| Customization: | Available |
|---|---|
| Type: | Alloy Steel Bar |
| Standard: | AISI, ASTM, GB, JIS, DIN |
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GENERAL CHARACTERISTICS OF AISI / SAE 4140
AISI or SAE 4140 grade is a low-alloy steel containing chromium and molybdenum as strengthening agents.
Its chemical composition is seen to the right:
Grade |
C | Si | Mn | S | P | Cr | Ni | Cu | Mo |
| 15CrMo | 0.13 | 0.15 | 0.6 | Max | Max | 0.9 | Max | Max | 0.15 |
| 0.18 | 0.35 | 0.85 | 0.03 | 0.03 | 1.1 | 0.03 | 0.03 | 0.03 | |
| 20CrMo | 0.17 | 0.17 | 0.4 | Max | Max | 0.8 | Max | Max | 0.15 |
| 0.24 | 0.37 | 0.7 | 0.03 | 0.03 | 1.1 | 0.03 | 0.03 | 0.25 | |
| 30Crmo | 0.26 | 0.17 | 0.4 | Max | Max | 0.8 | Max | Max | 0.15 |
| 0.34 | 0.37 | 0.7 | 0.03 | 0.03 | 1.1 | 0.03 | 0.03 | 0.25 | |
| 35CrMo | 0.32 | 0.17 | 0.4 | Max | Max | 0.8 | Max | Max | 0.15 |
| 0.4 | 0.37 | 0.7 | 0.03 | 0.03 | 1.1 | 0.03 | 0.03 | 0.25 | |
| 42CrMo | 0.38 | Max | 0.6 | Max | Max | 0.9 | Max | Max | 0.15 |
| 0.45 | 0.4 | 0.9 | 0.035 | 0.035 | 1.2 | 0.03 | 0.03 | 0.3 | |
| 50CrMo | 0.48 | Max | 0.6 | Max | Max | 0.9 | Max | Max | 0.15 |
| 0.53 | 0.4 | 0.9 | 0.035 | 0.035 | 1.2 | 0.03 | 0.03 | 0.3 |
AISI/SAE 4140 grade is a versatile alloy with good atmospheric corrosion resistance and reasonable strength
up to around 600 º F (315 º C.) It shows good overall combinations of strength, toughness, wear resistance
and fatigue strength.
| Commodity | Prime Quality Hot Rolled / Forged Alloy Steel Round Bar |
| Grades | Q195,Q235,10#,20#,35#,45#,Q215,Q345, 12Cr1Mov,15CrMo,304,316,20Cr,40Cr,20CrMo,35CrMo,42CrMo, 40CrNiMo,GCr15,65Mn,50Mn,50Cr,3Cr2W8V,20CrMnTi,5CrMnMo |
| Surface | Black,Polish,Oiled |
| Technique | Hot rolled / Cold drawn /Forged |
| Delivery Condition |
Black Surface,Rough machined or as required |
| Test | 100% Ultrasonic test |
| Process | EAF + LF + VD + Forged + Heat Treatment |
| Dimension | Diameter : 5mm - 650mm |
| Length : 4000-16000mm or cut to length | |
| Application | 1): Can be used in many fields such as building, automobile, shipbuilding, petrochemical, machinery, medicine, food, electric power, 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, especially made into some connecting rods, bolts, wheel gear... 4): This kind of steel is the most common blanks and materials of shaft parts. Its die welding material model is CMC-E45. |
| Inspection | Mill Test Certificate is supplied with shipment,SGS inspection is accepted if needed |
| Package | Standard export seaworthy package or as required. |
| Port | Tianjin Port or Customer designated port of destination |
| Delivery Time | 5-15 days,according to customers' grades,dimension and quantities |
Δ Steel round bar Grade & Sizes
| Category | Grades | Sizes | Standard |
| Carbon structure steel | Q195, Q215, Q235, Q275 | 16mm-250mm | GB/T700-2006 |
| Low alloy high strength structure steel | Q295, Q345, Q390, Q420, Q460 | 16mm-250mm | GB/T1591-2008 |
| Prime Carbon structure steel | 10#, 20#, 35#, 45#, 60#, 20Mn, 65Mn, B2, B3, JM20, SH45,S45C, C45 | 16mm-250mm | GB/T699-1999 |
| Alloy structure steel | 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 steels subject to end-quench hardenability requirements | 20CrMnTi, 30CrMnTi, 20Cr, 40Cr, 30CrMo, 42CrMoA, 27SiMn, 40Mn2H, 20CrNiMo, 40Mn2, q345b,35MnBM, 40MnB,45MnV. | 16mm-250mm | GB/T5216-2004 |
| Oil wells structural steel | 37Mn5, 36Mn2V | 16mm-250mm | Q/LYS248-2007 |
| Marine anchor chain steel | CM490, CM690, M30Mn2 | 16mm-250mm | YB/T66-1987 |
| GB/T18669-2002 |
Δ Steel round bar packing and shipping
Packing Details : Export standard package,bundled or be required.
Q1. What are your company's main products ?
A1: Our main products are stainless steel, carbon steel, galvanized steel, aluminium steel, ppgi steel products, including sheets, pipes, coils, strips, bars and channels.
Q2. What are the advantages of your company ?
A2: We guarantee that the quantity and specification of products are in full compliance with the standards of customer orders. We support any kinds of test. In addition, We also have more professional service and competitive price.
Q3. How do you control quality ?
A3: We provide Factory Test Report, also support Third Party Inspection.
Q4. How many coutries you already exported ?
A4: Exported to more than 50 countries mainly from Middle East, Russia, United States, Canada, Italy, Germany, Australia, Egypt, Chile, Mexico, Venezuela, Argentina, Kuwait, Saudi Arabia, UAE, Sri Lanka, Indonesia, Bangladesh, Turkey, India, etc.
Q5. Can you provide sample ? Do you support OEM ?
A5: Yes. Small samples in store can be provided for free. Customized samples will take about 2-3days.
Q6: What's your payment terms ?
A6: By T/T, L/C (30% deposit in advance, balance 70% before shipment), Western Union, Paypal, or Trade Online.
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