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AISI 4140 Steel: Regional Demand and Supply

Where AISI 4140 demand and supply sit across India by zone. Colour shows where each region sits on the supply and demand scale. Click a region to drill in. Signals are indicative and derived from listings and RFQs.

Last updated: 16 Oct 2026, 1:00 AM

Live Signal Lifetime
Lifetime: Where buyers and sellers have been active across India, over everything ever listed on M-EX. Use this for the long view. For example, “Which regions have historically been the strongest markets for this grade?”
Viewing a specific grade. Switch grade:
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Shortage In Demand Healthy Oversupplied Deep Supply Low Activity No activity
Leading Region
West
National Activity
143
RegionActivitySupplyDemand
West 88 87 1
Central 21 21 0
South 17 17 0
North 11 11 0
East 6 6 0
Northeast 0 0 0
See the price gap (demand vs offer price) for AISI 4140 ›
West leads nationally in AISI 4140 activity, driven mainly by Maharashtra and Gujarat.
Nationally, the market has held at “Deep Supply” for 146 days.
Activity Over Time for AISI 4140
Current
Deep Supply
1 RFQs · 142 listings
7 days ago
Deep Supply
Same as today
1 RFQs · 142 listings
15 days ago
Deep Supply
Same as today
1 RFQs · 142 listings
30 days ago
Deep Supply
3 fewer sellers than today
1 RFQs · 139 listings

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.

AISI 4140 is an Alloy Steel grade: Chrome molybdenum alloy steel, high strength and toughness. Typical applications: Gears, shafts, dies, bolts, crankshafts, tooling.
Equivalent / Similar Grades (11)
Grade Standard Region
42CrMo4 DIN/EN Europe
EN19 BS 970 UK
SCM440 JIS Japan
SAE4140 SAE USA
4137 SAE J404 USA
4142 SAE J404 USA
4145 SAE J404 USA
4150 SAE J404 USA
4135 SAE J404 USA
4140 SAE J404 USA
708A40 BS 970 (Part 1) UK
Chemical Composition (%)
C Mn Cr Mo Si S P
0.38–0.43 0.75–1.00 0.80–1.10 0.15–0.25 0.15–0.35 ≤0.040 ≤0.035
Mechanical Properties
Condition Quenched & Tempered
Tensile Strength 850–1000 MPa
Yield Strength ≥680 MPa
Elongation ≥13%
Hardness 248–302 HB
Impact (Charpy) ≥54 J