standard
Common Names	Chromium-Manganese-Nickel steel
Designations	United States: ASTM A276 , ASTM A314 , ASTM A412 , ASTM A429 , ASTM A473 , ASTM A666 , FED QQ-S-763 , FED QQ-S-766 , FED STD-66 , SAE 30202 , SAE J405 (30202) , UNS S20200

Composition

Element	Weight %
C	0.15
Mn	7.5-10.0
Si	1.00
Cr	17.0-19.0
Ni	4.0-6.0
P	0.06
S	0.03
N	0.25

Mechanical Properties

Properties		Conditions
Properties		T (°C)	Treatment
Density (×1000 kg/m³)	7.8	25
Poisson's Ratio	0.27-0.30	25
Elastic Modulus (GPa)	190-210	25
Tensile Strength (Mpa)	515	25	annealed (sheet, strip) more
Yield Strength (Mpa)	275
Elongation (%)	40
Reduction in Area (%)

Thermal Properties

Properties		Conditions
Properties		T (°C)	Treatment
Thermal Expansion (10^-6/ºC)	17.5	0-100 more
Thermal Conductivity (W/m-K)	16.2	100 more
Specific Heat (J/kg-K)	500	0-100

Electric Properties

Properties		Conditions
Properties		T (°C)	Treatment
Electric Resistivity (10^-9W-m)	690	25

Mechanical Properties of steel grade AISI 202

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
838 (≥)	249 (≥)	42	44	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	221

Physical Properties of steel grade AISI 202

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
43	-	-			0.12	-
123	261	-	21.3	222		-
478	-	41	43.2			413	434

Heat Treatment of steel grade AISI 202

Heat treated : 1375°C - 1196°C

Technological Curves of steel grade AISI 202

No Curve

Cross Reference Table (Equivalent Grade) of AISI 202

Grade	Standard	Country	Application
AISI 431	AISI	USA	Martensitic special steel
AISI 440A	AISI	China	Martensitic special steel
AISI 440B	AISI	USA	Martensitic special steel
AISI 440F	AISI	USA	Martensitic special steel
AISI 440F Se	AISI	USA	Martensitic special steel
AISI 501	AISI	USA	Martensitic special steel
AISI 501A	AISI	USA	Martensitic special steel
AISI 501B	AISI	USA	Martensitic special steel
AISI 502	AISI	USA	Martensitic special steel
AISI 503	AISI	USA	Martensitic special steel
AISI 504	AISI	USA	Martensitic special steel
AISI S13800		USA	precipitation hardening
AISI S15500	AISI	USA	precipitation hardening
AISI 632	AISI	USA	precipitation hardening
AISI 630	AISI	USA	precipitation hardening
AISI 635	AISI	USA	precipitation hardening
AISI 631	AISI	USA	precipitation hardening
AISI 633	AISI	USA	precipitation hardening
AISI 633	AISI	USA	precipitation hardening
AISI 634	AISI	USA	precipitation hardening

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