Skip to Content
Our grades

Alloy steel, grade by grade.

Five premium grades, stocked and ready in diameters from Ø14mm to Ø315mm. Composition, applications and specs for each — with a mill test certificate on every order.

EN 47735A50 · 51CrV4 · AISI 6150
Enquire about EN 47

Chrome-vanadium spring steel

A high-carbon chromium-vanadium spring steel prized for its fatigue strength and elasticity. It takes and holds a temper well, making it the go-to grade for components that flex under repeated load.

Typical applications
Typical composition wt %
C0.45 – 0.55
Si0.10 – 0.35
Mn0.70 – 1.10
Cr0.90 – 1.20
V0.15 min
Indicative ranges. A mill test certificate is supplied with every dispatch.
EN 35316NiCr · EN 10084
Enquire about EN 353

Case-hardening nickel-chromium-molybdenum steel

A carburising steel that develops a hard, wear-resistant case over a tough, shock-absorbing core. Widely specified for transmission parts that must resist surface wear while surviving impact loads.

Typical applications
Typical composition wt %
C0.17 – 0.22
Si0.10 – 0.40
Mn0.40 – 0.60
Cr0.75 – 1.25
Ni1.00 – 1.50
Mo0.08 – 0.15
Indicative ranges. A mill test certificate is supplied with every dispatch.
EN 36C655M13 · 832M13 · 14NiCrMo13
Enquire about EN 36C

High-nickel case-hardening steel

A premium 3% nickel-chromium carburising steel offering exceptional core toughness and shock resistance. The high nickel content suits the most demanding, heavily loaded gearing and bearing duties.

Typical applications
Typical composition wt %
C0.12 – 0.18
Si0.10 – 0.35
Mn0.30 – 0.60
Cr0.80 – 1.20
Ni3.00 – 3.75
Mo0.10 – 0.25
Indicative ranges. A mill test certificate is supplied with every dispatch.
EN 24817M40 · 34CrNiMo6 · AISI 4340
Enquire about EN 24

High-tensile nickel-chromium-molybdenum steel

A through-hardening alloy steel that combines high tensile strength with excellent toughness and fatigue resistance. Supplied hardened and tempered for parts under sustained high stress.

Typical applications
Typical composition wt %
C0.36 – 0.44
Si0.10 – 0.35
Mn0.45 – 0.70
Cr1.00 – 1.40
Ni1.30 – 1.70
Mo0.20 – 0.35
Indicative ranges. A mill test certificate is supplied with every dispatch.
SAE 862021NiCrMo2 · 1.6523
Enquire about SAE 8620

Low-alloy carburising steel

A versatile, cost-effective carburising grade delivering good case hardness with above-average core toughness. A dependable workhorse across general engineering and automotive components.

Typical applications
Typical composition wt %
C0.18 – 0.23
Si0.15 – 0.35
Mn0.70 – 0.90
Cr0.40 – 0.60
Ni0.40 – 0.70
Mo0.15 – 0.25
Indicative ranges. A mill test certificate is supplied with every dispatch.
Bar forms

Round, square and flat bar — supplied across Mumbai

As an alloy steel stockist and supplier in Mumbai, we hold ready stock of round, square and flat bar — across all five grades, cut to length with a mill test certificate on every dispatch.

Round bar

Alloy steel rounds in Mumbai, Ø14–315 mm from ready stock — EN 47, EN 24, SAE 8620, EN 353 and EN 36C.

Square bar

Square bar in alloy steel grades, from ready stock at our Mumbai warehouse.

Flat bar

Alloy steel flat bar cut to length, in ready stock across all grades.

Found your grade?

Send us the grade, diameter and quantity — we'll check it against ready stock and get back to you fast.

Request a quote