A metal pipe has exploded in blast furnace number 3 at the Visakhapatnam Steel Plant on Friday morning. According to the reports, none was injured. One Crane and four two wheelers have been burned in the fire. Fire-tenders have been rushed in to extinguish the fire. The extent of the damage done is not yet been announced yet. People working in the Steel plant have been witnessing this type of incidents very often and they have expressed concerns over the issue.