Overview
About EN43 Alloy Steel
C P Steel Suppliers supplies EN43 Alloy Steel for engineering, industrial machinery and manufacturing applications. It is classified as Medium-High Carbon Engineering & Spring Steel. Available forms include ROUND BAR.
Contact our Mumbai team with your required size and quantity to confirm availability, documentation and delivery.
EN43 Round Bar Suppliers, EN43 Stockist, EN43 Big Dia, EN43 Cut to size as per requirement, EN43 Flat Bar, EN43 Small Quantity, EN43 Larger Dia, EN43 Circle, Ring. EN43 Mumbai, Chennai, Tamil Nadu, Gujarat, Pune, Maharashtra, India etc.
Specification
Chemical Composition
ElementComposition (wt%)
CCarbon
0.45 - 0.55%
MnManganese
0.60 - 1.00%
SiSilicon
0.10 - 0.40%
PPhosphorus
max 0.040%
SSulfur
max 0.040%
FeIron
Balance
Performance
Mechanical, Physical & Processing Properties
PropertyValue / Reading
Tensile Strengthmin 620 MPa (Normalized) / 700 - 850 MPa (Quenched & Tempered)
Yield Strengthmin 340 MPa (Normalized) / min 460 MPa (Q&T)
Elongation13 - 18 %
Hardness Brinell180 - 255 HBW
PropertyValue / Reading
Density7.85 g/cm³
Melting Point1480 °C
Modulus Of Elasticity210 GPa
Thermal Conductivity49.8 W/m·K
PropertyValue / Reading
WeldabilityLimited; requires preheating (200 - 300 °C) and low-hydrogen welding electrodes.
MachinabilityGood in normalized or annealed state.
Case HardeningExcellent response to flame and induction surface hardening (up to 55 - 60 HRC).
Corrosion ResistanceLow; requires protective oil, paint, or plating.
Cross Reference
Equivalent Grades by Standard
Standard / RegionEquivalent Grade
Indian IS50C4 (IS 1570)
European ENC50E / C50 (EN 10083-2)
Germany DINCk50 / C50 (DIN 17200)
Japan JISS50C (JIS G4051)
UK (BS)080A52 / 080M50 / EN43A (BS 970)
USA (SAE / AISI)SAE 1050 / AISI 1050
Availability
Available Forms & Sizes
- ROUND BAR
Form TypeSize Range Available
Black Round BarsOD 16MM - OD 200MM
FAQ
EN43 — frequently asked questions
What is the equivalent of EN43?
Standards: Indian IS: 50C4 (IS 1570); European EN: C50E / C50 (EN 10083-2); Germany DIN: Ck50 / C50 (DIN 17200); Japan JIS: S50C (JIS G4051); UK (BS): 080A52 / 080M50 / EN43A (BS 970); USA (SAE / AISI): SAE 1050 / AISI 1050.
Which forms of EN43 are available?
EN43 is available as ROUND BAR.
Where can I buy EN43 Alloy Steel in Mumbai or across India?
C P Steel Suppliers supplies EN43 Alloy Steel from Mumbai. Contact us with your size and quantity to confirm availability and delivery.
Interested in Alloy Steel EN43?
Tell us the size and quantity you need and we will get back to you.