R30155

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#N-155 #HEVl #R30155

Description

USA AISI R30155 Specialsteel Steel for exhaust valves and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: R30155

Category	Class	Grade	Standard	Country	Application
Steel Grades	Specialsteel	R30155	AISI	USA	Steel for exhaust valves

Chemical composition(mass fraction)(wt.%) of the R30155

C	Si	Mn	P	S	Cr	Ni	Mo
0.10 - ≥	0.50 - ≥	1.50 - ≥	≤ ≥	≤ ≥	21.3 - ≥	20.0 - ≥	3.00 - ≥

Mechanical Properties of steel grade R30155

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)
862 (≥)	654 (≥)	31	32	13	Solution and Aging, Annealing, Ausaging, Q+T,etc	413

Physical Properties of steel grade R30155

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	-	-			0.21	-
644	144	-	32.3	122		-
432	-	14	41.2			124	223

Heat Treatment of steel grade R30155

Heat treated : 1159°C - 1955°C

Technological Curves of steel grade R30155

No Curve

Cross Reference Table (Equivalent Grade) of R30155

Grade	Standard	Country	Application
SAE HEVl
SAE HEVl
R30155
R30155
UNS R30155
UNS R30155

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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