AMS 6409

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#AMS # # #6409

Description

AMS 6409 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: AMS 6409

Category	Type	Steel Grade
Steel Grades	Carbon Steel	AMS 6409
		AMS 6382J
		AMS 6385D
		AMS 6386
		AMS 6386B
		AMS 6390B
		AMS 6395C
		AMS 6396B
		AMS 6406C
		AMS 6407D
		AMS 6408

Chemical composition(mass fraction)(wt.%) of the AMS 6409

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.38-0.43					0.8	1.8
Mo	Al	Cu	Nb	Te	V	Ce
0.25
N	Co	Pb	B	Other
				AISI/SAF 4340 UNS G43400

Mechanical Properties of steel grade AMS 6409

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)
681 (≥)	944 (≥)	42	33	44	Solution and Aging, Annealing, Ausaging, Q+T,etc	133

Physical Properties of steel grade AMS 6409

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
11	-	-			0.24	-
561	759	-	11.3	432		-
511	-	13	31.2			324	122

Heat Treatment of steel grade AMS 6409

Heat treated : 1519°C - 1164°C

Technological Curves of steel grade AMS 6409

No Curve

Cross Reference Table (Equivalent Grade) of AMS 6409

Grade	Standard	Country	Application
Q195		China	Engineering and welding
Q215		China	Engineering and welding
Q215 B		China	Engineering and welding
Q235		China	Engineering and welding
Q235 B		China	Engineering and welding
Q235 C		China	Engineering and welding
Q235 D		China	Engineering and welding
Q255 A		China	Engineering and welding
Q255 B		China	Engineering and welding
Q275		China	Engineering and welding
Q235q C		China	Bridge structure with steel
Q235q D		China	Bridge structure with steel
Q345q E		China	Bridge structure with steel
Q345q C		China	Bridge structure with steel
ASTM 1030	ASTM	USA	General use carbon steel bar
UNS G10300	UNS	USA	General use carbon steel bar
ASTM 1005	ASTM	USA	General use carbon steel bar
UNS G10050	UNS	USA	General use carbon steel bar
ASTM 1006	ASTM	USA	General use carbon steel bar
UNS G10060	UNS	USA	General use carbon steel bar

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