S21800

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#S21800

Description

S21800 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: S21800

Category	Type	Steel Grade
Steel Grades	High Alloy	S21800
		S31651
		N08367
		N08926
		S31254
		S32654
		S20161
		XM-19
		S20910
		XM-31
		S21400

Chemical composition(mass fraction)(wt.%) of the S21800

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.1	3.5-4.5	7-9	0.06	0.03	16-18	8-9
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other
0.08-0.18

Mechanical Properties of steel grade S21800

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)
517 (≥)	644 (≥)	14	21	12	Solution and Aging, Annealing, Ausaging, Q+T,etc	412

Physical Properties of steel grade S21800

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	-	-			0.21	-
133	111	-	44.3	224		-
521	-	31	33.2			143	142

Heat Treatment of steel grade S21800

Heat treated : 1392°C - 1374°C

Technological Curves of steel grade S21800

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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Stainless Steels

Tube/Pipe

Steel Profiles

Cold rolled/hot rolled

Wire rod

Quality special steel

Superalloy & High Temperature Alloy