NO.1 Stockist of 4140 Plate in China

 

  • Your supplier probably buys from us.
  • 10000+ tons daily stock of 4140 steel plate.
  • Hot rolled / annealed / QT(Prehard) condition available. 
  • Thickness 6-300mm in stock for 1-3 days shipment.
  • Thickness 1-10 cold rolled for 30 days lead time.
  • Cut to flat bar service available.
  • Machined to finished pieces service available.

Important Clients with Otai

boher buys carbon steel and tool steel from otai special steel    

           

top quality of AISI ASTM 4140 plate in stock number 1 supplier of 4140 plate in south china 42crmo4 plate flat 4140 steel - 3

Chemical Composition

4140 C Mn Si P S Cr Mo
0.38-0.43 0.75-1.00 0.15-0.35 0.035 max 0.035 max 0.80-1.10 0.15-0.25

Relevant Specifications and Equivalents

ASTM A29 Material No. DIN BS EN 10083 JIS G4105 BS 970-3-1991 BS 970-1955 AS 1444 AFNOR
4140 1.7225 38HM 42CrMo4 SCM440 708M40 EN19A 4140 42CD4

Certificate & SGS Report

iso-9001-sgs-certify-otai

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