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C40 Round Bar — Listings

All C40 Round Bar listings on M-EX.

All C40 Forms Carbon Steel
Grade Details
GradeC40
StandardIS 1570
DescriptionMedium carbon steel with good tensile strength and wear resistance after heat treatment. Widely used for machinery and automotive components.
Applicationscrankshafts, couplings, bolts, spindles, axles, gears
Equivalent Grades
Grade Standard Region
AISI 1040 AISI USA
SAE 1040 SAE USA
C40 DIN Germany
XC38 NF France
S40C JIS Japan
080M40 BS970 UK

Active C40 Round Bar Listings 2

C40 Round Bar
3.500 MT  ·  Closes 06 Aug 2026
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C40 Round Bar
5.200 MT  ·  Closes 10 Aug 2026
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Related: All Round Bar grades · Carbon Steel