AMS 6424B

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#AMS # # #6424B

Description

AMS 6424B Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: AMS 6424B

Category	Type	Steel Grade
Steel Grades	Carbon Steel	AMS 6424B
		AMS 6415L
		AMS MAM6415
		AMS 6444G
		AMS 6445E
		AMS 6417C
		AMS 6418F
		AMS 6419C
		AMS 6421B
		AMS 6422E
		AMS 6423C

Chemical composition(mass fraction)(wt.%) of the AMS 6424B

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.49-0.59					0.8	1.8
Mo	Al	Cu	Nb	Te	V	Ce
0.25
N	Co	Pb	B	Other
				UNS K22950

Mechanical Properties of steel grade AMS 6424B

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)
713 (≥)	514 (≥)	13	33	34	Solution and Aging, Annealing, Ausaging, Q+T,etc	243

Physical Properties of steel grade AMS 6424B

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
41	-	-			0.32	-
637	862	-	42.3	332		-
432	-	23	24.2			414	444

Heat Treatment of steel grade AMS 6424B

Heat treated : 1434°C - 1832°C

Technological Curves of steel grade AMS 6424B

No Curve

Cross Reference Table (Equivalent Grade) of AMS 6424B

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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