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AISI 8720

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Journal Articles
Alloy Digest (1967) 16 (6): SA-211.
Published: 01 June 1967
... AISI 8720 is a low alloy carburizing steel capable of producing high core strength and toughness. It is recommended for shock resistant machinery parts. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture...
Journal Articles
Alloy Digest (1989) 38 (10): SA-441.
Published: 01 October 1989
... carburizing time, tempera- ture and carbon potential the resulting case depth on CBS-600 VIM-VAR is slightly less than for SAE/AISI 8720 and slightly deeper than for SAE/AISI 9310. CBS-600 VIM-VAR can be processed via double or single (direct from carburizing) quench practices. Preoxidation (30 min./1750 F...
Journal Articles
Alloy Digest (1962) 11 (9): SA-134.
Published: 01 September 1962
...; or oil quench from por and then rehear (0 1525oF.oil quench and remper at 30001: for 1% hours minimum; or cool in box, reheat to 1525-I575oF, quench in oil, temper at 250-300OF. Machinability: Machinability rating in rhe cast condition is 60% of AISI Blll2 steel. The chips are hard and continuous. When...