S31803

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#S31803

Description

S31803 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: S31803

Category	Type	Steel Grade
Steel Grades	High Alloy	S31803
		S35045
		S35135
		S35315
		S38100
		S38100
		S38100
		XM-15J
		S38815
		S31200
		S31260

Chemical composition(mass fraction)(wt.%) of the S31803

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.03	1	2	0.03	0.02	21-23	4.5-6.5
Mo	Al	Cu	Nb	Ti	V	Ce
2.5-3.5
N	Co	Pb	B	Other
0.08-0.2

Mechanical Properties of steel grade S31803

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)
199 (≥)	474 (≥)	32	21	12	Solution and Aging, Annealing, Ausaging, Q+T,etc	313

Physical Properties of steel grade S31803

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
14	-	-			0.32	-
749	756	-	12.3	434		-
599	-	24	24.2			141	122

Heat Treatment of steel grade S31803

Heat treated : 1814°C - 1613°C

Technological Curves of steel grade S31803

No Curve

Cross Reference Table (Equivalent Grade) of S31803

Grade	Standard	Country	Application
S31803	UNS	USA	Dual-phase steel
S31803	UNS	USA	Dual-phase steel

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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Stainless Steels

Tube/Pipe

Steel Profiles

Cold rolled/hot rolled

Wire rod

Quality special steel

Superalloy & High Temperature Alloy