W6Mo5Cr4V2Co5(M35) hot rolled steel round bars

W6Mo5Cr4V2Co5 is a tungsten-molybdenum series general cobalt-containing high-speed steel. Compared with W6Mo5Cr4V2, it has improved red hardness and high temperature hardness, improved wear resistance, and has better machinability, but the strength and impact toughness are lower, and it is easy to oxidize and decarburize. W6Mo5Cr4V2Co5 is general Used as gear cutters, milling tools, punches, cutter heads and other tools for cutting hard materials.

 

 

Mechanical properties
Hardness: Delivery hardness: (other processing methods) ≤285HB; (annealing) ≤269HB. Sample heat treatment system and quenching and tempering hardness: ≥64HRC
Microstructure
Heat treatment specification: quenching, preheating at 730～840℃, heating at 1190～1210℃ (salt bath furnace) or 1200～1220℃ (box furnace), oil cooling, tempering at 540～560℃ twice, 2h each time.
delivery status
Hot-rolled, forged, and cold-drawn steel rods are delivered in annealed state, and hot-rolled and forged steel rods are delivered after processing by annealing + other processing methods (skinning, light drawing, polishing or polishing, etc.).

FAQ

1 Q:Do you accept sample order?
A: Yes, we accept the sample order. If you order the small piece in stock, it is free.
     While you needs arrange the shipping or pay for the shipping cost.

2 Q: How long is your delivery time?
A: Usually 45 to 60 days after your down payment, it also according to the material requirement
     and the quantity you required.

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