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BS 970:1955 EN19 Steel — Specifications & Listings

BS 970:1955Cr-Mo alloy steel, high tensile, good toughness

Forms: Round Bar Flat Bar Hex Bar Forging Category: Alloy Steel
Grade Details
GradeBS 970:1955 EN19
StandardBS 970:1955
DescriptionCr-Mo alloy steel, high tensile, good toughness
ApplicationsGears, shafts, bolts, automotive axles
Equivalent / Similar Grades
Grade Standard Region
42CrMo4 EN10083 Europe
AISI 4140 AISI USA
SCM440 JIS Japan
SAE4140 SAE USA
GB/T 3077 40Cr GB/T 3077 China
709M40 BS 970 UK
42CD4 NF A35-551 France
SS 2244 SS 14 22 44 Sweden
IS 4367 40Cr2Mo1 IS 4367 India
GOST 40HFA GOST 4543 Russia
Chemical Composition (%)
C Si Mn Cr Mo S P
0.36–0.44 0.10–0.35 0.60–1.00 0.90–1.20 0.25–0.35 ≤0.040 ≤0.035
Mechanical Properties
Tensile Strength 850–1000 MPa
Yield Strength ≥680 MPa
Elongation ≥13%
Hardness 248–302 HB
Impact (Charpy) ≥54 J
Typical Available Sizes
Round Bar 16mm – 300mm dia
Flat Bar 20×6mm – 200×50mm
Hexagon 19mm – 100mm A/F
Sizes are indicative. Contact seller for exact availability.

Active BS 970:1955 EN19 Listings on M-EX

BS 970:1955 EN19 Forging
0.500 MT
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BS 970:1955 EN19 Round Bar
7.100 MT
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BS 970:1955 EN19 Flat Bar
1.800 MT
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BS 970:1955 EN19 Hex Bar
2.300 MT
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BS 970:1955 EN19 Round Bar
2.200 MT
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BS 970:1955 EN19 Forging
0.500 MT
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BS 970:1955 EN19 Flat Bar
1.400 MT
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BS 970:1955 EN19 Hex Bar
1.000 MT
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BS 970:1955 EN19 Forging
0.800 MT
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BS 970:1955 EN19 Round Bar
2.800 MT
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