Influences of feed and cross angle on inside bore and lamination defects in rotary piercing for materials with poor hot workability

ISIJ International

Volumn 37, Issue 2, 1997, Pages 153-160

  Hayashi, Chihiro ^a   Yamakawa, Tomio ^a  

^a Sumitomo Metal Industries Limited   (Japan)

Author keywords

Continuously cast round billet; Free cutting steel; High alloy steel; Inside bore defects; Lamination defects; Materials with poor hot workability; Micro bore defects; Non ferrous metal; Rotary piercing process; Stainless steel

Indexed keywords

BILLETS (METAL BARS); CONTINUOUS CASTING; DEFECTS; HOT WORKING; NICKEL ALLOYS; SHEAR STRESS; STAINLESS STEEL; TITANIUM ALLOYS; ZIRCONIUM ALLOYS;

CROSS ANGLE; FEED ANGLE; FREE CUTTING STEEL; LAMINATION DEFECTS; ROTARY PIERCING;

PIERCING;

EID: 0030644106     PISSN: 09151559     EISSN: None     Source Type: Journal    
DOI: 10.2355/isijinternational.37.153     Document Type: Article

References (7)

1. T. Tanaka, K. Hemmi, C. Hayashi, M. Utakoji and K. Nishikawa: The 31st Okochi Memorial Prize, (1985), 34.
2. C. Hayashi, M. Utakoji and K. Yoshioka: Proc. of the 3rd ICSR, Tokyo, (1985), 174.
3. C. Hayashi; Proc. of ICMSR, Beijing, (1989), 57.
4. C. Hayashi and T. Yamakawa; ISIJ Int., 37 (1997), 146.
5. T. Okamoto, C. Hayashi and M. Nishiguchi: JPN Patent 808493, US Patent 3719066, UK Patent 1320035.
6. C. Hayashi: JPN Patent 1608310, US Patent 4470282, UK Patent 2096505.
7. C. Hayashi: JPN Patent 1812697, US Patent 4827750, UK Patent 2202778.