GB/T 3077 40Cr Steel: Supply & Demand
Buyer RFQ demand against seller listing supply for GB/T 3077 40Cr, broken down by form. Signals are indicative and derived from listings and RFQs.
Last updated: 16 Oct 2026, 1:00 AM
Live Signal: This grade’s supply and demand by form, from listings and RFQs open right now. Use this to act today. For example, “Is there a buyer gap in this grade’s round bar this week?”
| Form |
Supply |
Demand |
Status |
Price Band (Rs./MT) |
| Round Bar |
2 |
0 |
Low Activity |
Insufficient data
|
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.
GB/T 3077 40Cr is an Alloy Steel grade: 40Cr: Cr group alloy structural steel. Specified in GB/T 3077:2015.
Typical applications: shafts, gears, bolts, spindles, connecting rods, machine parts.
Equivalent / Similar Grades (5)
Chemical Composition (%)
| C |
Si |
Mn |
Cr |
P |
S |
Cu |
| 0.37-0.44 |
0.17-0.37 |
0.50-0.80 |
0.80-1.10 |
<=0.030 |
<=0.030 |
<=0.30 |
Mechanical Properties
| Tensile Strength |
>=980 MPa |
| Yield Strength |
>=785 MPa |
| Elongation |
>=9% |
| Hardness |
<=207 HB |
| Condition |
Quenched and tempered, test sample 25 mm; hardness is for bars delivered annealed or high temperature tempered |