Modulus Metal | Manufacturer Company in TURKEY: Sand Casting | Investment Casting | CNC Machining | Press Bending | Laser Cutting | Welding | Plastics Injection Molding Designation AISI 201 UNS number  S20153 US name  AISI 201  USA  S20153 to ASTM A240/A240M, S20153 to ASTM A666, S20153 to ASTM A959 Tradenames  J&L 201N