LZ27Mn2

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China YB LZ27Mn2 汽车半挂车轴用无缝钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: LZ27Mn2 / LZ27Mn2

Category	Grade	Standard	Region/Area	Standard Content
Metals	LZ27Mn2	YB/T 4203	China	汽车半挂车轴用无缝钢管

Chemical composition(mass fraction)(wt.%) of the LZ27Mn2

Element	Min	Max	Similar
S	-	0.0200	-
P	-	0.0250	-
Mn	1.3000	1.4500	-
Si	0.1500	0.3000	-
C	0.2400	0.2900	-

Mechanical Properties of steel grade LZ27Mn2

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)
452 (≥)	721 (≥)	43	42	34	Solution and Aging, Annealing, Ausaging, Q+T,etc	113

Physical Properties of steel grade LZ27Mn2

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
31	-	-			0.21	-
337	972	-	24.3	323		-
629	-	14	32.2			311	133

Heat Treatment of steel grade LZ27Mn2

Heat treated : 1286°C - 1228°C

Technological Curves of steel grade LZ27Mn2

No Curve

Cross Reference Table (Equivalent Grade) of LZ27Mn2

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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