309H

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#309H

Description

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

Datasheet for: Steel Grades:High Alloy: 309H

Category	Type	Steel Grade
Steel Grades	High Alloy	309H
		304LN
		S30500
		305
		S30600
		S30601
		S30615
		S30815
		S30908
		309S
		S30909

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

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.04-0.1	0.75	2	0.045	0.03	22-24	12-15
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other

Mechanical Properties of steel grade 309H

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)
633 (≥)	846 (≥)	22	24	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	313

Physical Properties of steel grade 309H

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
22	-	-			0.13	-
492	466	-	34.3	342		-
736	-	44	24.2			314	441

Heat Treatment of steel grade 309H

Heat treated : 1951°C - 1415°C

Technological Curves of steel grade 309H

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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