M3 High Speed Tool Steel, high speed steel,high speed steels, Dia: 2-400mm

Application:

It Is widely used for manufacture of metal-cutting tools, cold-forming tools, such as cold extrusion rams and dies, as well as for cutting and precision cutting tools

Chemical composition(%):

Size available:

Round and Square Bar: 2mm-400mm

Flat: thickness:0.6-250mm, width:30-810mm

Length Random Length, Fixed Length, etc.

Mechanical Property

Hot work temperature: (1) Start:1150 °C (2) End: 950 °C

Annealing temperature: 800 °C - 880 °C

Hardness after annealing HBS: ≤262

Quenching temperature: 1200 °C

Quenching medium: oil

Tempering temperature: 560 °C

Hardness after quenching and tempering HRC: ≥64

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 We, Shanghai Unite Steel are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national famous steel enterprise.

In the aspect of resources and information, we have established cooperative and stronger relationship with nearly hundred enterprises, either state-owned or private owned in china, such as: DAYE Special Steel-a famous steel enterprise with the longest steelmaking history; BAO Steel, and Dongbei Special Steel Group-the biggest special steel manufacturer; TPCO, VALIN-largest seamless steel tube production enterprise; What's more, we have built long, deep and close business relationship with dozens of steel companies, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want!