AMS 6349A

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#AMS # #6349A

Description

AMS 6349A Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: AMS 6349A

Category	Type	Steel Grade
Steel Grades	Carbon Steel	AMS 6349A
		AMS 6320H
		AMS 6321D
		AMS 6322K
		AMS 6324E
		AMS 6325F
		AMS 6327G
		AMS 6328H
		AMS 6330D
		AMS 6342G
		AMS 6348A

Chemical composition(mass fraction)(wt.%) of the AMS 6349A

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.38-0.43					0.95
Mo	Al	Cu	Nb	Ti	V	Ce
0.2
N	Co	Pb	B	Other
				AISI/SAF 4140 UNS G41400

Mechanical Properties of steel grade AMS 6349A

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)
344 (≥)	928 (≥)	41	14	23	Solution and Aging, Annealing, Ausaging, Q+T,etc	143

Physical Properties of steel grade AMS 6349A

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
12	-	-			0.12	-
758	495	-	21.3	144		-
138	-	32	43.2			421	321

Heat Treatment of steel grade AMS 6349A

Heat treated : 1337°C - 1694°C

Technological Curves of steel grade AMS 6349A

No Curve

Cross Reference Table (Equivalent Grade) of AMS 6349A

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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Rfq.: sales@longhaisteel.com

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