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Published: 01 October 2014
Fig. 37 The SAE 8617 gear was difficult to carburize and harden due to poor uniformity of section and lack of symmetry. More
Image
Published: 01 October 2014
Fig. 27 End-quench hardenability of carburized (a) 8617 and (b) 8822 steels. Bars normalized at 925 °C (1700 °F). Core was austenitized for 20 min at 925 °C (1700 °F). Case was pack carburized for 9 h at 925 °C (1700 °F) and direct quenched. Source: Ref 8 More
Image
Published: 01 December 2004
Fig. 29 Effect of low-temperature hold on retained austenite in carbonitrided 8617 steel bar. (a) Carbonitrided 4 h at 845 °C (1550 °F) in 8% ammonia, 8% propane, and remainder endothermic gas. Oil quenched and tempered 1.5 h at 150 °C (300 °F). Structure is tempered martensite (dark More
Image
Published: 01 January 1987
Fig. 511 Bending-fatigue fracture in two teeth of a reverse idler gear of AISI 8617 steel, carburized and hardened to 60 HRC in the case. Arrows point to the root fillets on both sides of each tooth, where fracture began due to excessive stress in these locations. ∼2× More
Image
Published: 01 August 2013
Fig. 32 Effect of tempering on residual stress in carburized steel. Bars of 8617 steel, 19 mm (0.75 in.) in diameter, were carburized, direct oil quenched, and tempered for 1 h at the indicated temperature. More
Image
Published: 01 August 2013
Fig. 19 Effect of low-temperature hold on retained austenite in carbonitrided 8617 steel bar. (a) Carbonitrided 4 h at 845 °C (1550 °F) in 8% ammonia, 8% propane, and remainder endothermic gas. Oil quenched and tempered 1.5 h at 150 °C (300 °F). Structure is tempered martensite (dark More
Image
Published: 01 October 2014
Fig. 24 Continuous-cooling transformation diagrams of Ni-Cr-Mo low-alloy steels with variations in carbon and nickel contents. (a) 8617, (b) 4340, (c) 8660, and (d) 8630 steels. Source: Ref 7 More
Image
Published: 01 January 1987
Fig. 510 Bending-fatigue fracture in the heel of one tooth of a spiral bevel pinion of AISI 8617 steel, carburized and hardened to 57 HRC in the case. Fracture resulted from severe pitting. Note that pitting had begun in an adjoining tooth (near top). 0.75× More
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0006000
EISBN: 978-1-62708-168-9
... Z 8 C 17 430 20 NCD 2 8617 60 S 7 9260 Z 8 CD 17.01 434 20 NCD 2 8617H 60 S 7 9260H Z 10 C 13 410 20 NCD 2 8620 61 SC 7 9260 Z 10 C 14 410 20 NCD 2 8620H 61 SC 7 9260H Z 10 CF 17 430F 22 NCD 2 8617 90 MV 8 O2 Z 10 CNF 18.09 303 22 NCD 2 8617H 100 C 6...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0006002
EISBN: 978-1-62708-168-9
... Hardened, tempered 205 °C (400 °F) 12.0 12.5 12.9 13.0 13.3 13.7 … 6150 Annealed 12.4 (e) 12.6 (e) 13.3 (e) 13.8 (e) 14.2 (e) 14.5 (e) 14.7 (e) 8115 Unknown 11.9 12.6 13.3 … … … … 81B45 Unknown 11.9 12.6 13.3 … … … … 8617 Unknown 11.9 (k) … 12.8 (r...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001010
EISBN: 978-1-62708-161-0
...) (68-1292) A1SI-SAE grade (68-572t (68-752) (68-932) 5155 Unknown 12.2 ' 13.1(q) 52100 Annealed 11.9(b) 52100 12.6(b) 6150 12.2 6150 Hardened 12.0 Annealed 6150 Hardened, 12.4(e) 12.7 13.3 13.7 14.1 14.4 ' 8115 1.9 13.0 13.3 13.7 81B45 tempered 1.9 12.5 12.9 14.5(e) 14.7(e) 8617 1,9(k) 13.8(e...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.9781627081610
EISBN: 978-1-62708-161-0
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005996
EISBN: 978-1-62708-168-9
... 845–870 1550–1600 8617 845–870 1550–1600 8620 845–870 1550–1600 8622 845–870 1550–1600 8625 845–870 1550–1600 8627 845–870 1550–1600 8720 845–870 1550–1600 8822 845–870 1550–1600 9310 790–830 1450–1525 Case depth from carburizing times and temperatures...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005954
EISBN: 978-1-62708-168-9
...-Mo steel (lower Cr than 43 xx and lowest Ni and Mo of all Ni-Cr-Mo grades). Gears, shafts, axles, thrust washers, springs, wrenches, and many other equipment, tool, and machinery components 8615, 8617, 8620, 8622, 8625, 8627 Low-carbon Ni-Cr-Mo steel (lower Ni and Mo than 43 xx ). Carburizing...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003762
EISBN: 978-1-62708-177-1
...–0.65 0.035 max 0.040 max 0.20–0.35 1.65–2.00 0.40–0.60 0.20–0.30 4620 0.17–0.22 0.45–0.65 0.035 max 0.040 max 0.20–0.35 1.65–2.00 … 0.20–0.30 8617 0.15–0.20 0.70–0.90 0.035 max 0.040 max 0.20–0.35 0.40–0.70 0.40–0.60 0.15–0.25 8620 0.18–0.23 0.70–0.90 0.035 max 0.040...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005802
EISBN: 978-1-62708-165-8
...–190 350–375 4320 830 1525 … … 175–190 350–375 4615 955 1750 190 375 … … 4720 845 1550 … … 175–190 350–375 8617, 8620 925 1700 150 300 … 8620 855 1575 … … 175–190 350–375 9310 815 1500 … … 175–190 350–375 (a) Time in oil varies from 4 to 20...
Book Chapter

Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005999
EISBN: 978-1-62708-168-9
... 8615 … … … 15NCD2 3097 16NiCrMo2 … 15NCD4 5331 16NiCrMo2 7846 16NiCrMo2 8617 … … 970 805A17 18NCD4 … … 970 805H17 18NCD6 970 805M17 (En 361) 8620 1.6522, 20NiCrMo2 G4052 SNCM21H 2772 806M20 18NCD4 5331 20NiCrMo2 2506-03 1.6523, 21NiCrMo2 G4052...
Book Chapter

Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002131
EISBN: 978-1-62708-188-7
..., 4615, 4617, 4620, 4621, 4718, 4720, 4815, 4817, 4820, 5015, 5115, 5120, 6118, 8115, 8617, 8620, 8622, 8822, 9310, 94B15, 94B17 125–175 Hot rolled, annealed, or cold drawn 27 90 0.18 0.007 S4, S5 M2, M3 145 475 0.18 0.007 P30 C-6 325–375 Normalized or quenched and tempered 14 45...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003092
EISBN: 978-1-62708-199-3
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0009237
EISBN: 978-1-62708-161-0
... Water at 200 sfm; H = 1.5 30 HRC 2½ 8617, 4118, 4620, 5120, 1038, 1522, 4419 0.4 1.5 … 1.1 … 0.8 3 4812, 4027, 1042, 1045, 1146, 1050, 1524, 1526, 4028, 6118 0.6 1.8 … 1.2 0.3 0.95 3½ 4720, 6120, 8620, 4032 0.7 2.05 0.5 1.4 0.45 1.1 4 4815, 8720, 4621...