Overview
About 18CRNIMO7-6 Alloy Steel
C P Steel Suppliers supplies 18CRNIMO7-6 Alloy Steel for engineering, industrial machinery and manufacturing applications. It is classified as Heavy-Duty Chromium-Nickel-Molybdenum Case-Hardening Steel. Available forms include ROUND BAR.
Contact our Mumbai team with your required size and quantity to confirm availability, documentation and delivery.
18CRNIMO7-6 Round Bar Suppliers, 18CRNIMO7-6 Stockist, 18CRNIMO7-6 Big Dia, 18CRNIMO7-6 Cut to size as per requirement, 18CRNIMO7-6 Flat Bar, 18CRNIMO7-6 Small Quantity, 18CRNIMO7-6 Larger Dia, 18CRNIMO7-6 Circle, Ring. 18CRNIMO7-6 Mumbai, Chennai, Tamil Nadu, Gujarat, Pune, Maharashtra, India etc.
Specification
Chemical Composition
ElementComposition (wt%)
CCarbon
0.15 - 0.21%
MnManganese
0.50 - 0.90%
SiSilicon
max 0.40%
NiNickel
1.40 - 1.70%
CrChromium
1.50 - 1.80%
MoMolybdenum
0.25 - 0.35%
PPhosphorus
max 0.025%
SSulfur
max 0.035%
FeIron
Balance
Performance
Mechanical, Physical & Processing Properties
PropertyValue / Reading
Tensile Strength1050 - 1350 MPa (Core after Case Hardening)
Yield Strengthmin 785 MPa (Core)
Elongation8 - 12 %
Hardness Brinellmax 229 HBW (Annealed) / 58 - 62 HRC (Carburized Surface)
PropertyValue / Reading
Density7.85 g/cm³
Melting Point1450 °C
Modulus Of Elasticity210 GPa
Thermal Conductivity40.0 W/m·K
PropertyValue / Reading
WeldabilityGood before carburizing; not recommended after case hardening.
MachinabilityGood in normalized or isothermally annealed condition.
Case HardeningPremier carburizing steel for heavy gears, wind turbine shafts, and pinions.
Corrosion ResistanceLow natural resistance; requires lubrication or protective coating.
Cross Reference
Equivalent Grades by Standard
Standard / RegionEquivalent Grade
Indian IS15NiCr1Mo12 / 17CrNiMo6
European EN18CrNiMo7-6 (EN 10084)
Germany DIN17CrNiMo6 (DIN 17210)
Japan JISSNCM420 (Closest)
UK (BS)820A16 / EN354
USA (SAE / AISI)SAE 4820 / SAE 4320 (Closest)
Availability
Available Forms & Sizes
- ROUND BAR
Form TypeSize Range Available
Black Round BarsOD 40MM - OD 1000MM
FAQ
18CRNIMO7-6 — frequently asked questions
What is the equivalent of 18CRNIMO7-6?
Standards: Indian IS: 15NiCr1Mo12 / 17CrNiMo6; European EN: 18CrNiMo7-6 (EN 10084); Germany DIN: 17CrNiMo6 (DIN 17210); Japan JIS: SNCM420 (Closest); UK (BS): 820A16 / EN354; USA (SAE / AISI): SAE 4820 / SAE 4320 (Closest).
Which forms of 18CRNIMO7-6 are available?
18CRNIMO7-6 is available as ROUND BAR.
Where can I buy 18CRNIMO7-6 Alloy Steel in Mumbai or across India?
C P Steel Suppliers supplies 18CRNIMO7-6 Alloy Steel from Mumbai. Contact us with your size and quantity to confirm availability and delivery.
Interested in Alloy Steel 18CRNIMO7-6?
Tell us the size and quantity you need and we will get back to you.