GB/T 3077 40Cr Round Bar - Listings

All GB/T 3077 40Cr Round Bar listings on M-EX.

All GB/T 3077 40Cr Forms Alloy Steel
Grade Details
Grade40Cr
StandardGB/T 3077
DescriptionChromium alloy engineering steel with good hardenability, strength and wear resistance after heat treatment. Widely used for medium-duty mechanical and automotive components.
Applicationsshafts, gears, bolts, spindles, connecting rods, machine parts
Equivalent Grades
Grade Standard Region Live Round Bar on M-EX
AISI 5140 AISI USA 2 listings, 0 RFQs →
41Cr4 DIN EN 10083 Germany 2 listings, 0 RFQs →
SCr440 JIS G4053 Japan 0 listings, 2 RFQs →
EN19 BS970 UK 10 listings, 14 RFQs →
Market Snapshot
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GB/T 3077 40Cr Round Bar Balanced

Active GB/T 3077 40Cr Round Bar Listings (For Sale) 2

GB/T 3077 40Cr Round Bar
4.300 MT  ·  Closes 07 Sep 2026
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GB/T 3077 40Cr Round Bar
2.700 MT  ·  Closes 04 Sep 2026
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Related: All Round Bar grades · Alloy Steel