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BS 970:1991 534A99 Steel - Specifications & Listings

BS 970:1991 534A99: 534A99 is a nickel-chromium-molybdenum alloy steel developed for high strength and toughness requirements. It maintains good fatigue resistance under dynamic loading.

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeBS 970:1991 534A99
StandardBS 970:1991
Description534A99 is a nickel-chromium-molybdenum alloy steel developed for high strength and toughness requirements. It maintains good fatigue resistance under dynamic loading.
ApplicationsUsed for aircraft fittings, gears, high-strength shafts, crankshafts, heavy-duty fasteners, and transmission parts.
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Balanced
Chemical Composition (%)
C Mn Si Ni Cr Mo S P
0.36-0.44 0.45-0.70 0.10-0.35 1.30-1.80 1.00-1.40 0.20-0.35 0.040 max 0.040 max
Mechanical Properties
tensile_strength 900-1100 MPa
yield_strength 700-900 MPa
elongation 10-14%
hardness 269-331 HB
Processing:

Active BS 970:1991 534A99 Listings on M-EX (For Sale)

BS 970:1991 534A99 Round Bar
3.100 MT
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BS 970:1991 534A99 Round Bar
3.900 MT
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