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SAE 4140 Round Bar Diameter 50mm, Length 6,000mm Black (Hot Rolled) Normalised - RFQ Closed

RFQ ref: sae-4140-round-bar-50mm-rfq30654  ·  Steel  ·  Expired

Buyer Requirement Details
Grade4140
StandardSAE J404
FormRound Bar
Quantity Required1.500 MT
SurfaceBlack (Hot Rolled)
ProcessingNormalised
Payment Terms 100% against dispatch documents
NotesStored under shed.
Max Participants5 sellers
Participants0 registered
Period 1 Closed07 Aug 2026, 18:11
Dimensions Required
Diameter 50 mm
Length 6,000 mm
Browse related: SAE 4140 Specs All Round Bar Listings SAE 4140 Round Bar Alloy Steel
SAE 4140 is a Alloy Steel grade - Chrome molybdenum alloy steel, high strength and toughness. Typical applications: Gears, shafts, dies, bolts, crankshafts. Commonly traded in Round Bar form on M-EX.
Equivalent / Similar Grades
Grade Standard Region
42CrMo4 DIN/EN Europe
EN19 BS970 UK
SCM440 JIS Japan
Chemical Composition (%)
C Mn Cr Mo Si
0.38–0.43 0.75–1.00 0.80–1.10 0.15–0.25 0.15–0.35
Mechanical Properties
condition Quenched & Tempered
Tensile Strength 850–1000 MPa
Yield Strength ≥680 MPa
Elongation ≥13%
Hardness 248–302 HB
RFQ Status
⛔ This RFQ has expired.
It is no longer accepting participants or quotes.
Learn about SAE 4140
SAE 4140 Specifications