S 7 is typically heat treated and used in the rockwell c hardness range of rc 54 59.
S7 tool steel hardness range.
As an air hardening grade s7 is stable for heat treatment and its combination of high machinability and dimensional stability makes it ideal for a variety of different tool and.
The diameter on these rods is precision ground while the straightness is held to a strict tolerance.
Its charpy a test that measures the impact strength is over 200 ft lb.
Often made into chisels rivets and punches s7 tool steel can handle repeated impact without fracturing.
S7 tool steel is a shock resistant grade containing high impact properties.
It offers toughness to withstand chipping and breaking combined with high attainable hardness and good wear resistance.
Hudson tool steel shares technical data for s7 shock resisting tool steel including impact toughness.
Additional material processing and application information for a wide range of tool steel types is available here.
S7 tool steel properties.
It is an air hardening material.
S7 tool steel is produced and supplied to the machinist or tool maker in the annealed or soft condition.
However the aisi sae tool steel code categorizes tool steels based on basic application and material characteristics.
Also known as drill rod they are ready for turning in a lathe.
Crucible s7 aisi s7 crucible s7 is a shock resistant air hardening tool steel designed for high impact resistance at relatively high hardness.
S7 tool steel is a versatile formulation suitable for both cold and hot work service.