Note:
1. vacuum brazing for mild steel/CWI andtungsten carbide/CWl
2. Shear strength between casting white iron and mild steel is above 350 Mpa (ASTMA1046)
3. Shear strength between casting whiteiron and tungsten carbide is above 120Mpa (ASTM A1046)
4. Effective brazing area over 95%(UT Standard: ASTM A609 Grade Il)
5. Visual crack is not allowed on the tungsten carbide, and Crack or Linear Indication on working surface of CWl and tungsten carbide cannot be accepted when Penetration Test/ PT is applied
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