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| Brittle Rupture Analysis of 35CrMoA Hot Dte Forging Press Hardware Bar |
| CONG Tie-sheng1,TIAN Li-sheng1,ZHANG Shu-ping2,ZHANG Guo-bin3 |
1. CERI Yingkou Equipment Development and Manufacturing Co., Ltd.,Yingkou 115005,Liaoning,China
2. People��s Liberation Army 5721 Co., Ltd., Shijiazhuang 050208, Hebei, China
3. Beijing Precise Instrument Co., Ltd.,Northern Business Division,Anshan 114001, Liaoning, China |
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Abstract Brittle fracture of 35CrMoA bar hot die forging of connecting structural in the production were analyzed by metallographic examination, SEM fracture observation and X-ray energy spectrum analysis. The results showed that the brittle fracture was caused by overfiring.
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Received: 17 June 2011
Published: 16 January 2012
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2012, Vol. 30 
