New Haven Steel Ball Group of Companies manufactures Stainless Steel Balls with Lower Chrome Content. New Haven Steel Ball Group of Companies is an ISO/TS 16949:2002 and ISO 14001 certified company. The company manufactures Steel Balls. The Stainless Steel Balls with Lower Chrome Content than 440C are in demand in the majority of the applications where the more rigid corrosion resistance requirements can be relaxed. The Stainless Steel Balls with Lower Chrome Content is general purpose heat Treatable type. AISI 420 A higher carbon modification of AISI 410 steel distinguishes this heat treatable general purpose stainless steel. All balls of these materials are passivated.