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Laser Cladding Cast Tungsten Carbide Powder Chemicals compositons: Grade W T.C F.C Fe Ti Ni Cr Co V BD20101 Balance 3.8-4.2 ≤0.05 ≤0.5 <0.1 <0.1 <0.1 <0.1 <0.1 Hardness HRA Micro-hardness HV 0.1 ...