MT-347

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#MT-347

Description

MT-347 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: MT-347

Category	Type	Steel Grade
Steel Grades	High Alloy	MT-347
		MT-304L
		MT-305
		MT-309S
		MT-309S-Cb
		MT-310S
		MT-316
		MT-316L
		MT-317
		MT-321
		MT-330

Chemical composition(mass fraction)(wt.%) of the MT-347

		
						C

						≤
					
						Si

						≤
					
						Mn

						≤
					
						P

						≤
					
						S

						≤
					
						Cr
					
						Ni
				
						0.08
					
						1
					
						2
					
						0.04
					
						0.03
					
						17-20
					
						9-13
				
						Mo
					
						Al
					
						Cu
					
						Nb
					
						Ta
					
						V
					
						Ce
				
						≤1
					
						≤1
					
						N
					
						Co
					
						Pb
					
						B
					
						Other
					
						Nb+Ta 10*C~1.0

Mechanical Properties of steel grade MT-347

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)
214 (≥)	648 (≥)	12	44	13	Solution and Aging, Annealing, Ausaging, Q+T,etc	231

Physical Properties of steel grade MT-347

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
23	-	-			0.14	-
633	443	-	12.3	311		-
716	-	23	12.2			144	341

Heat Treatment of steel grade MT-347

Heat treated : 1919°C - 1643°C

Technological Curves of steel grade MT-347

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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C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.08	1	2	0.04	0.03	17-20	9-13
Mo	Al	Cu	Nb	Ta	V	Ce
			≤1	≤1
N	Co	Pb	B	Other
				Nb+Ta 10*C~1.0

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