1.2510/O1/9CrWMn Tool steel

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1.2510/O1/9CrWMn Tool steel
Posting date : Jun 03, 2014
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Place of Origin
China [CN]
HS-CODE
72-
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1.2510/O1/9CrWMn Tool steel Carbon C: 0.85 ~ 0.95 Si Si: ≤ 0.40 Manganese Mn: 0.90 ~ 1.20 Sulfur S: ≤ 0.030 Phosphorus P: ≤ 0.030 Chromium Cr: 0.50 ~ 0.80 Ni: to allow the residual content of ≤ 0.25 Copper Cu: to allow the residual content of ≤ 0.30 Tungsten W: 0.50 ~ 0.80 Mechanical Properties Hardness: annealing, 241 ~ 197HB, indentation diameter 3.9 ~ 4.3mm; quenching, ≥ 62HRC 9CrWMn ● Heat treatment and microstructure specifications: Heat treatment specifications: quenching, 800 ~ 830 ℃ oil cooling. Forging Process Take the blank forging temperature limit 9CrWMn Annealing process Annealing: Annealing generally use 780-800 degrees incubated 4-6 hours to ≤ 50 degrees / hour , cooled to 550

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