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JIS G4805 SUJ2 Steel: Supply & Demand

Buyer RFQ demand against seller listing supply for JIS G4805 SUJ2, 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	55	50	Healthy	88,000 to 94,000 median 90,450

JIS G4805 SUJ2's demand ranks in the top 7% of all 484 tracked grades platform-wide.

The Round Bar form most recently moved into Healthy, 42 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.

JIS G4805 SUJ2 is a Tool & Die Steels grade: Japanese bearing steel, high carbon chromium. Typical applications: Ball bearings, roller bearings, bearing races, precision rolls.

Equivalent / Similar Grades (5)

Grade	Standard	Region
100Cr6	DIN	Germany
EN31	BS 970	UK
AISI 52100	SAE	USA
GCr15	GB	China
NF A35-551 100C6	NF A35-551	France

Chemical Composition (%)

C	Si	Mn	Cr	S	P
0.95–1.10	0.15–0.35	≤0.50	1.30–1.60	≤0.025	≤0.025

Mechanical Properties

Tensile Strength	≥650 MPa (annealed)
Hardness HRC	60–64 (hardened)
Hardness HB	183–229 (annealed)