Overview
About EN47 Alloy Steel
C P Steel Suppliers supplies EN47 Alloy Steel for engineering, industrial machinery and manufacturing applications. It is classified as Chromium-Vanadium Spring & High-Fatigue Alloy Steel. Common equivalents include 50CRV4, 51CRV4. Available forms include ROUND BAR, FLAT BARS, SHEET, PLATE, COIL.
Contact our Mumbai team with your required size and quantity to confirm availability, documentation and delivery.
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Specification
Chemical Composition
ElementComposition (wt%)
CCarbon
0.47 - 0.55%
MnManganese
0.70 - 1.10%
SiSilicon
max 0.40%
CrChromium
0.90 - 1.20%
VVanadium
0.10 - 0.25%
PPhosphorus
max 0.025%
SSulfur
max 0.025%
FeIron
Balance
Performance
Mechanical, Physical & Processing Properties
PropertyValue / Reading
Tensile Strength1350 - 1650 MPa (Oil Hardened & Tempered Spring Condition)
Yield Strengthmin 1200 MPa
Elongationmin 6 - 10 %
Hardness Brinellmax 248 HBW (Annealed) / 400 - 480 HBW (Quenched & Tempered)
PropertyValue / Reading
Density7.85 g/cm³
Melting Point1420 °C
Modulus Of Elasticity210 GPa
Thermal Conductivity46.6 W/m·K
PropertyValue / Reading
WeldabilityDifficult; requires preheating (250 - 300 °C) and immediate post-weld stress relief.
MachinabilityGood in annealed state.
Case HardeningThrough-hardening spring steel; also suitable for nitriding and surface induction hardening.
Corrosion ResistanceLow; requires protective coating or oil.
Cross Reference
Equivalent Grades by Standard
Standard / RegionEquivalent Grade
Indian IS50Cr4V2 (IS 1570 / IS 3885)
European EN51CrV4 (EN 10089 / EN 10083-3)
Germany DIN50CrV4 (DIN 17221)
Japan JISSUP10 (JIS G4801)
UK (BS)735A51 / EN47 (BS 970)
USA (SAE / AISI)SAE 6150 / AISI 6150
Availability
Available Forms & Sizes
- ROUND BAR
- FLAT BARS
- SHEET
- PLATE
- COIL
Form TypeSize Range Available
Black Round BarsOD 14MM - OD 270MM
Black Sq Bars16MM X 16MM - 50MM X 50MM
FAQ
EN47 — frequently asked questions
What is the equivalent of EN47?
Common equivalents include 50CRV4, 51CRV4. Standards: Indian IS: 50Cr4V2 (IS 1570 / IS 3885); European EN: 51CrV4 (EN 10089 / EN 10083-3); Germany DIN: 50CrV4 (DIN 17221); Japan JIS: SUP10 (JIS G4801); UK (BS): 735A51 / EN47 (BS 970); USA (SAE / AISI): SAE 6150 / AISI 6150.
Which forms of EN47 are available?
EN47 is available as ROUND BAR, FLAT BARS, SHEET, PLATE, COIL.
Where can I buy EN47 Alloy Steel in Mumbai or across India?
C P Steel Suppliers supplies EN47 Alloy Steel from Mumbai. Contact us with your size and quantity to confirm availability and delivery.
Interested in Alloy Steel EN47?
Tell us the size and quantity you need and we will get back to you.