Increasing the fracture toughness of gas and oil apparatus made of low-alloy steel 09G2S
Thermal hardening of steel 09G2S, made directly at the plant producing apparatus, ensures the following improvement of the service properties compared with normalization: σ0.2 by 14–16%, αp by a factor of 1.8–2, Kc by 18%.
KeywordsFracture Toughness Service Property Steel 09G2S Thermal Hardening
Unable to display preview. Download preview PDF.
- 1.B. S. Kasatkin et al., "The cold-resistance of welded joints of low-alloy high-strength steels," Svarochnoe Proizvod., No. 2, 27 (1976).Google Scholar
- 2.S. V. Serensen, V. P. Kochaev, and R. M. Shneiderovich, Load-Bearing Capacity and Stress Analysis of Machine Parts [in Russian], Mashinostroenie, Moscow (1975).Google Scholar