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BS 970:1991 708M40 Steel - Specifications & Listings

BS 970:1991 708M40: 708M40 is a chromium-molybdenum alloy steel with high tensile strength and good wear resistance. It is suitable for heavily stressed engineering applications.

Forms: Round Bar Category: Alloy Steel
Grade Details
GradeBS 970:1991 708M40
StandardBS 970:1991
Description708M40 is a chromium-molybdenum alloy steel with high tensile strength and good wear resistance. It is suitable for heavily stressed engineering applications.
ApplicationsUsed for axles, gears, shafts, studs, crankshafts, and heavy-duty machinery parts.
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Round Bar →
Balanced
Chemical Composition (%)
C Mn Si Cr Mo S P
0.36-0.44 0.60-0.90 0.10-0.35 0.90-1.20 0.15-0.30 0.040 max 0.040 max
Mechanical Properties
tensile_strength 850-1000 MPa
yield_strength 650-850 MPa
elongation 10-16%
hardness 248-302 HB
Processing:

Active BS 970:1991 708M40 Listings on M-EX (For Sale)

BS 970:1991 708M40 Round Bar
2.900 MT
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BS 970:1991 708M40 Round Bar
8.600 MT
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