Biefer, G. J. The environmental cracking of line-pipe steels a short review Biefer, G. J. - Ontario Mines Branch 1972 - ii, 18 p. 28 cm - Information circular, IC 295 . Subjects--Topical Terms: síntesis bibliográficaacero Subjects--Index Terms: agrietamiento ambiental Universal Decimal Class. No.: 669