YG8A

YG8A Special Alloy

Chemical composition%of the ladle analysis of gradeYG8A

Chemical composition (%) | WC: 91
Chemical composition (%) | TiC:-
Chemical composition (%) | TaC (NbC) : < 1.0
Chemical composition (%) | Co: 8
Chemical composition (%) | other:-
Density / (g/cm ^ 3) : 14.5 ~ 14.9
Hardness HRA: 89.5
Bending strength σ bb/MPa: 1500
The impact toughness aK / (J/cm ^ 2) :-

Mechanical properties of gradeYG8A

Proof strength Rp0.2(MPa)	Tensile strength Rm(MPa)	Impact energy KV(J)	Elongation at fracture A(%)	Reduction in cross section on fracture Z(%)	As-Heat-Treated Condition	Brinell hardness(HBW)
619(≥)	871(≥)	32	44	32	Solution and Aging,Annealing,Ausaging,Q+T,etc	322

Physical properties of grade YG8A

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	Expansion rate
683(≥)	498(≥)	13	33	41	Solution and Aging,Annealing,Ausaging,Q+T,etc	433
Temp. °C/°F	Creep strain limit (10000h) (Rp1,0)N/mm2	Creep rupture strength (10000h) (Rp1,0)N/mm2
633	843	559

YG8A Range of products

Product type	Products	Dimension	Processes	Deliver Status
Plates/Sheets	Plates/Sheets	0.08-200mm(T)*W*L	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