... - Electrowelding, argon arc welding, spot or seam weldingForging, sand casting, die casting, investment casting, injection molding;Assembly etc.7RoughnessRa 0.2 ... - Electrowelding, argon arc welding, spot or seam weldingForging, sand casting, die casting, investment casting, injection molding;Assembly etc.7RoughnessRa 0.2 ...