A350 Grade LF9

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America ASTM A350GradeLF9 碳和低合金钢锻件，要求切口韧性试验的管道部件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A350GradeLF9 / A350 Grade LF9

Category	Grade	Standard	Region/Area	Standard Content
Metals	A350 Grade LF9	ASTM A350/A350M	America	碳和低合金钢锻件，要求切口韧性试验的管道部件

Chemical composition(mass fraction)(wt.%) of the A350 Grade LF9

Element	Min	Max	Similar

The data is being updated,

Mechanical Properties of steel grade A350 Grade LF9

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)
584 (≥)	135 (≥)	12	13	12	Solution and Aging, Annealing, Ausaging, Q+T,etc	423

Physical Properties of steel grade A350 Grade LF9

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
14	-	-			0.32	-
153	495	-	12.3	121		-
641	-	24	23.2			142	422

Heat Treatment of steel grade A350 Grade LF9

Heat treated : 1212°C - 1828°C

Technological Curves of steel grade A350 Grade LF9

No Curve

Cross Reference Table (Equivalent Grade) of A350 Grade LF9

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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