Overview
About EN42J Alloy Steel
C P Steel Suppliers supplies EN42J Alloy Steel for engineering, industrial machinery and manufacturing applications. It is classified as High Carbon Spring Steel. Common equivalents include C80, C70S6. 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.
EN42J Round Bar Suppliers, EN42J Stockist, EN42J Big Dia, EN42J Cut to size as per requirement, EN42J vs C80, C70S6, EN42J Flat Bar, EN42J Small Quantity, EN42J Larger Dia, EN42J Circle, Ring. EN42J Mumbai, Chennai, Tamil Nadu, Gujarat, Pune, Maharashtra, India etc.
Specification
Chemical Composition
ElementComposition (wt%)
CCarbon
0.70 - 0.85%
MnManganese
0.50 - 0.90%
SiSilicon
0.15 - 0.35%
PPhosphorus
max 0.025%
SSulfur
max 0.025%
FeIron
Balance
Performance
Mechanical, Physical & Processing Properties
PropertyValue / Reading
Tensile Strength550 - 690 MPa (Annealed) / 1300 - 1800 MPa (Hardened & Tempered)
Yield Strengthmin 350 MPa (Annealed) / min 1150 MPa (Hardened & Tempered)
Elongation15 - 22 % (Annealed)
Hardness Brinellmax 192 HBW (Annealed) / 42 - 52 HRC (Hardened & Tempered)
PropertyValue / Reading
Density7.85 g/cm³
Melting Point1450 °C
Modulus Of Elasticity210 GPa
Thermal Conductivity46.0 W/m·K
PropertyValue / Reading
WeldabilityPoor due to high carbon content; welding not recommended for spring applications.
MachinabilityGood in spheroidized annealed state.
Case HardeningThrough-hardened by oil quenching and tempering for flat springs, blades, and clips.
Corrosion ResistanceLow; requires oiling, phosphating, or plating.
Cross Reference
Equivalent Grades by Standard
Standard / RegionEquivalent Grade
Indian IS80C6 / 75C6 (IS 2507)
European ENC75S / C80S (EN 10132-4)
Germany DINC75 / Ck75 / C80 / C70S6
Japan JISSK85 / SK5 / SUP3
UK (BS)CS80 / CS70 / EN42J (BS 970)
USA (SAE / AISI)SAE 1074 / SAE 1075 / SAE 1080
Availability
Available Forms & Sizes
- ROUND BAR
- FLAT BARS
- SHEET
- PLATE
- COIL
Form TypeSize Range Available
Flat Bars5MM THK - 25MM THK
FAQ
EN42J — frequently asked questions
What is the equivalent of EN42J?
Common equivalents include C80, C70S6. Standards: Indian IS: 80C6 / 75C6 (IS 2507); European EN: C75S / C80S (EN 10132-4); Germany DIN: C75 / Ck75 / C80 / C70S6; Japan JIS: SK85 / SK5 / SUP3; UK (BS): CS80 / CS70 / EN42J (BS 970); USA (SAE / AISI): SAE 1074 / SAE 1075 / SAE 1080.
Which forms of EN42J are available?
EN42J is available as ROUND BAR, FLAT BARS, SHEET, PLATE, COIL.
Where can I buy EN42J Alloy Steel in Mumbai or across India?
C P Steel Suppliers supplies EN42J Alloy Steel from Mumbai. Contact us with your size and quantity to confirm availability and delivery.
Interested in Alloy Steel EN42J?
Tell us the size and quantity you need and we will get back to you.