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AISI 1040 Round Bar Listings

All AISI 1040 Round Bar listings on M-EX.

All AISI 1040 Forms Carbon Steel
Grade Details
GradeAISI 1040
Standard AISI
DescriptionMedium carbon steel, widely used in machined parts
ApplicationsShafts, gears, bolts, couplings, crankshafts
Equivalent Grades
Grade Standard Region Live Round Bar on M-EX
IS 1570 (Part 2/Sec 1) 40C8 IS 1570 (Part 2/Sec 1) India No activity yet
BS 970 EN8 BS 970 UK 13 listings, 17 RFQs →
JIS G4051 S40C JIS G4051 Japan 3 listings, 0 RFQs →
SAE J403 1040 SAE J403 USA 2 listings, 0 RFQs →
SAE J403 1038 SAE J403 USA No activity yet
SAE J403 1039 SAE J403 USA No activity yet
SAE J403 1042 SAE J403 USA No activity yet
BS 970 (Part 1) 080H41 BS 970 (Part 1) UK No activity yet
BS 970 (Part 1) 060A40 BS 970 (Part 1) UK No activity yet
Market Snapshot
See Full Price Gap →
7D Offer Price
● 0.0%
15D Offer Price
● 0.0%
30D Offer Price
▲ +0.5%
Supply & Demand: Round Bar See Full Supply & Demand →
AISI 1040 Round Bar Deep Supply

Active AISI 1040 Round Bar Listings (For Sale) 3

AISI 1040 Round Bar
4.300 MT  ·  Closes 01 Nov 2026
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AISI 1040 Round Bar
2.400 MT  ·  Closes 01 Nov 2026
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AISI 1040 Round Bar
5.000 MT  ·  Closes 28 Oct 2026
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Buyer RFQs for AISI 1040 Round Bar 0

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Related: All Round Bar grades · Carbon Steel