SAE4340 Round Bar — Listings

All SAE4340 Round Bar listings on M-EX.

Grade Details

Grade	SAE4340
Standard	SAE/AISI
Description	Nickel chrome molybdenum steel, very high strength
Applications	Aircraft parts, heavy duty gears, crankshafts

Equivalent Grades

Active SAE4340 Round Bar Listings 5

SAE4340 Round Bar

2.600 MT · Closes 13 Apr 2026

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SAE4340 Round Bar

2.800 MT · Closes 13 Apr 2026

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SAE4340 Round Bar

2.700 MT · Closes 13 Apr 2026

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SAE4340 Round Bar

2.900 MT · Closes 13 Apr 2026

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SAE4340 Round Bar

1.700 MT · Closes 13 Apr 2026

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Related: All Round Bar grades · Alloy Steel