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**Y1Cr18Ni9Se**Application:Improve the machinability, ablation resistance. Suitable for automatic lathe production of rivets, screws
Category	Type	Steel grade	Standard	Country
Grades	Special Alloy	Y1Cr18Ni9Se	GBT	China

Chemical composition%of the ladle analysis of gradeY1Cr18Ni9Se

C(％)	Si(％)	Mn(％)	P(％)	S(％)	Cr(％)	Ni(％)	Other(%)
Max 0.15	Max 1.00	Max 2.00	max 0.200	Max 0.060	17.00-19.00	8.00-10.00	Se:Max 0.15

This page is mainly introduced the Y1Cr18Ni9Se chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Y1Cr18Ni9Se,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Mechanical properties of gradeY1Cr18Ni9Se
Proof strength R_p0.2(MPa)	Tensile strength R_m(MPa)	Impact energy KV(J)	Elongation at fracture A(%)	Reduction in cross section on fracture Z(%)	As-Heat-Treated Condition	Brinell hardness(HBW)
174(≥)	968(≥)	44	41	43	Solution and Aging,Annealing,Ausaging,Q+T,etc	123

Physical properties of gradeY1Cr18Ni9Se
Property	Density kg/dm3	Temperature T °C/F	Specific heat J/kgK	Thermal conductivity W/mK	Electric resistance µΩ·cm	Modulus of elasticity kN/mm2
988(≥)	924(≥)	44	34	24	Solution and Aging,Annealing,Ausaging,Q+T,etc	111
Temp. °C/°F	Creep strain limit (10000h) (Rp1,0)N/mm2	Creep rupture strength (10000h) (Rp1,0)N/mm2
224	714	162

Y1Cr18Ni9SeRange of products
Product type	Products	Dimension	Processes	Deliver Status
Plates/Sheets	Plates/Sheets	0.08-200mm(T)WL	Forging,hot rolling and cold rolling	Annealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Steel Bar	Round Bar,Flat Bar,Square Bar	Φ8-1200mm*L	Forging,hot rolling and cold rolling,Cast	Black,Rough Turning,Shot Blasting,
Coil/Strip	Steel Coil/Steel Strip	0.03-16.0x1200mm	Cold-Rolled&Hot-Rolled	Annealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Pipes/Tubes	Seamless Pipes/Tubes,Welded Pipes/Tubes	OD:6-219mm x WT:0.5-20.0mm	Hot extrusion,Cold Drawn,Welded	Annealed,Solution and Aging,Q+T,ACID-WASHED

Cross Reference Table(Equivalent Grade)
Grade	Standard	Country	Application
Y1Cr18Ni9Se	GBT	China	Improve the machinability, ablation resistance. Suitable for automatic lathe production of rivets, screws

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Chemical composition%of the ladle analysis of gradeY1Cr18Ni9Se

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