Gateway Metals S7 is a shock resistant alloy tool steel which provides a unique combination of machinability, exceptional toughness, ease of heat treatment, and minimum distortion. The material is tested to rigorous tool steel standards to ensure uniformity of structure and freedom from defects, making it suitable for use in applications requiring high impact strength such as shears, punches, blanking dies, and chisels. S7 is also used for high hardness plastic molds and zinc die casting dies.
About Gateway Metals, Inc.
Gateway Metals, Inc. (GMI) is an independently owned and operated full service tool steel distributor and mold steel distributor located in St. Louis Missouri. GMI’s inventory includes A2, D2, S7, P20, 4140 PH, Premium H13, and CPM steel. GMI’s services include non standard sizes, precision ground blocks, and precision ground bar. With over 200 years of combined industry experience and a 24 hour operating schedule, GMI is able to service its customers very quickly from quote to shipment.