Wolframblech

1.dimension and tolerance Delivery condition Size(mm) Thickness(mm) Width(mm) Length(mm) Cold rolled(Y) Stress relief anndaling(M) 0.10-0.20 0.21-0.40 30-150 50-250 50-500 50-500 Hot rolled(R) 0.41-4.0 ≥4.0 50-200 50-120 50-200 50-200 Thickness(mm) Thickness toerance Width toerance Length toerance GradeI GradeII 0.10-0.20 ±0.02 ±0.03 ±3 ±3 0.21-0.30 ±0.03 ±0.04 ±3 ±3 0.31-0.40 ±0.04 ±0.05 ±3 ±3 0.41-0.60 ±0.05 ±0.06 ±4 ±4 0.61-0.80 ±0.07 ±0.08 ±4 ±4 0.81-1.0 ±0.08 ±0.10 ±4 ±4 1.01-2.0 ±0.12 ±0.20 ±5 ±5 2.01-3.0 ±0.20 ±0.30 ±5 ±5 3.01-4.0 ±0.30 ±0.40 ±5 ±5 >4.0 ±0.40 ±0.50 ±5 ±5 2,physical and chemical properties: density: 18.5 - 19.0g/cm3 INPURITY CONTENT: ELEMENTCONTENTINPURITY CONTENT (Max)% Pb0.0001Bi0.0001Sn0.0001Sb0.001As0.001Fe0.005Ni0.001Al0.001Si0.001Ca0.001Mg0.001Mo0.010P0.001C0.005O0.003N0.003 3,applications: Be used in electronics, illumination, vacuum plating, electron-vacuum, shield, tungsten boat ,high temperature furnace industry and so on.