AISI/SAE 4340 Alloy Steel Bar
Carbon Steel / Carbon Steel Bar Rod
AISI/SAE 4340 Alloy Steel Bar
AISI 4340 carbon steel bar is made of a heat treatable low alloy steel containing chromium, nickel and molybdenum. It has high toughness and high strength under heat treatment conditions.
Product Parameter
Product Specifications
| Product name | AISI/SAE 4340 Alloy Steel Bar Rod |
| Outer Diameter | 6mm-1020mm,or as per requirements |
| Specifications | Round Bar:Diameter:3mm~800mm or customize d Square Bar:Size:4mm*4mm~100mm*100mm or customized Flat Bar:Thickness:2mm~100mm or Customized Width:10mm~500mm or Customized Hexagonal:Size:2mm~10mm or customized |
| Length | 12m,6m,5.8m,3m or as required |
| Standard | ASME, ASTM, EN, BS, GB, DIN, JIS, etc |
| Surface | Black painted,Polish,Oiled |
| Process | EAF +LF +VD+ Forged + Heat Treatment |
| Technique | Hot Rolled,Cold Cold |
| Certification | CE, ISO,SGC,ETC |
| MOQ | 25-28 TONS, A Container |
| Delivery Time | Usually 7 days, depending on the quantity |
| Inspection | Mill Test Certificate is supplied with shipment,SGS inspection is accepted if needed |
| Payment | TT,LC,ETC |
| Package | Standard exportseaworthy package or as required. |
| Application | 1): Can be used in many fields such as building, automobile, shipbuilding, petrochemical, machinery, medicine, food,electricpower, energy, space, building and decoration, etc. 2): Can be made into mould template, mortise pin, column. 3): This kind of steel have good mechanical property, is widely used in structural parts which may support stress alternation, 4): This kind of steel is the most common blanks and materials of shaft parts. Its die welding material model is CMC-E45. |
| Remark | Specific requirement of alloy grade,temper or specification can be discussed at your request |
| Port | Qingdao, Tianjin ,Shanghai |
Commen steel round bar category,grade,sizes and standard:
| Category | Grades | Sizes | Standard |
|---|---|---|---|
| Carbon structuresteel | Q195, Q215, Q235, Q275 | 16mm-250mm | GB/T700-2006 |
| Low alloy highstrength structuresteel | Q295, Q345, Q390, Q420, Q460 | 16mm-250mm | GB/T1591-2008 |
| Prime Carbonstructure steel | 10#,20#,35#,45#,60#,20Mn,65Mn,B2,B3, JM20, SH45,S45C, C45 | 16mm-250mm | GB/T699-1999 |
| Alloy structuresteel | 30Mn2, 40Mn2, 27SiMn, 42Crmo,20Cr,40Cr,20CrMo, 35CrMo, 20CrMnTi,30CrMnTi,20MnVB, 20MnTiB, 45MnV,20CrNiMo, Q345B,35MnBM,40MnB,36Mn2V, | 16mm-250mm | GB/T3077-1999 |
| Spring Steel | 65Mn, 60Si2Mn, 50CrVA | 16mm-250mm | GB/T1222-84 |
| Bearing Steel | GCr15, GCr15GD,55SiMoV | 16mm-250mm | GB/T18254-2002 |
| Structural steelssubject to end-quenchhardenabilityrequirements | 20CrMnTi, 30CrMnTi, 20Cr, 40Cr, 30CrMo,42CrMoA, 27SiMn, 40Mn2H,20CrNiMo,40Mn2,q345b,35MnBM,40MnB,45MnV. | 16mm-250mm | GB/T5216-2004 |
| Oil wells structuralsteel | 37Mn5, 36Mn2V | 16mm-250mm | Q/LYS248-2007 |
| Marine anchorchain steel | CM490, CM690, M30Mn2 | 16mm-250mm | YB/T66-1987 |
| Marine anchorchain steel | CM490, CM690, M30Mn2 | 16mm-250mm | GB/T18669-2002 |
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