MT-309S-Cb

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#MT-309S-Cb

Description

MT-309S-Cb High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: MT-309S-Cb

Category	Type	Steel Grade
Steel Grades	High Alloy	MT-309S-Cb
		MT446-1
		MT446-2
		29-4
		29-4-2
		MT-301
		MT-302
		MT-304
		MT-304L
		MT-305
		MT-309S

Chemical composition(mass fraction)(wt.%) of the MT-309S-Cb

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.08	1	2	0.04	0.03	22-24	12-15
Mo	Al	Cu	Nb	Ti	V	Ce

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

Mechanical Properties of steel grade MT-309S-Cb

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)
581 (≥)	297 (≥)	41	11	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	144

Physical Properties of steel grade MT-309S-Cb

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
42	-	-			0.13	-
924	254	-	31.3	123		-
588	-	43	23.2			222	121

Heat Treatment of steel grade MT-309S-Cb

Heat treated : 1468°C - 1956°C

Technological Curves of steel grade MT-309S-Cb

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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