309Cb

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#309Cb

Description

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

Datasheet for: Steel Grades:High Alloy: 309Cb

Category	Type	Steel Grade
Steel Grades	High Alloy	309Cb
		304L
		S30403
		305
		S30500
		308
		S30800
		309
		S30900
		309S
		S30908

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

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.08	1	2	0.045	0.03	22-24	12-16
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other
≤0.1				Nb+Ta10*C~1.1

Mechanical Properties of steel grade 309Cb

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)
191 (≥)	873 (≥)	14	13	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	113

Physical Properties of steel grade 309Cb

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	-	-			0.32	-
932	982	-	44.3	242		-
976	-	24	44.2			124	314

Heat Treatment of steel grade 309Cb

Heat treated : 1141°C - 1723°C

Technological Curves of steel grade 309Cb

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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