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34CRNIMO6 Alloy Steel Round Bar

Quenched & Tempered Heavy-Duty Cr-Ni-Mo Structural Steel

Standard
EN 10083-3 / DIN 17200
Werkstoff / UNS
Werkstoff: 1.6582UNS: G43400
Overview

About 34CRNIMO6 Alloy Steel

C P Steel Suppliers supplies 34CRNIMO6 Alloy Steel for engineering, industrial machinery and manufacturing applications. It is classified as Quenched & Tempered Heavy-Duty Cr-Ni-Mo Structural Steel. Available forms include ROUND BAR.

Contact our Mumbai team with your required size and quantity to confirm availability, documentation and delivery.

34CRNIMO6 Round Bar Suppliers, 34CRNIMO6 Stockist, 34CRNIMO6 Big Dia, 34CRNIMO6 Cut to size as per requirement, 34CRNIMO6 Flat Bar, 34CRNIMO6 Small Quantity, 34CRNIMO6 Larger Dia, 34CRNIMO6 Circle, Ring. 34CRNIMO6 Mumbai, Chennai, Tamil Nadu, Gujarat, Pune, Maharashtra, India etc.

Specification

Chemical Composition

ElementComposition (wt%)
CCarbon
0.30 - 0.38%
MnManganese
0.50 - 0.80%
SiSilicon
max 0.40%
NiNickel
1.30 - 1.70%
CrChromium
1.30 - 1.70%
MoMolybdenum
0.15 - 0.30%
PPhosphorus
max 0.025%
SSulfur
max 0.035%
FeIron
Balance
Performance

Mechanical, Physical & Processing Properties

PropertyValue / Reading
Tensile Strength900 - 1200 MPa (depending on section size)
Yield Strengthmin 700 - 900 MPa
Elongation10 - 14 %
Hardness Brinell269 - 350 HBW
PropertyValue / Reading
Density7.85 g/cm³
Melting Point1425 °C
Modulus Of Elasticity210 GPa
Thermal Conductivity37.7 - 42.0 W/m·K
PropertyValue / Reading
WeldabilityPoor; only weldable with strict preheating and post-weld heat treatment.
MachinabilityGood in soft annealed or pre-hardened condition.
Case HardeningThrough-hardening steel; can be surface induction hardened or nitrided.
Corrosion ResistanceLow; requires protective surface treatment.
Cross Reference

Equivalent Grades by Standard

Standard / RegionEquivalent Grade
Indian IS40Ni6Cr4Mo3 (IS 1570)
European EN34CrNiMo6 (EN 10083-3)
Germany DIN34CrNiMo6 (DIN 17200)
Japan JISSNCM447 / SNCM439
UK (BS)817M40 / EN24
USA (SAE / AISI)SAE 4340 / SAE 4337
Availability

Available Forms & Sizes

  • ROUND BAR
Form TypeSize Range Available
Black Round BarsOD 100MM - OD 600MM
FAQ

34CRNIMO6 — frequently asked questions

What is the equivalent of 34CRNIMO6?
Standards: Indian IS: 40Ni6Cr4Mo3 (IS 1570); European EN: 34CrNiMo6 (EN 10083-3); Germany DIN: 34CrNiMo6 (DIN 17200); Japan JIS: SNCM447 / SNCM439; UK (BS): 817M40 / EN24; USA (SAE / AISI): SAE 4340 / SAE 4337.
Which forms of 34CRNIMO6 are available?
34CRNIMO6 is available as ROUND BAR.
Where can I buy 34CRNIMO6 Alloy Steel in Mumbai or across India?
C P Steel Suppliers supplies 34CRNIMO6 Alloy Steel from Mumbai. Contact us with your size and quantity to confirm availability and delivery.

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