MAR-M 432

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#MAR-M # #432

Description

MAR-M 432 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: MAR-M 432

Category	Type	Steel Grade
Steel Grades	High Alloy	MAR-M 432
		Marage 200
		Marage 250
		Marage 300
		Marage 350
		MARINLOY HN
		MAR-M 200
		MAR-M 246
		MAR-M 302
		MAR-M 322
		MAR-M 421

Chemical composition(mass fraction)(wt.%) of the MAR-M 432

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.15					15.5
Mo	Al	Cu	Nb	Ti	V	Ce
	2.8		2	4.3
N	Co	Pb	B	Other
	20		0.015	W 3 Ta 2 Zr 0.05

Mechanical Properties of steel grade MAR-M 432

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)
618 (≥)	511 (≥)	31	43	24	Solution and Aging, Annealing, Ausaging, Q+T,etc	123

Physical Properties of steel grade MAR-M 432

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
32	-	-			0.31	-
544	272	-	34.3	411		-
789	-	43	34.2			444	321

Heat Treatment of steel grade MAR-M 432

Heat treated : 1777°C - 1963°C

Technological Curves of steel grade MAR-M 432

No Curve

Cross Reference Table (Equivalent Grade) of MAR-M 432

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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