MT347

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#MT347

Description

MT347 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: MT347

Category	Type	Steel Grade
Steel Grades	High Alloy	MT347
		MT303Se
		MT304
		MT304L
		MT305
		MT309S
		MT310S
		MT316
		MT316L
		MT317
		MT321

Chemical composition(mass fraction)(wt.%) of the MT347

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.08	1	2	0.04	0.03	17-20	9-13
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other
				Nb+Ta 10*C~1.0

Mechanical Properties of steel grade MT347

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)
941 (≥)	741 (≥)	43	12	34	Solution and Aging, Annealing, Ausaging, Q+T,etc	233

Physical Properties of steel grade MT347

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
43	-	-			0.21	-
151	353	-	31.3	312		-
382	-	44	22.2			141	133

Heat Treatment of steel grade MT347

Heat treated : 1114°C - 1691°C

Technological Curves of steel grade MT347

No Curve

Available Suppliers

Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com

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Cold rolled/hot rolled

Wire rod

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Superalloy & High Temperature Alloy