Supplied approx 250mm length, annealed condition 180-200HB S1 is a medium-carbon, chromium-tungsten, shock-resisting alloy designed for high toughness in impact and shock-load applications. It is a deep-hardening, oil-hardening steel. Common applications include: Forging and forming tools Shear blades: (including flying shear blades) Die casting dies Punching tools Tube expander rolls Plastic moulds and woodworking knives
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