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JIS G4053 SMnC420 Round Bar Diameter 50mm, Length 6,700mm Black (Hot Rolled) Annealed - RFQ Closed

RFQ ref: jis-g4052-smnc420-round-bar-50mm-rfq31487  ·  Steel  ·  Expired

Buyer Requirement Details
GradeSMnC420
StandardJIS G4053:2008
FormRound Bar
Quantity Required2.100 MT
SurfaceBlack (Hot Rolled)
ProcessingAnnealed
Payment Terms 100% against dispatch documents
NotesStored under shed.
Max Participants5 sellers
Participants0 registered
Period 1 Closed07 Aug 2026, 20:11
Dimensions Required
Diameter 50 mm
Length 6,700 mm
Browse related: JIS G4053 SMnC420 Specs All Round Bar Listings JIS G4053 SMnC420 Round Bar Alloy Steel
JIS G4053 SMnC420 is a Alloy Steel grade - Japanese case hardening Mn-Cr steel per JIS G4053. Close equivalent to 20MnCr5 with similar chemistry and case hardening properties. Typical applications: Case hardened gears, shafts, cams, pins, automotive components. Commonly traded in Round Bar form on M-EX.
Chemical Composition (%)
C Mn Cr Si S P
0.17–0.23 1.15–1.55 0.35–0.70 0.15–0.35 ≤0.030 ≤0.030
Mechanical Properties
Tensile Strength 785–980 MPa
Case Hardness HRC 58–62
Core Hardness HB 217–277
Elongation ≥10%
RFQ Status
⛔ This RFQ has expired.
It is no longer accepting participants or quotes.
Learn about JIS G4053 SMnC420
JIS G4053 SMnC420 Specifications