References
- E. M. TRENT: Machinability', 15; 1967, London, The Iron and Steel Institute.
- H. OPITZ and W. KONIG: ibid., 35.
- E. M. TRENT: 'Materials for metal cutting', 15; 1971, London, The Iron and Steel Institute.
- E. M. TRENT: Metallurgical Rev., 1968, 13, (127), 129.
- J. LARSEN-BASSE: Powder Met., 1973, 16, (31), I.
- V. N. FILOMONENKO et al.: Metallography, 1969, 2, 125.
- Y. MATSUYAMA and T. FIJKATSU: 'Powder metallurgy', (ed. W. W. Leszynski), 683; 1961, New York, 1nterscience
- S. OHMAN etal.: Jernkonterets Ann., 1967, 151, 2.
- J. GURLAND: 'Powder metallurgy', (ed. W. W. Leszynski), 661; 1961, New York, lnterscience.
- B. ANDERSON: Planseeber. Pulvermet., 1965, 13, 178.
- E. LARDNER and D. J. BETTLE: Metals and Materials, 1973,7, 540.
- S. AMBERGet al.: Powder Met. Int., 1974, 6,(4).
- G. S. KREIMER: 'Strength of hard alloys', 1968, New York, Plenum Press.
- H. E. EXNER and J. GURLAND: Powder Met., 1970, 13, (25), 13.
- O. RUDIGERet al.: Ins. J. Powder Metall., 1971, 7, 29.
- H. SUZUKI: Trans. Japan Inst. Metals, 1966, 7, 112.
- G. E. SPRIGGS: Powder Met., 1961, 7, 269.
- G. E. SPRIGGS: ibid., 1970, 26, 369.
- A. MIYOSFIIet al.: Powder and Powder Met., 1971, 18, (1), 23.
- British Patent No. 1 386 667.
- J. GURLAND and P. SARDZIL: Trans. AIME., 1955, 203, 311.
- H. FISCHMEISTER and H. E. EXNER: Arch. Eisenhattenwesen, 1966, 37,499.
- T. JOHANNSEN and B. LEHTINEN: Physica Status Solidi (a), 1973, 16, 615.
- B. BENGTSSONet al.: Planseeber. Pulvermet., 1974, 22, 285.
- G. J. REES and B. YOUNG: Powder Met., 1971, 14, (27), 185.