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Chemical Component: W:90-95%；Ni:3.5-7%; Fe:1.5-3%
Density：≥17.5-18.1 g/cm3
Tensile Strength：780-980MPa；
Elongation：5-22%
HRC：28-33
Tolerance:
Diameter: ±(0.1-0.3)mm
Length：Minimum: ±1mm
Production Capacity：an annual output of 100 tons
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