22Si2Mn2

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China GJB 22Si2Mn2 舰船用防弹钢板规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 22Si2Mn2 / 22Si2Mn2

Category	Grade	Standard	Region/Area	Standard Content
Metals	22Si2Mn2	GJB 3935	China	舰船用防弹钢板规范

Chemical composition(mass fraction)(wt.%) of the 22Si2Mn2

Element	Min	Max	Similar
C	0.1900	0.2400	-
Si	1.4000	1.8000	-
Mn	1.4000	1.8000	-
P	-	0.0250	-
S	-	0.0250	-
Cu	-	0.3000	-

Mechanical Properties of steel grade 22Si2Mn2

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)
412 (≥)	247 (≥)	33	44	31	Solution and Aging, Annealing, Ausaging, Q+T,etc	233

Physical Properties of steel grade 22Si2Mn2

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
13	-	-			0.31	-
398	289	-	11.3	311		-
481	-	41	32.2			413	411

Heat Treatment of steel grade 22Si2Mn2

Heat treated : 1566°C - 1351°C

Technological Curves of steel grade 22Si2Mn2

No Curve

Cross Reference Table (Equivalent Grade) of 22Si2Mn2

Grade	Standard	Country	Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1

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