Market Intelligence › Supply and Demand Balance › BS 4659 BO2

BS 4659 BO2 Steel: Supply & Demand

Buyer RFQ demand against seller listing supply for BS 4659 BO2, broken down by form. Signals are indicative and derived from listings and RFQs.

Last updated: 16 Oct 2026, 1:00 AM

Live Signal Lifetime

Lifetime: This grade’s supply and demand by form, across everything ever listed on M-EX. Use this for the long view. For example, “Has this grade historically drawn more buyers than sellers?”

Shortage

In Demand

Healthy

Oversupplied

Deep Supply

Low Activity

Form	Supply	Demand	Status	Price Band (Rs./MT)
Round Bar	0	33	Shortage	208,459 to 211,296 median 210,426

BS 4659 BO2's demand ranks in the top 11% of all 484 tracked grades platform-wide.

The Round Bar form most recently moved into Shortage, 125 days ago.

Disclaimer: All information on this page is indicative only and derived from posted listings and RFQs on M-EX. It does not constitute a market price quote or investment advice. M-EX and GTE make no representations as to accuracy or completeness. Actual activity depends on quantity, quality, payment terms and other commercial factors agreed between buyers and sellers.

BS 4659 BO2 is a Tool & Die Steels grade: British oil hardening cold work tool steel. Typical applications: Taps, drills, reamers, punches, gauges.

Equivalent / Similar Grades (3)

Grade	Standard	Region
O2	AISI	USA
90MnCrV8	DIN	Germany
GB/T 9CrWMn	GB/T 1299	China

Chemical Composition (%)

C	Mn	Cr	Si
0.85–0.95	1.40–1.80	≤0.30	≤0.30

Mechanical Properties

Hardness HRC (hardened)	57–62
Hardness HB (annealed)	≤217