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SAE 4340 Flat Bar - Listings

All SAE 4340 Flat Bar listings on M-EX.

All SAE 4340 Forms Alloy Steel
Grade Details
Grade4340
StandardSAE
DescriptionNickel chrome molybdenum steel, very high strength
ApplicationsAircraft parts, heavy duty gears, crankshafts
Equivalent Grades
Grade Standard Region Live Flat Bar on M-EX
34CrNiMo6 DIN/EN Europe No activity yet
EN24 BS970 UK 3 listings, 3 RFQs →
SNCM439 JIS Japan No activity yet
Market Snapshot
See Full Price Gap →
7D Offer Price
▼ -0.3%
15D Offer Price
▼ -0.3%
30D Offer Price
▼ -0.8%
Supply & Demand: Flat Bar See Full Supply & Demand →
SAE 4340 Flat Bar Supply, no demand

Active SAE 4340 Flat Bar Listings (For Sale) 3

SAE 4340 Flat Bar
1.200 MT  ·  Closes 03 Sep 2026
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SAE 4340 Flat Bar
0.600 MT  ·  Closes 02 Sep 2026
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SAE 4340 Flat Bar
1.800 MT  ·  Closes 01 Sep 2026
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Buyer RFQs for SAE 4340 Flat Bar 0

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No open buyer requirements for SAE 4340 Flat Bar at this time.

Related: All Flat Bar grades · Alloy Steel