A Study on the Deep Hole Drilling for Refractory Metals - STS type BTA drilling for SKD11 high alloy tool steel |
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Sim, Sung-Bo;Kim, Chi-Ok;Kim, Cheol-Kyu; |
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Pukyong National University, School of Mechanical & Automotive Eng.;Pukyong National University, Graduate School, Dept. of Mech. Eng.;Pukyong National University, Graduate School of Industry, Dept. of Precision Mech. Eng.; |
| 난삭재의 심공가공에 관한 연구 (SKD11고합금공구강에 대한 STS타입 BTA드릴 가공) |
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심성보;김치옥;김철규; |
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© 1999 The Korean Society of Ocean Engineers
Open access / Under a Creative Commons License
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| Keywords:
BTA(Boring and Trepanning Association) Drill, SKD11 Tool Steel, Surface Roughness, Roundness, Cylindricity, Straightness, Hole Expansion |
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