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ISO 683-17:1999 20NiCrMo7 / ISO 683-17 20NiCrMo7 Steel - Specifications & Listings

ISO 683-17:1999 20NiCrMo7: 20NiCrMo7 is a high-performance carburizing steel with excellent core strength and toughness. The steel is suitable for large-section components subjected to severe cyclic and shock loading.

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeISO 683-17:1999 20NiCrMo7 / ISO 683-17 20NiCrMo7
StandardISO 683-17:1999
Description20NiCrMo7 is a high-performance carburizing steel with excellent core strength and toughness. The steel is suitable for large-section components subjected to severe cyclic and shock loading.
ApplicationsUsed in large gears, turbine shafts, marine gearboxes, heavy-duty pinions, and industrial transmissions.
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Chemical Composition (%)
C Si Mn Cr Mo Ni P S
0.17-0.22 0.15-0.30 0.45-0.65 0.40-0.60 0.20-0.30 1.65-2.00 <=0.035 <=0.040
Mechanical Properties
tensile_strength 1000-1300 MPa
yield_strength 800 MPa min
elongation 9-12%
hardness 300-360 HB

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ISO 683-17:1999 20NiCrMo7 / ISO 683-17 20NiCrMo7 Round Bar
5.500 MT
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ISO 683-17:1999 20NiCrMo7 / ISO 683-17 20NiCrMo7 Round Bar
2.600 MT
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