317L4

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#317L4

Description

317L4 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 317L4

Category	Type	Steel Grade
Steel Grades	High Alloy	317L4
		253MA
		253MA
		254SMO
		300M
		302HQ-FM
		303Al Mod
		304HN
		304SCQ
		316SCQ
		317LM

Chemical composition(mass fraction)(wt.%) of the 317L4

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.03	0.75	2.00	0.045	0.030	17.0-20.0	13.5-17.5
Mo	Al	Cu	Nb	Ti	V	Ce
4.00-5.00		≤0.75
N	Co	Pb	B	Other
0.10-0.20

Mechanical Properties of steel grade 317L4

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 (≥)	945 (≥)	24	22	12	Solution and Aging, Annealing, Ausaging, Q+T,etc	142

Physical Properties of steel grade 317L4

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	-	-			0.32	-
279	552	-	14.3	432		-
486	-	13	21.2			432	242

Heat Treatment of steel grade 317L4

Heat treated : 1485°C - 1756°C

Technological Curves of steel grade 317L4

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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