High Quality Prime Materials 2b No. 4 Mirror Finish Stainless Steel 316 Grade

Delivery Condition:
EAF+LF+VD+(ESR), Hot rolled or Forged, Annealed, EFS, Hardness≤235HB, Un-machined or Machined surface (Peeled, Turned, Milled, Grinded), UT 100% Passed

Characteristics:
Hot work tool steel featuring a fine combination of heat checking resistance, hot strength and impact strength; admits water cooling.

• Highly stressed hot work tools (mandrels, dies, containers for metal tube and rod extrusion).
• Tools for manufacture of hollows, screws, rivets, nuts and bolts.
• Die casting tools, forming dies, die inserts, hot shear blades.

Annealing: 750 to 800°C. Slow controlled cooling in furnace. Max 235 HB.

Stress Relieving: 600 to 650°C. Slow cooling in furnace for 1-2 hours.

Hardening: 1010 to 1050°C. Oil, salt bath or air quench. Hardness: 52 - 56 HRC.

Tempering: Slow heating immediately after hardening. Recommended to temper at least twice.

Solid round bar, Flat bar, Square bar, Hexagon bar, Block, Plate, Sheet, Wire rod, Strip.

• Pre-sale: Sample availability, OEM/ODM support, and full stock delivery.
• Selection: Cost-effective shipping calculations and 1-2 day quality re-checks.
• After-sale: Continuous tracking and professional technical support.